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Module isort.main

Tool for sorting imports alphabetically, and automatically separated into sections.

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"""Tool for sorting imports alphabetically, and automatically separated into sections."""

import argparse

import functools

import json

import os

import sys

from gettext import gettext as _

from io import TextIOWrapper

from pathlib import Path

from typing import Any, Dict, List, Optional, Sequence, Union

from warnings import warn

from . import __version__, api, files, sections

from .exceptions import FileSkipped, ISortError, UnsupportedEncoding

from .format import create_terminal_printer

from .logo import ASCII_ART

from .profiles import profiles

from .settings import VALID_PY_TARGETS, Config

from .wrap_modes import WrapModes

DEPRECATED_SINGLE_DASH_ARGS = {

    "-ac",

    "-af",

    "-ca",

    "-cs",

    "-df",

    "-ds",

    "-dt",

    "-fas",

    "-fass",

    "-ff",

    "-fgw",

    "-fss",

    "-lai",

    "-lbt",

    "-le",

    "-ls",

    "-nis",

    "-nlb",

    "-ot",

    "-rr",

    "-sd",

    "-sg",

    "-sl",

    "-sp",

    "-tc",

    "-wl",

    "-ws",

}

QUICK_GUIDE = f"""

{ASCII_ART}

Nothing to do: no files or paths have have been passed in!

Try one of the following:

    `isort .` - sort all Python files, starting from the current directory, recursively.

    `isort . --interactive` - Do the same, but ask before making any changes.

    `isort . --check --diff` - Check to see if imports are correctly sorted within this project.

    `isort --help` - In-depth information about isort's available command-line options.

Visit https://pycqa.github.io/isort/ for complete information about how to use isort.

"""

class SortAttempt:

    def __init__(self, incorrectly_sorted: bool, skipped: bool, supported_encoding: bool) -> None:

        self.incorrectly_sorted = incorrectly_sorted

        self.skipped = skipped

        self.supported_encoding = supported_encoding

def sort_imports(

    file_name: str,

    config: Config,

    check: bool = False,

    ask_to_apply: bool = False,

    write_to_stdout: bool = False,

    **kwargs: Any,

) -> Optional[SortAttempt]:

    incorrectly_sorted: bool = False

    skipped: bool = False

    try:

        if check:

            try:

                incorrectly_sorted = not api.check_file(file_name, config=config, **kwargs)

            except FileSkipped:

                skipped = True

            return SortAttempt(incorrectly_sorted, skipped, True)

        try:

            incorrectly_sorted = not api.sort_file(

                file_name,

                config=config,

                ask_to_apply=ask_to_apply,

                write_to_stdout=write_to_stdout,

                **kwargs,

            )

        except FileSkipped:

            skipped = True

        return SortAttempt(incorrectly_sorted, skipped, True)

    except (OSError, ValueError) as error:

        warn(f"Unable to parse file {file_name} due to {error}")

        return None

    except UnsupportedEncoding:

        if config.verbose:

            warn(f"Encoding not supported for {file_name}")

        return SortAttempt(incorrectly_sorted, skipped, False)

    except ISortError as error:

        _print_hard_fail(config, message=str(error))

        sys.exit(1)

    except Exception:

        _print_hard_fail(config, offending_file=file_name)

        raise

def _print_hard_fail(

    config: Config, offending_file: Optional[str] = None, message: Optional[str] = None

) -> None:

    """Fail on unrecoverable exception with custom message."""

    message = message or (

        f"Unrecoverable exception thrown when parsing {offending_file or ''}!"

        "This should NEVER happen.\n"

        "If encountered, please open an issue: https://github.com/PyCQA/isort/issues/new"

    )

    printer = create_terminal_printer(

        color=config.color_output, error=config.format_error, success=config.format_success

    )

    printer.error(message)

def _build_arg_parser() -> argparse.ArgumentParser:

    parser = argparse.ArgumentParser(

        description="Sort Python import definitions alphabetically "

        "within logical sections. Run with no arguments to see a quick "

        "start guide, otherwise, one or more files/directories/stdin must be provided. "

        "Use `-` as the first argument to represent stdin. Use --interactive to use the pre 5.0.0 "

        "interactive behavior."

        " "

        "If you've used isort 4 but are new to isort 5, see the upgrading guide: "

        "https://pycqa.github.io/isort/docs/upgrade_guides/5.0.0.html",

        add_help=False,  # prevent help option from appearing in "optional arguments" group

    )

    general_group = parser.add_argument_group("general options")

    target_group = parser.add_argument_group("target options")

    output_group = parser.add_argument_group("general output options")

    inline_args_group = output_group.add_mutually_exclusive_group()

    section_group = parser.add_argument_group("section output options")

    deprecated_group = parser.add_argument_group("deprecated options")

    general_group.add_argument(

        "-h",

        "--help",

        action="help",

        default=argparse.SUPPRESS,

        help=_("show this help message and exit"),

    )

    general_group.add_argument(

        "-V",

        "--version",

        action="store_true",

        dest="show_version",

        help="Displays the currently installed version of isort.",

    )

    general_group.add_argument(

        "--vn",

        "--version-number",

        action="version",

        version=__version__,

        help="Returns just the current version number without the logo",

    )

    general_group.add_argument(

        "-v",

        "--verbose",

        action="store_true",

        dest="verbose",

        help="Shows verbose output, such as when files are skipped or when a check is successful.",

    )

    general_group.add_argument(

        "--only-modified",

        "--om",

        dest="only_modified",

        action="store_true",

        help="Suppresses verbose output for non-modified files.",

    )

    general_group.add_argument(

        "--dedup-headings",

        dest="dedup_headings",

        action="store_true",

        help="Tells isort to only show an identical custom import heading comment once, even if"

        " there are multiple sections with the comment set.",

    )

    general_group.add_argument(

        "-q",

        "--quiet",

        action="store_true",

        dest="quiet",

        help="Shows extra quiet output, only errors are outputted.",

    )

    general_group.add_argument(

        "-d",

        "--stdout",

        help="Force resulting output to stdout, instead of in-place.",

        dest="write_to_stdout",

        action="store_true",

    )

    general_group.add_argument(

        "--overwrite-in-place",

        help="Tells isort to overwrite in place using the same file handle."

