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Module isort.exceptions

All isort specific exception classes should be defined here

None

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"""All isort specific exception classes should be defined here"""

from functools import partial

from pathlib import Path

from typing import Any, Dict, List, Type, Union

from .profiles import profiles

class ISortError(Exception):

    """Base isort exception object from which all isort sourced exceptions should inherit"""

    def __reduce__(self):  # type: ignore

        return (partial(type(self), **self.__dict__), ())

class InvalidSettingsPath(ISortError):

    """Raised when a settings path is provided that is neither a valid file or directory"""

    def __init__(self, settings_path: str):

        super().__init__(

            f"isort was told to use the settings_path: {settings_path} as the base directory or "

            "file that represents the starting point of config file discovery, but it does not "

            "exist."

        )

        self.settings_path = settings_path

class ExistingSyntaxErrors(ISortError):

    """Raised when isort is told to sort imports within code that has existing syntax errors"""

    def __init__(self, file_path: str):

        super().__init__(

            f"isort was told to sort imports within code that contains syntax errors: "

            f"{file_path}."

        )

        self.file_path = file_path

class IntroducedSyntaxErrors(ISortError):

    """Raised when isort has introduced a syntax error in the process of sorting imports"""

    def __init__(self, file_path: str):

        super().__init__(

            f"isort introduced syntax errors when attempting to sort the imports contained within "

            f"{file_path}."

        )

        self.file_path = file_path

class FileSkipped(ISortError):

    """Should be raised when a file is skipped for any reason"""

    def __init__(self, message: str, file_path: str):

        super().__init__(message)

        self.message = message

        self.file_path = file_path

class FileSkipComment(FileSkipped):

    """Raised when an entire file is skipped due to a isort skip file comment"""

    def __init__(self, file_path: str, **kwargs: str):

        super().__init__(

            f"{file_path} contains a file skip comment and was skipped.", file_path=file_path

        )

class FileSkipSetting(FileSkipped):

    """Raised when an entire file is skipped due to provided isort settings"""

    def __init__(self, file_path: str, **kwargs: str):

        super().__init__(

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

            " or matches a glob in 'skip_glob' setting",

            file_path=file_path,

        )

class ProfileDoesNotExist(ISortError):

    """Raised when a profile is set by the user that doesn't exist"""

    def __init__(self, profile: str):

        super().__init__(

            f"Specified profile of {profile} does not exist. "

            f"Available profiles: {','.join(profiles)}."

        )

        self.profile = profile

class SortingFunctionDoesNotExist(ISortError):

    """Raised when the specified sorting function isn't available"""

    def __init__(self, sort_order: str, available_sort_orders: List[str]):

        super().__init__(

            f"Specified sort_order of {sort_order} does not exist. "

            f"Available sort_orders: {','.join(available_sort_orders)}."

        )

        self.sort_order = sort_order

        self.available_sort_orders = available_sort_orders

class FormattingPluginDoesNotExist(ISortError):

    """Raised when a formatting plugin is set by the user that doesn't exist"""

    def __init__(self, formatter: str):

        super().__init__(f"Specified formatting plugin of {formatter} does not exist. ")

        self.formatter = formatter

class LiteralParsingFailure(ISortError):

    """Raised when one of isorts literal sorting comments is used but isort can't parse the

    the given data structure.

    """

    def __init__(self, code: str, original_error: Union[Exception, Type[Exception]]):

        super().__init__(

            f"isort failed to parse the given literal {code}. It's important to note "

            "that isort literal sorting only supports simple literals parsable by "

            f"ast.literal_eval which gave the exception of {original_error}."

        )

        self.code = code

        self.original_error = original_error

class LiteralSortTypeMismatch(ISortError):

    """Raised when an isort literal sorting comment is used, with a type that doesn't match the

    supplied data structure's type.

    """

    def __init__(self, kind: type, expected_kind: type):

        super().__init__(

            f"isort was told to sort a literal of type {expected_kind} but was given "

            f"a literal of type {kind}."

        )

        self.kind = kind

        self.expected_kind = expected_kind

class AssignmentsFormatMismatch(ISortError):

    """Raised when isort is told to sort assignments but the format of the assignment section

    doesn't match isort's expectation.

    """

    def __init__(self, code: str):

        super().__init__(

            "isort was told to sort a section of assignments, however the given code:\n\n"

            f"{code}\n\n"

            "Does not match isort's strict single line formatting requirement for assignment "

            "sorting:\n\n"

            "{variable_name} = {value}\n"

            "{variable_name2} = {value2}\n"

            "...\n\n"

        )

        self.code = code

class UnsupportedSettings(ISortError):

    """Raised when settings are passed into isort (either from config, CLI, or runtime)

    that it doesn't support.

    """

    @staticmethod

    def _format_option(name: str, value: Any, source: str) -> str:

        return f"\t- {name} = {value}  (source: '{source}')"

    def __init__(self, unsupported_settings: Dict[str, Dict[str, str]]):

        errors = "\n".join(

            self._format_option(name, **option) for name, option in unsupported_settings.items()

        )

        super().__init__(

            "isort was provided settings that it doesn't support:\n\n"

            f"{errors}\n\n"

            "For a complete and up-to-date listing of supported settings see: "

            "https://pycqa.github.io/isort/docs/configuration/options.\n"

        )

        self.unsupported_settings = unsupported_settings

class UnsupportedEncoding(ISortError):

    """Raised when isort encounters an encoding error while trying to read a file"""

    def __init__(self, filename: Union[str, Path]):

        super().__init__(f"Unknown or unsupported encoding in {filename}")

        self.filename = filename

class MissingSection(ISortError):

    """Raised when isort encounters an import that matches a section that is not defined"""

    def __init__(self, import_module: str, section: str):

        super().__init__(

            f"Found {import_module} import while parsing, but {section} was not included "

            "in the `sections` setting of your config. Please add it before continuing\n"

            "See https://pycqa.github.io/isort/#custom-sections-and-ordering "

            "for more info."