        "Comes at a performance and memory usage penalty over it's standard "

        "approach but ensures all file flags and modes stay unchanged.",

        dest="overwrite_in_place",

        action="store_true",

    )

    general_group.add_argument(

        "--show-config",

        dest="show_config",

        action="store_true",

        help="See isort's determined config, as well as sources of config options.",

    )

    general_group.add_argument(

        "--show-files",

        dest="show_files",

        action="store_true",

        help="See the files isort will be ran against with the current config options.",

    )

    general_group.add_argument(

        "--df",

        "--diff",

        dest="show_diff",

        action="store_true",

        help="Prints a diff of all the changes isort would make to a file, instead of "

        "changing it in place",

    )

    general_group.add_argument(

        "-c",

        "--check-only",

        "--check",

        action="store_true",

        dest="check",

        help="Checks the file for unsorted / unformatted imports and prints them to the "

        "command line without modifying the file. Returns 0 when nothing would change and "

        "returns 1 when the file would be reformatted.",

    )

    general_group.add_argument(

        "--ws",

        "--ignore-whitespace",

        action="store_true",

        dest="ignore_whitespace",

        help="Tells isort to ignore whitespace differences when --check-only is being used.",

    )

    general_group.add_argument(

        "--sp",

        "--settings-path",

        "--settings-file",

        "--settings",

        dest="settings_path",

        help="Explicitly set the settings path or file instead of auto determining "

        "based on file location.",

    )

    general_group.add_argument(

        "--profile",

        dest="profile",

        type=str,

        help="Base profile type to use for configuration. "

        f"Profiles include: {', '.join(profiles.keys())}. As well as any shared profiles.",

    )

    general_group.add_argument(

        "--old-finders",

        "--magic-placement",

        dest="old_finders",

        action="store_true",

        help="Use the old deprecated finder logic that relies on environment introspection magic.",

    )

    general_group.add_argument(

        "-j",

        "--jobs",

        help="Number of files to process in parallel.",

        dest="jobs",

        type=int,

        nargs="?",

        const=-1,

    )

    general_group.add_argument(

        "--ac",

        "--atomic",

        dest="atomic",

        action="store_true",

        help="Ensures the output doesn't save if the resulting file contains syntax errors.",

    )

    general_group.add_argument(

        "--interactive",

        dest="ask_to_apply",

        action="store_true",

        help="Tells isort to apply changes interactively.",

    )

    general_group.add_argument(

        "--format-error",

        dest="format_error",

        help="Override the format used to print errors.",

    )

    general_group.add_argument(

        "--format-success",

        dest="format_success",

        help="Override the format used to print success.",

    )

    target_group.add_argument(

        "files", nargs="*", help="One or more Python source files that need their imports sorted."

    )

    target_group.add_argument(

        "--filter-files",

        dest="filter_files",

        action="store_true",

        help="Tells isort to filter files even when they are explicitly passed in as "

        "part of the CLI command.",

    )

    target_group.add_argument(

        "-s",

        "--skip",

        help="Files that isort should skip over. If you want to skip multiple "

        "files you should specify twice: --skip file1 --skip file2. Values can be "

        "file names, directory names or file paths. To skip all files in a nested path "

        "use --skip-glob.",

        dest="skip",

        action="append",

    )

    target_group.add_argument(

        "--extend-skip",

        help="Extends --skip to add additional files that isort should skip over. "

        "If you want to skip multiple "

        "files you should specify twice: --skip file1 --skip file2. Values can be "

        "file names, directory names or file paths. To skip all files in a nested path "

        "use --skip-glob.",

        dest="extend_skip",

        action="append",

    )

    target_group.add_argument(

        "--sg",

        "--skip-glob",

        help="Files that isort should skip over.",

        dest="skip_glob",

        action="append",

    )

    target_group.add_argument(

        "--extend-skip-glob",

        help="Additional files that isort should skip over (extending --skip-glob).",

        dest="extend_skip_glob",

        action="append",

    )

    target_group.add_argument(

        "--gitignore",

        "--skip-gitignore",

        action="store_true",

        dest="skip_gitignore",

        help="Treat project as a git repository and ignore files listed in .gitignore."

        "\nNOTE: This requires git to be installed and accesible from the same shell as isort.",

    )

    target_group.add_argument(

        "--ext",

        "--extension",

        "--supported-extension",

        dest="supported_extensions",

        action="append",

        help="Specifies what extensions isort can be ran against.",

    )

    target_group.add_argument(

        "--blocked-extension",

        dest="blocked_extensions",

        action="append",

        help="Specifies what extensions isort can never be ran against.",

    )

    target_group.add_argument(

        "--dont-follow-links",

        dest="dont_follow_links",

        action="store_true",

        help="Tells isort not to follow symlinks that are encountered when running recursively.",

    )

    target_group.add_argument(

        "--filename",

        dest="filename",

        help="Provide the filename associated with a stream.",

    )

    target_group.add_argument(

        "--allow-root",

        action="store_true",

        default=False,

        help="Tells isort not to treat / specially, allowing it to be ran against the root dir.",

    )

    output_group.add_argument(

        "-a",

        "--add-import",

        dest="add_imports",

        action="append",

        help="Adds the specified import line to all files, "

        "automatically determining correct placement.",

    )

    output_group.add_argument(

        "--append",

        "--append-only",

        dest="append_only",

        action="store_true",

        help="Only adds the imports specified in --add-import if the file"

        " contains existing imports.",

    )

    output_group.add_argument(

        "--af",

        "--force-adds",

        dest="force_adds",

        action="store_true",

        help="Forces import adds even if the original file is empty.",

    )

    output_group.add_argument(

        "--rm",

        "--remove-import",

        dest="remove_imports",

        action="append",

        help="Removes the specified import from all files.",

    )

    output_group.add_argument(

        "--float-to-top",

        dest="float_to_top",

        action="store_true",

        help="Causes all non-indented imports to float to the top of the file having its imports "

        "sorted (immediately below the top of file comment).\n"

        "This can be an excellent shortcut for collecting imports every once in a while "

        "when you place them in the middle of a file to avoid context switching.\n\n"

        "*NOTE*: It currently doesn't work with cimports and introduces some extra over-head "

        "and a performance penalty.",

    )

    output_group.add_argument(

        "--dont-float-to-top",

        dest="dont_float_to_top",

        action="store_true",

        help="Forces --float-to-top setting off. See --float-to-top for more information.",

    )

    output_group.add_argument(

        "--ca",

        "--combine-as",

        dest="combine_as_imports",

        action="store_true",

        help="Combines as imports on the same line.",

    )

    output_group.add_argument(

        "--cs",

        "--combine-star",

        dest="combine_star",

        action="store_true",

        help="Ensures that if a star import is present, "

        "nothing else is imported from that namespace.",

    )

    output_group.add_argument(

        "-e",

        "--balanced",

        dest="balanced_wrapping",

        action="store_true",

        help="Balances wrapping to produce the most consistent line length possible",

    )

    output_group.add_argument(

        "--ff",

        "--from-first",

        dest="from_first",

        action="store_true",

        help="Switches the typical ordering preference, "

        "showing from imports first then straight ones.",

    )

    output_group.add_argument(

        "--fgw",

        "--force-grid-wrap",

        nargs="?",

        const=2,

        type=int,

        dest="force_grid_wrap",

        help="Force number of from imports (defaults to 2 when passed as CLI flag without value) "

        "to be grid wrapped regardless of line "

        "length. If 0 is passed in (the global default) only line length is considered.",

    )

    output_group.add_argument(

        "-i",

        "--indent",

        help='String to place for indents defaults to "    " (4 spaces).',

        dest="indent",

        type=str,

    )

    output_group.add_argument(

        "--lai", "--lines-after-imports", dest="lines_after_imports", type=int

    )

    output_group.add_argument(

        "--lbt", "--lines-between-types", dest="lines_between_types", type=int

    )

    output_group.add_argument(

        "--le",

        "--line-ending",

        dest="line_ending",

        help="Forces line endings to the specified value. "

        "If not set, values will be guessed per-file.",

    )

    output_group.add_argument(

        "--ls",

        "--length-sort",

        help="Sort imports by their string length.",

        dest="length_sort",

        action="store_true",

    )

    output_group.add_argument(

        "--lss",

        "--length-sort-straight",

        help="Sort straight imports by their string length. Similar to `length_sort` "

        "but applies only to straight imports and doesn't affect from imports.",

        dest="length_sort_straight",

        action="store_true",

    )

    output_group.add_argument(

        "-m",

        "--multi-line",

        dest="multi_line_output",

        choices=list(WrapModes.__members__.keys())

        + [str(mode.value) for mode in WrapModes.__members__.values()],

        type=str,

        help="Multi line output (0-grid, 1-vertical, 2-hanging, 3-vert-hanging, 4-vert-grid, "

        "5-vert-grid-grouped, 6-deprecated-alias-for-5, 7-noqa, "

        "8-vertical-hanging-indent-bracket, 9-vertical-prefix-from-module-import, "

        "10-hanging-indent-with-parentheses).",

    )

    output_group.add_argument(

        "-n",

        "--ensure-newline-before-comments",

        dest="ensure_newline_before_comments",

        action="store_true",

        help="Inserts a blank line before a comment following an import.",

    )

    inline_args_group.add_argument(

        "--nis",

        "--no-inline-sort",

        dest="no_inline_sort",

        action="store_true",

        help="Leaves `from` imports with multiple imports 'as-is' "

        "(e.g. `from foo import a, c ,b`).",

    )

    output_group.add_argument(

        "--ot",

        "--order-by-type",

        dest="order_by_type",

        action="store_true",

        help="Order imports by type, which is determined by case, in addition to alphabetically.\n"

        "\n**NOTE**: type here refers to the implied type from the import name capitalization.\n"

        ' isort does not do type introspection for the imports. These "types" are simply: '

        "CONSTANT_VARIABLE, CamelCaseClass, variable_or_function. If your project follows PEP8"

        " or a related coding standard and has many imports this is a good default, otherwise you "

        "likely will want to turn it off. From the CLI the `--dont-order-by-type` option will turn "

        "this off.",

    )

    output_group.add_argument(

        "--dt",

        "--dont-order-by-type",

        dest="dont_order_by_type",

        action="store_true",

        help="Don't order imports by type, which is determined by case, in addition to "

        "alphabetically.\n\n"

        "**NOTE**: type here refers to the implied type from the import name capitalization.\n"

        ' isort does not do type introspection for the imports. These "types" are simply: '

        "CONSTANT_VARIABLE, CamelCaseClass, variable_or_function. If your project follows PEP8"

        " or a related coding standard and has many imports this is a good default. You can turn "

        "this on from the CLI using `--order-by-type`.",

    )

    output_group.add_argument(

        "--rr",

        "--reverse-relative",

        dest="reverse_relative",

        action="store_true",

        help="Reverse order of relative imports.",

    )

    output_group.add_argument(

        "--reverse-sort",

        dest="reverse_sort",

        action="store_true",

        help="Reverses the ordering of imports.",

    )

    output_group.add_argument(

        "--sort-order",

        dest="sort_order",

        help="Specify sorting function. Can be built in (natural[default] = force numbers "

        "to be sequential, native = Python's built-in sorted function) or an installable plugin.",

    )

    inline_args_group.add_argument(

        "--sl",

        "--force-single-line-imports",

        dest="force_single_line",

        action="store_true",

        help="Forces all from imports to appear on their own line",

    )

    output_group.add_argument(

        "--nsl",

        "--single-line-exclusions",

        help="One or more modules to exclude from the single line rule.",

        dest="single_line_exclusions",

        action="append",

    )

    output_group.add_argument(

        "--tc",

        "--trailing-comma",

        dest="include_trailing_comma",

        action="store_true",

        help="Includes a trailing comma on multi line imports that include parentheses.",

    )

    output_group.add_argument(

        "--up",

        "--use-parentheses",

        dest="use_parentheses",

        action="store_true",

        help="Use parentheses for line continuation on length limit instead of slashes."

        " **NOTE**: This is separate from wrap modes, and only affects how individual lines that "

        " are too long get continued, not sections of multiple imports.",

    )

    output_group.add_argument(

        "-l",

        "-w",

        "--line-length",

        "--line-width",

        help="The max length of an import line (used for wrapping long imports).",

        dest="line_length",

        type=int,

    )

    output_group.add_argument(

        "--wl",

        "--wrap-length",

        dest="wrap_length",

        type=int,

        help="Specifies how long lines that are wrapped should be, if not set line_length is used."

        "\nNOTE: wrap_length must be LOWER than or equal to line_length.",

    )

    output_group.add_argument(

        "--case-sensitive",

        dest="case_sensitive",

        action="store_true",

        help="Tells isort to include casing when sorting module names",

    )

    output_group.add_argument(

        "--remove-redundant-aliases",

        dest="remove_redundant_aliases",

        action="store_true",

        help=(

            "Tells isort to remove redundant aliases from imports, such as `import os as os`."

            " This defaults to `False` simply because some projects use these seemingly useless "

            " aliases to signify intent and change behaviour."

        ),

    )

    output_group.add_argument(

        "--honor-noqa",

        dest="honor_noqa",

        action="store_true",

        help="Tells isort to honor noqa comments to enforce skipping those comments.",

    )

    output_group.add_argument(

        "--treat-comment-as-code",

        dest="treat_comments_as_code",

        action="append",

        help="Tells isort to treat the specified single line comment(s) as if they are code.",

    )

    output_group.add_argument(

        "--treat-all-comment-as-code",

        dest="treat_all_comments_as_code",

        action="store_true",

        help="Tells isort to treat all single line comments as if they are code.",

    )

    output_group.add_argument(

        "--formatter",

        dest="formatter",

        type=str,

        help="Specifies the name of a formatting plugin to use when producing output.",

    )

    output_group.add_argument(

        "--color",

        dest="color_output",

        action="store_true",

        help="Tells isort to use color in terminal output.",

    )

    output_group.add_argument(

        "--ext-format",

        dest="ext_format",

        help="Tells isort to format the given files according to an extensions formatting rules.",

    )

    output_group.add_argument(

        "--star-first",

        help="Forces star imports above others to avoid overriding directly imported variables.",

        dest="star_first",

        action="store_true",

    )

    section_group.add_argument(

        "--sd",

        "--section-default",

        dest="default_section",

        help="Sets the default section for import options: " + str(sections.DEFAULT),

    )

    section_group.add_argument(

        "--only-sections",

        "--os",

        dest="only_sections",

        action="store_true",

        help="Causes imports to be sorted based on their sections like STDLIB,THIRDPARTY etc. "

        "Within sections, the imports are ordered by their import style and the imports with "

        "same style maintain their relative positions.",

    )

    section_group.add_argument(

        "--ds",

        "--no-sections",

        help="Put all imports into the same section bucket",

        dest="no_sections",

        action="store_true",

    )

    section_group.add_argument(

        "--fas",

        "--force-alphabetical-sort",

        action="store_true",

        dest="force_alphabetical_sort",

        help="Force all imports to be sorted as a single section",

    )

    section_group.add_argument(

        "--fss",

        "--force-sort-within-sections",

        action="store_true",

        dest="force_sort_within_sections",

        help="Don't sort straight-style imports (like import sys) before from-style imports "

        "(like from itertools import groupby). Instead, sort the imports by module, "

        "independent of import style.",

    )

    section_group.add_argument(

        "--hcss",

        "--honor-case-in-force-sorted-sections",

        action="store_true",

        dest="honor_case_in_force_sorted_sections",

        help="Honor `--case-sensitive` when `--force-sort-within-sections` is being used. "

        "Without this option set, `--order-by-type` decides module name ordering too.",

    )

    section_group.add_argument(

        "--srss",

        "--sort-relative-in-force-sorted-sections",

        action="store_true",

        dest="sort_relative_in_force_sorted_sections",

        help="When using `--force-sort-within-sections`, sort relative imports the same "

        "way as they are sorted when not using that setting.",

    )

    section_group.add_argument(

        "--fass",

        "--force-alphabetical-sort-within-sections",

        action="store_true",

        dest="force_alphabetical_sort_within_sections",

        help="Force all imports to be sorted alphabetically within a section",

    )

    section_group.add_argument(

        "-t",

        "--top",

        help="Force specific imports to the top of their appropriate section.",

        dest="force_to_top",

        action="append",

    )

    section_group.add_argument(

        "--combine-straight-imports",

        "--csi",

        dest="combine_straight_imports",

        action="store_true",

        help="Combines all the bare straight imports of the same section in a single line. "

        "Won't work with sections which have 'as' imports",

    )

    section_group.add_argument(

        "--nlb",

        "--no-lines-before",

        help="Sections which should not be split with previous by empty lines",

        dest="no_lines_before",

        action="append",

    )

    section_group.add_argument(

        "--src",

        "--src-path",

        dest="src_paths",

        action="append",

        help="Add an explicitly defined source path "

        "(modules within src paths have their imports automatically categorized as first_party)."

        " Glob expansion (`*` and `**`) is supported for this option.",

    )

    section_group.add_argument(

        "-b",

        "--builtin",

        dest="known_standard_library",

        action="append",

        help="Force isort to recognize a module as part of Python's standard library.",

    )

    section_group.add_argument(

        "--extra-builtin",

        dest="extra_standard_library",

        action="append",

        help="Extra modules to be included in the list of ones in Python's standard library.",

    )

    section_group.add_argument(

        "-f",

        "--future",

        dest="known_future_library",

        action="append",

        help="Force isort to recognize a module as part of Python's internal future compatibility "

        "libraries. WARNING: this overrides the behavior of __future__ handling and therefore"

        " can result in code that can't execute. If you're looking to add dependencies such "

        "as six a better option is to create a another section below --future using custom "

        "sections. See: https://github.com/PyCQA/isort#custom-sections-and-ordering and the "

        "discussion here: https://github.com/PyCQA/isort/issues/1463.",

    )

    section_group.add_argument(

        "-o",

        "--thirdparty",

        dest="known_third_party",

        action="append",

        help="Force isort to recognize a module as being part of a third party library.",

    )

    section_group.add_argument(

        "-p",

        "--project",

        dest="known_first_party",

        action="append",

        help="Force isort to recognize a module as being part of the current python project.",

    )

    section_group.add_argument(

        "--known-local-folder",

        dest="known_local_folder",

        action="append",

        help="Force isort to recognize a module as being a local folder. "

        "Generally, this is reserved for relative imports (from . import module).",

    )

    section_group.add_argument(

        "--virtual-env",

        dest="virtual_env",

        help="Virtual environment to use for determining whether a package is third-party",

    )

    section_group.add_argument(

        "--conda-env",

        dest="conda_env",

        help="Conda environment to use for determining whether a package is third-party",

    )

    section_group.add_argument(

        "--py",

        "--python-version",

        action="store",

        dest="py_version",

        choices=tuple(VALID_PY_TARGETS) + ("auto",),

        help="Tells isort to set the known standard library based on the specified Python "

        "version. Default is to assume any Python 3 version could be the target, and use a union "

        "of all stdlib modules across versions. If auto is specified, the version of the "

        "interpreter used to run isort "

        f"(currently: {sys.version_info.major}{sys.version_info.minor}) will be used.",

    )

    # deprecated options

    deprecated_group.add_argument(

        "--recursive",

        dest="deprecated_flags",

        action="append_const",

        const="--recursive",

        help=argparse.SUPPRESS,

    )

    deprecated_group.add_argument(

        "-rc", dest="deprecated_flags", action="append_const", const="-rc", help=argparse.SUPPRESS

    )

    deprecated_group.add_argument(

        "--dont-skip",

        dest="deprecated_flags",

        action="append_const",

        const="--dont-skip",

        help=argparse.SUPPRESS,

    )

    deprecated_group.add_argument(

        "-ns", dest="deprecated_flags", action="append_const", const="-ns", help=argparse.SUPPRESS

    )

    deprecated_group.add_argument(

        "--apply",

        dest="deprecated_flags",

        action="append_const",

        const="--apply",

        help=argparse.SUPPRESS,

    )

    deprecated_group.add_argument(

        "-k",

        "--keep-direct-and-as",

        dest="deprecated_flags",

        action="append_const",

        const="--keep-direct-and-as",

        help=argparse.SUPPRESS,

    )

    return parser

def parse_args(argv: Optional[Sequence[str]] = None) -> Dict[str, Any]:

    argv = sys.argv[1:] if argv is None else list(argv)

    remapped_deprecated_args = []

    for index, arg in enumerate(argv):

        if arg in DEPRECATED_SINGLE_DASH_ARGS:

            remapped_deprecated_args.append(arg)

            argv[index] = f"-{arg}"

    parser = _build_arg_parser()

    arguments = {key: value for key, value in vars(parser.parse_args(argv)).items() if value}

    if remapped_deprecated_args:

        arguments["remapped_deprecated_args"] = remapped_deprecated_args

    if "dont_order_by_type" in arguments:

        arguments["order_by_type"] = False

        del arguments["dont_order_by_type"]

    if "dont_follow_links" in arguments:

        arguments["follow_links"] = False

        del arguments["dont_follow_links"]

    if "dont_float_to_top" in arguments:

        del arguments["dont_float_to_top"]

        if arguments.get("float_to_top", False):

            sys.exit("Can't set both --float-to-top and --dont-float-to-top.")

        else:

            arguments["float_to_top"] = False

    multi_line_output = arguments.get("multi_line_output", None)

    if multi_line_output:

        if multi_line_output.isdigit():

            arguments["multi_line_output"] = WrapModes(int(multi_line_output))

        else:

            arguments["multi_line_output"] = WrapModes[multi_line_output]

    return arguments

def _preconvert(item: Any) -> Union[str, List[Any]]:

    """Preconverts objects from native types into JSONifyiable types"""

    if isinstance(item, (set, frozenset)):

        return list(item)

    if isinstance(item, WrapModes):

        return str(item.name)

    if isinstance(item, Path):

        return str(item)

    if callable(item) and hasattr(item, "__name__"):

        return str(item.__name__)

    raise TypeError("Unserializable object {} of type {}".format(item, type(item)))

def identify_imports_main(

    argv: Optional[Sequence[str]] = None, stdin: Optional[TextIOWrapper] = None

) -> None:

    parser = argparse.ArgumentParser(

        description="Get all import definitions from a given file."

        "Use `-` as the first argument to represent stdin."

    )

    parser.add_argument(

        "files", nargs="+", help="One or more Python source files that need their imports sorted."

    )

    parser.add_argument(

        "--top-only",

        action="store_true",

        default=False,

        help="Only identify imports that occur in before functions or classes.",

    )

    target_group = parser.add_argument_group("target options")

    target_group.add_argument(

        "--follow-links",

        action="store_true",

        default=False,

        help="Tells isort to follow symlinks that are encountered when running recursively.",

    )

    uniqueness = parser.add_mutually_exclusive_group()

    uniqueness.add_argument(

        "--unique",

        action="store_true",

        default=False,

        help="If true, isort will only identify unique imports.",

    )

    uniqueness.add_argument(

        "--packages",

        dest="unique",

        action="store_const",

        const=api.ImportKey.PACKAGE,

        default=False,

        help="If true, isort will only identify the unique top level modules imported.",

    )

    uniqueness.add_argument(

        "--modules",

        dest="unique",

        action="store_const",

        const=api.ImportKey.MODULE,

        default=False,

        help="If true, isort will only identify the unique modules imported.",

    )

    uniqueness.add_argument(

        "--attributes",

        dest="unique",

        action="store_const",

        const=api.ImportKey.ATTRIBUTE,

        default=False,

        help="If true, isort will only identify the unique attributes imported.",

    )

    arguments = parser.parse_args(argv)

    file_names = arguments.files

    if file_names == ["-"]:

        identified_imports = api.find_imports_in_stream(

            sys.stdin if stdin is None else stdin,

            unique=arguments.unique,

            top_only=arguments.top_only,

            follow_links=arguments.follow_links,

        )

    else:

        identified_imports = api.find_imports_in_paths(

            file_names,

            unique=arguments.unique,

            top_only=arguments.top_only,

            follow_links=arguments.follow_links,

        )

    for identified_import in identified_imports:

        if arguments.unique == api.ImportKey.PACKAGE:

            print(identified_import.module.split(".")[0])

        elif arguments.unique == api.ImportKey.MODULE:

            print(identified_import.module)

        elif arguments.unique == api.ImportKey.ATTRIBUTE:

            print(f"{identified_import.module}.{identified_import.attribute}")

        else:

            print(str(identified_import))

def main(argv: Optional[Sequence[str]] = None, stdin: Optional[TextIOWrapper] = None) -> None:

    arguments = parse_args(argv)

    if arguments.get("show_version"):

        print(ASCII_ART)

        return

    show_config: bool = arguments.pop("show_config", False)

    show_files: bool = arguments.pop("show_files", False)

    if show_config and show_files:

        sys.exit("Error: either specify show-config or show-files not both.")

    if "settings_path" in arguments:

        if os.path.isfile(arguments["settings_path"]):

            arguments["settings_file"] = os.path.abspath(arguments["settings_path"])

            arguments["settings_path"] = os.path.dirname(arguments["settings_file"])

        else:

            arguments["settings_path"] = os.path.abspath(arguments["settings_path"])

    if "virtual_env" in arguments:

        venv = arguments["virtual_env"]

        arguments["virtual_env"] = os.path.abspath(venv)

        if not os.path.isdir(arguments["virtual_env"]):

            warn(f"virtual_env dir does not exist: {arguments['virtual_env']}")

    file_names = arguments.pop("files", [])

    if not file_names and not show_config:

        print(QUICK_GUIDE)

        if arguments:

            sys.exit("Error: arguments passed in without any paths or content.")

        return

    if "settings_path" not in arguments:

        arguments["settings_path"] = (

            os.path.abspath(file_names[0] if file_names else ".") or os.getcwd()

        )

        if not os.path.isdir(arguments["settings_path"]):

            arguments["settings_path"] = os.path.dirname(arguments["settings_path"])

    config_dict = arguments.copy()

    ask_to_apply = config_dict.pop("ask_to_apply", False)

    jobs = config_dict.pop("jobs", None)

    check = config_dict.pop("check", False)

    show_diff = config_dict.pop("show_diff", False)

    write_to_stdout = config_dict.pop("write_to_stdout", False)

    deprecated_flags = config_dict.pop("deprecated_flags", False)

    remapped_deprecated_args = config_dict.pop("remapped_deprecated_args", False)

    stream_filename = config_dict.pop("filename", None)

    ext_format = config_dict.pop("ext_format", None)

    allow_root = config_dict.pop("allow_root", None)

    wrong_sorted_files = False

    all_attempt_broken = False

    no_valid_encodings = False

    if "src_paths" in config_dict:

        config_dict["src_paths"] = {

            Path(src_path).resolve() for src_path in config_dict.get("src_paths", ())

        }

    config = Config(**config_dict)

    if show_config:

        print(json.dumps(config.__dict__, indent=4, separators=(",", ": "), default=_preconvert))

        return

    if file_names == ["-"]:

        file_path = Path(stream_filename) if stream_filename else None

        if show_files:

            sys.exit("Error: can't show files for streaming input.")

        input_stream = sys.stdin if stdin is None else stdin

        if check:

            incorrectly_sorted = not api.check_stream(

                input_stream=input_stream,

                config=config,

                show_diff=show_diff,

                file_path=file_path,

                extension=ext_format,

            )

            wrong_sorted_files = incorrectly_sorted

        else:

            try:

                api.sort_stream(

                    input_stream=input_stream,

                    output_stream=sys.stdout,

                    config=config,

                    show_diff=show_diff,

                    file_path=file_path,

                    extension=ext_format,

                    raise_on_skip=False,

                )

            except FileSkipped:

                sys.stdout.write(input_stream.read())

    elif "/" in file_names and not allow_root:

        printer = create_terminal_printer(

            color=config.color_output, error=config.format_error, success=config.format_success

        )

        printer.error("it is dangerous to operate recursively on '/'")

        printer.error("use --allow-root to override this failsafe")

        sys.exit(1)

    else:

        if stream_filename:

            printer = create_terminal_printer(

                color=config.color_output, error=config.format_error, success=config.format_success

            )

            printer.error("Filename override is intended only for stream (-) sorting.")

            sys.exit(1)

        skipped: List[str] = []

        broken: List[str] = []

        if config.filter_files:

            filtered_files = []

            for file_name in file_names:

                if config.is_skipped(Path(file_name)):

                    skipped.append(file_name)

                else:

                    filtered_files.append(file_name)

            file_names = filtered_files

        file_names = files.find(file_names, config, skipped, broken)

        if show_files:

            for file_name in file_names:

                print(file_name)

            return

        num_skipped = 0

        num_broken = 0

        num_invalid_encoding = 0

        if config.verbose:

            print(ASCII_ART)

        if jobs:

            import multiprocessing

            executor = multiprocessing.Pool(jobs if jobs > 0 else multiprocessing.cpu_count())

            attempt_iterator = executor.imap(

                functools.partial(

                    sort_imports,

                    config=config,

                    check=check,

                    ask_to_apply=ask_to_apply,

                    write_to_stdout=write_to_stdout,

                    extension=ext_format,

                ),

                file_names,

            )

        else:

            # https://github.com/python/typeshed/pull/2814

            attempt_iterator = (

                sort_imports(  # type: ignore

                    file_name,

                    config=config,

                    check=check,

                    ask_to_apply=ask_to_apply,

                    show_diff=show_diff,

                    write_to_stdout=write_to_stdout,

                    extension=ext_format,

                )

                for file_name in file_names

            )

        # If any files passed in are missing considered as error, should be removed

        is_no_attempt = True

        any_encoding_valid = False

        for sort_attempt in attempt_iterator:

            if not sort_attempt:

                continue  # pragma: no cover - shouldn't happen, satisfies type constraint

            incorrectly_sorted = sort_attempt.incorrectly_sorted

            if arguments.get("check", False) and incorrectly_sorted:

                wrong_sorted_files = True

            if sort_attempt.skipped:

                num_skipped += (

                    1  # pragma: no cover - shouldn't happen, due to skip in iter_source_code

                )

            if not sort_attempt.supported_encoding:

                num_invalid_encoding += 1

            else:

                any_encoding_valid = True

            is_no_attempt = False

        num_skipped += len(skipped)

        if num_skipped and not config.quiet:

            if config.verbose:

                for was_skipped in skipped:

                    print(

                        f"{was_skipped} was skipped as it's listed in 'skip' setting, "

                        "matches a glob in 'skip_glob' setting, or is in a .gitignore file with "

                        "--skip-gitignore enabled."

                    )

            print(f"Skipped {num_skipped} files")

        num_broken += len(broken)

        if num_broken and not config.quiet:

            if config.verbose:

                for was_broken in broken:

                    warn(f"{was_broken} was broken path, make sure it exists correctly")

            print(f"Broken {num_broken} paths")

        if num_broken > 0 and is_no_attempt:

            all_attempt_broken = True

        if num_invalid_encoding > 0 and not any_encoding_valid:

            no_valid_encodings = True

    if not config.quiet and (remapped_deprecated_args or deprecated_flags):

        if remapped_deprecated_args:

            warn(

                "W0502: The following deprecated single dash CLI flags were used and translated: "

                f"{', '.join(remapped_deprecated_args)}!"

            )

        if deprecated_flags:

            warn(

                "W0501: The following deprecated CLI flags were used and ignored: "

                f"{', '.join(deprecated_flags)}!"

            )

        warn(

            "W0500: Please see the 5.0.0 Upgrade guide: "

            "https://pycqa.github.io/isort/docs/upgrade_guides/5.0.0.html"

        )

    if wrong_sorted_files:

        sys.exit(1)

    if all_attempt_broken:

        sys.exit(1)

    if no_valid_encodings:

        printer = create_terminal_printer(

            color=config.color_output, error=config.format_error, success=config.format_success

        )

        printer.error("No valid encodings.")

        sys.exit(1)

if __name__ == "__main__":

    main()

Variables

ASCII_ART
DEPRECATED_SINGLE_DASH_ARGS
QUICK_GUIDE
VALID_PY_TARGETS
profiles

Functions

identify_imports_main

def identify_imports_main(
    argv: Optional[Sequence[str]] = None,
    stdin: Optional[_io.TextIOWrapper] = None
) -> None
View Source
def identify_imports_main(

    argv: Optional[Sequence[str]] = None, stdin: Optional[TextIOWrapper] = None

) -> None:

    parser = argparse.ArgumentParser(

        description="Get all import definitions from a given file."

        "Use `-` as the first argument to represent stdin."

    )

    parser.add_argument(

        "files", nargs="+", help="One or more Python source files that need their imports sorted."

    )

    parser.add_argument(

        "--top-only",

        action="store_true",

        default=False,

        help="Only identify imports that occur in before functions or classes.",

    )

    target_group = parser.add_argument_group("target options")

    target_group.add_argument(

        "--follow-links",

        action="store_true",

        default=False,

        help="Tells isort to follow symlinks that are encountered when running recursively.",

    )

    uniqueness = parser.add_mutually_exclusive_group()

    uniqueness.add_argument(

        "--unique",

        action="store_true",

        default=False,

        help="If true, isort will only identify unique imports.",

    )

    uniqueness.add_argument(

        "--packages",

        dest="unique",

        action="store_const",

        const=api.ImportKey.PACKAGE,

        default=False,

        help="If true, isort will only identify the unique top level modules imported.",

    )

    uniqueness.add_argument(

        "--modules",

        dest="unique",

        action="store_const",

        const=api.ImportKey.MODULE,

        default=False,

        help="If true, isort will only identify the unique modules imported.",

    )

    uniqueness.add_argument(

        "--attributes",

        dest="unique",

        action="store_const",

        const=api.ImportKey.ATTRIBUTE,

        default=False,

        help="If true, isort will only identify the unique attributes imported.",

    )

    arguments = parser.parse_args(argv)

    file_names = arguments.files

    if file_names == ["-"]:

        identified_imports = api.find_imports_in_stream(

            sys.stdin if stdin is None else stdin,

            unique=arguments.unique,

            top_only=arguments.top_only,

            follow_links=arguments.follow_links,

        )

    else:

        identified_imports = api.find_imports_in_paths(

            file_names,

            unique=arguments.unique,

            top_only=arguments.top_only,

            follow_links=arguments.follow_links,

        )

    for identified_import in identified_imports:

        if arguments.unique == api.ImportKey.PACKAGE:

            print(identified_import.module.split(".")[0])

        elif arguments.unique == api.ImportKey.MODULE:

            print(identified_import.module)

        elif arguments.unique == api.ImportKey.ATTRIBUTE:

            print(f"{identified_import.module}.{identified_import.attribute}")

        else:

            print(str(identified_import))

main

def main(
    argv: Optional[Sequence[str]] = None,
    stdin: Optional[_io.TextIOWrapper] = None
) -> None
View Source
def main(argv: Optional[Sequence[str]] = None, stdin: Optional[TextIOWrapper] = None) -> None:

    arguments = parse_args(argv)

    if arguments.get("show_version"):

        print(ASCII_ART)

        return

    show_config: bool = arguments.pop("show_config", False)

    show_files: bool = arguments.pop("show_files", False)

    if show_config and show_files:

        sys.exit("Error: either specify show-config or show-files not both.")

    if "settings_path" in arguments:

        if os.path.isfile(arguments["settings_path"]):

            arguments["settings_file"] = os.path.abspath(arguments["settings_path"])

            arguments["settings_path"] = os.path.dirname(arguments["settings_file"])

        else:

            arguments["settings_path"] = os.path.abspath(arguments["settings_path"])

    if "virtual_env" in arguments:

        venv = arguments["virtual_env"]

        arguments["virtual_env"] = os.path.abspath(venv)

        if not os.path.isdir(arguments["virtual_env"]):

            warn(f"virtual_env dir does not exist: {arguments['virtual_env']}")

    file_names = arguments.pop("files", [])

    if not file_names and not show_config:

        print(QUICK_GUIDE)

        if arguments:

            sys.exit("Error: arguments passed in without any paths or content.")

        return

    if "settings_path" not in arguments:

        arguments["settings_path"] = (

            os.path.abspath(file_names[0] if file_names else ".") or os.getcwd()

        )

        if not os.path.isdir(arguments["settings_path"]):

            arguments["settings_path"] = os.path.dirname(arguments["settings_path"])

    config_dict = arguments.copy()

    ask_to_apply = config_dict.pop("ask_to_apply", False)

    jobs = config_dict.pop("jobs", None)

    check = config_dict.pop("check", False)

    show_diff = config_dict.pop("show_diff", False)

    write_to_stdout = config_dict.pop("write_to_stdout", False)

    deprecated_flags = config_dict.pop("deprecated_flags", False)

    remapped_deprecated_args = config_dict.pop("remapped_deprecated_args", False)

    stream_filename = config_dict.pop("filename", None)

    ext_format = config_dict.pop("ext_format", None)

    allow_root = config_dict.pop("allow_root", None)

    wrong_sorted_files = False

    all_attempt_broken = False

    no_valid_encodings = False

    if "src_paths" in config_dict:

        config_dict["src_paths"] = {

            Path(src_path).resolve() for src_path in config_dict.get("src_paths", ())

        }

    config = Config(**config_dict)

    if show_config:

        print(json.dumps(config.__dict__, indent=4, separators=(",", ": "), default=_preconvert))

        return

    if file_names == ["-"]:

        file_path = Path(stream_filename) if stream_filename else None

        if show_files:

            sys.exit("Error: can't show files for streaming input.")

        input_stream = sys.stdin if stdin is None else stdin

        if check:

            incorrectly_sorted = not api.check_stream(

                input_stream=input_stream,

                config=config,

                show_diff=show_diff,

                file_path=file_path,

                extension=ext_format,

            )

            wrong_sorted_files = incorrectly_sorted

        else:

            try:

                api.sort_stream(

                    input_stream=input_stream,

                    output_stream=sys.stdout,

                    config=config,

                    show_diff=show_diff,

                    file_path=file_path,

                    extension=ext_format,

                    raise_on_skip=False,

                )

            except FileSkipped:

                sys.stdout.write(input_stream.read())

    elif "/" in file_names and not allow_root:

        printer = create_terminal_printer(

            color=config.color_output, error=config.format_error, success=config.format_success

        )

        printer.error("it is dangerous to operate recursively on '/'")

        printer.error("use --allow-root to override this failsafe")

        sys.exit(1)

    else:

        if stream_filename:

            printer = create_terminal_printer(

                color=config.color_output, error=config.format_error, success=config.format_success

            )

            printer.error("Filename override is intended only for stream (-) sorting.")

            sys.exit(1)

        skipped: List[str] = []

        broken: List[str] = []

        if config.filter_files:

            filtered_files = []

            for file_name in file_names:

                if config.is_skipped(Path(file_name)):

                    skipped.append(file_name)

                else:

                    filtered_files.append(file_name)

            file_names = filtered_files

        file_names = files.find(file_names, config, skipped, broken)

        if show_files:

            for file_name in file_names:

                print(file_name)

            return

        num_skipped = 0

        num_broken = 0

        num_invalid_encoding = 0

        if config.verbose:

            print(ASCII_ART)

        if jobs:

            import multiprocessing

            executor = multiprocessing.Pool(jobs if jobs > 0 else multiprocessing.cpu_count())

            attempt_iterator = executor.imap(

                functools.partial(

                    sort_imports,

                    config=config,

                    check=check,

                    ask_to_apply=ask_to_apply,

                    write_to_stdout=write_to_stdout,

                    extension=ext_format,

                ),

                file_names,

            )

        else:

            # https://github.com/python/typeshed/pull/2814

            attempt_iterator = (

                sort_imports(  # type: ignore

                    file_name,

                    config=config,

                    check=check,

                    ask_to_apply=ask_to_apply,

                    show_diff=show_diff,

                    write_to_stdout=write_to_stdout,

                    extension=ext_format,

                )

                for file_name in file_names

            )

        # If any files passed in are missing considered as error, should be removed

        is_no_attempt = True

        any_encoding_valid = False

        for sort_attempt in attempt_iterator:

            if not sort_attempt:

                continue  # pragma: no cover - shouldn't happen, satisfies type constraint

            incorrectly_sorted = sort_attempt.incorrectly_sorted

            if arguments.get("check", False) and incorrectly_sorted:

                wrong_sorted_files = True

            if sort_attempt.skipped:

                num_skipped += (

                    1  # pragma: no cover - shouldn't happen, due to skip in iter_source_code

                )

            if not sort_attempt.supported_encoding:

                num_invalid_encoding += 1

            else:

                any_encoding_valid = True

            is_no_attempt = False

        num_skipped += len(skipped)

        if num_skipped and not config.quiet:

            if config.verbose:

                for was_skipped in skipped:

                    print(

                        f"{was_skipped} was skipped as it's listed in 'skip' setting, "

                        "matches a glob in 'skip_glob' setting, or is in a .gitignore file with "

                        "--skip-gitignore enabled."

                    )

            print(f"Skipped {num_skipped} files")

        num_broken += len(broken)

        if num_broken and not config.quiet:

            if config.verbose:

                for was_broken in broken:

                    warn(f"{was_broken} was broken path, make sure it exists correctly")

            print(f"Broken {num_broken} paths")

        if num_broken > 0 and is_no_attempt:

            all_attempt_broken = True

        if num_invalid_encoding > 0 and not any_encoding_valid:

            no_valid_encodings = True

    if not config.quiet and (remapped_deprecated_args or deprecated_flags):

        if remapped_deprecated_args:

            warn(

                "W0502: The following deprecated single dash CLI flags were used and translated: "

                f"{', '.join(remapped_deprecated_args)}!"

            )

        if deprecated_flags:

            warn(

                "W0501: The following deprecated CLI flags were used and ignored: "

                f"{', '.join(deprecated_flags)}!"

            )

        warn(

            "W0500: Please see the 5.0.0 Upgrade guide: "

            "https://pycqa.github.io/isort/docs/upgrade_guides/5.0.0.html"

        )

    if wrong_sorted_files:

        sys.exit(1)

    if all_attempt_broken:

        sys.exit(1)

    if no_valid_encodings:

        printer = create_terminal_printer(

            color=config.color_output, error=config.format_error, success=config.format_success

        )

        printer.error("No valid encodings.")

        sys.exit(1)

parse_args

def parse_args(
    argv: Optional[Sequence[str]] = None
) -> Dict[str, Any]
View Source
def parse_args(argv: Optional[Sequence[str]] = None) -> Dict[str, Any]:

    argv = sys.argv[1:] if argv is None else list(argv)

    remapped_deprecated_args = []

    for index, arg in enumerate(argv):

        if arg in DEPRECATED_SINGLE_DASH_ARGS:

            remapped_deprecated_args.append(arg)

            argv[index] = f"-{arg}"

    parser = _build_arg_parser()

    arguments = {key: value for key, value in vars(parser.parse_args(argv)).items() if value}

    if remapped_deprecated_args:

        arguments["remapped_deprecated_args"] = remapped_deprecated_args

    if "dont_order_by_type" in arguments:

        arguments["order_by_type"] = False

        del arguments["dont_order_by_type"]

    if "dont_follow_links" in arguments:

        arguments["follow_links"] = False

        del arguments["dont_follow_links"]

    if "dont_float_to_top" in arguments:

        del arguments["dont_float_to_top"]

        if arguments.get("float_to_top", False):

            sys.exit("Can't set both --float-to-top and --dont-float-to-top.")

        else:

            arguments["float_to_top"] = False

    multi_line_output = arguments.get("multi_line_output", None)

    if multi_line_output:

        if multi_line_output.isdigit():

            arguments["multi_line_output"] = WrapModes(int(multi_line_output))

        else:

            arguments["multi_line_output"] = WrapModes[multi_line_output]

    return arguments

sort_imports

def sort_imports(
    file_name: str,
    config: isort.settings.Config,
    check: bool = False,
    ask_to_apply: bool = False,
    write_to_stdout: bool = False,
    **kwargs: Any
) -> Optional[isort.main.SortAttempt]
View Source
def sort_imports(

    file_name: str,

    config: Config,

    check: bool = False,

    ask_to_apply: bool = False,

    write_to_stdout: bool = False,

    **kwargs: Any,

) -> Optional[SortAttempt]:

    incorrectly_sorted: bool = False

    skipped: bool = False

    try:

        if check:

            try:

                incorrectly_sorted = not api.check_file(file_name, config=config, **kwargs)

            except FileSkipped:

                skipped = True

            return SortAttempt(incorrectly_sorted, skipped, True)

        try:

            incorrectly_sorted = not api.sort_file(

                file_name,

                config=config,

                ask_to_apply=ask_to_apply,

                write_to_stdout=write_to_stdout,

                **kwargs,

            )

        except FileSkipped:

            skipped = True

        return SortAttempt(incorrectly_sorted, skipped, True)

    except (OSError, ValueError) as error:

        warn(f"Unable to parse file {file_name} due to {error}")

        return None

    except UnsupportedEncoding:

        if config.verbose:

            warn(f"Encoding not supported for {file_name}")

        return SortAttempt(incorrectly_sorted, skipped, False)

    except ISortError as error:

        _print_hard_fail(config, message=str(error))

        sys.exit(1)

    except Exception:

        _print_hard_fail(config, offending_file=file_name)

        raise

Classes

SortAttempt

class SortAttempt(
    incorrectly_sorted: bool,
    skipped: bool,
    supported_encoding: bool
)
View Source
class SortAttempt:

    def __init__(self, incorrectly_sorted: bool, skipped: bool, supported_encoding: bool) -> None:

        self.incorrectly_sorted = incorrectly_sorted

        self.skipped = skipped

        self.supported_encoding = supported_encoding