        )

Variables

profiles

Classes

AssignmentsFormatMismatch

class AssignmentsFormatMismatch(
    code: str
)
View Source
class AssignmentsFormatMismatch(ISortError):

    """Raised when isort is told to sort assignments but the format of the assignment section

    doesn't match isort's expectation.

    """

    def __init__(self, code: str):

        super().__init__(

            "isort was told to sort a section of assignments, however the given code:\n\n"

            f"{code}\n\n"

            "Does not match isort's strict single line formatting requirement for assignment "

            "sorting:\n\n"

            "{variable_name} = {value}\n"

            "{variable_name2} = {value2}\n"

            "...\n\n"

        )

        self.code = code

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

ExistingSyntaxErrors

class ExistingSyntaxErrors(
    file_path: str
)
View Source
class ExistingSyntaxErrors(ISortError):

    """Raised when isort is told to sort imports within code that has existing syntax errors"""

    def __init__(self, file_path: str):

        super().__init__(

            f"isort was told to sort imports within code that contains syntax errors: "

            f"{file_path}."

        )

        self.file_path = file_path

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

FileSkipComment

class FileSkipComment(
    file_path: str,
    **kwargs: str
)
View Source
class FileSkipComment(FileSkipped):

    """Raised when an entire file is skipped due to a isort skip file comment"""

    def __init__(self, file_path: str, **kwargs: str):

        super().__init__(

            f"{file_path} contains a file skip comment and was skipped.", file_path=file_path

        )

Ancestors (in MRO)

  • isort.exceptions.FileSkipped
  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

FileSkipSetting

class FileSkipSetting(
    file_path: str,
    **kwargs: str
)
View Source
class FileSkipSetting(FileSkipped):

    """Raised when an entire file is skipped due to provided isort settings"""

    def __init__(self, file_path: str, **kwargs: str):

        super().__init__(

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

            " or matches a glob in 'skip_glob' setting",

            file_path=file_path,

        )

Ancestors (in MRO)

  • isort.exceptions.FileSkipped
  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

FileSkipped

class FileSkipped(
    message: str,
    file_path: str
)
View Source
class FileSkipped(ISortError):

    """Should be raised when a file is skipped for any reason"""

    def __init__(self, message: str, file_path: str):

        super().__init__(message)

        self.message = message

        self.file_path = file_path

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Descendants

  • isort.exceptions.FileSkipComment
  • isort.exceptions.FileSkipSetting

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

FormattingPluginDoesNotExist

class FormattingPluginDoesNotExist(
    formatter: str
)
View Source
class FormattingPluginDoesNotExist(ISortError):

    """Raised when a formatting plugin is set by the user that doesn't exist"""

    def __init__(self, formatter: str):

        super().__init__(f"Specified formatting plugin of {formatter} does not exist. ")

        self.formatter = formatter

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

ISortError

class ISortError(
    /,
    *args,
    **kwargs
)
View Source
class ISortError(Exception):

    """Base isort exception object from which all isort sourced exceptions should inherit"""

    def __reduce__(self):  # type: ignore

        return (partial(type(self), **self.__dict__), ())

Ancestors (in MRO)

  • builtins.Exception
  • builtins.BaseException

Descendants

  • isort.exceptions.InvalidSettingsPath
  • isort.exceptions.ExistingSyntaxErrors
  • isort.exceptions.IntroducedSyntaxErrors
  • isort.exceptions.FileSkipped
  • isort.exceptions.ProfileDoesNotExist
  • isort.exceptions.SortingFunctionDoesNotExist
  • isort.exceptions.FormattingPluginDoesNotExist
  • isort.exceptions.LiteralParsingFailure
  • isort.exceptions.LiteralSortTypeMismatch
  • isort.exceptions.AssignmentsFormatMismatch
  • isort.exceptions.UnsupportedSettings
  • isort.exceptions.UnsupportedEncoding
  • isort.exceptions.MissingSection

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

IntroducedSyntaxErrors

class IntroducedSyntaxErrors(
    file_path: str
)
View Source
class IntroducedSyntaxErrors(ISortError):

    """Raised when isort has introduced a syntax error in the process of sorting imports"""

    def __init__(self, file_path: str):

        super().__init__(

            f"isort introduced syntax errors when attempting to sort the imports contained within "

            f"{file_path}."

        )

        self.file_path = file_path

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

InvalidSettingsPath

class InvalidSettingsPath(
    settings_path: str
)
View Source
class InvalidSettingsPath(ISortError):

    """Raised when a settings path is provided that is neither a valid file or directory"""

    def __init__(self, settings_path: str):

        super().__init__(

            f"isort was told to use the settings_path: {settings_path} as the base directory or "

            "file that represents the starting point of config file discovery, but it does not "

            "exist."

        )

        self.settings_path = settings_path

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

LiteralParsingFailure

class LiteralParsingFailure(
    code: str,
    original_error: Union[Exception, Type[Exception]]
)
View Source
class LiteralParsingFailure(ISortError):

    """Raised when one of isorts literal sorting comments is used but isort can't parse the

    the given data structure.

    """

    def __init__(self, code: str, original_error: Union[Exception, Type[Exception]]):

        super().__init__(

            f"isort failed to parse the given literal {code}. It's important to note "

            "that isort literal sorting only supports simple literals parsable by "

            f"ast.literal_eval which gave the exception of {original_error}."

        )

        self.code = code

        self.original_error = original_error

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

LiteralSortTypeMismatch

class LiteralSortTypeMismatch(
    kind: type,
    expected_kind: type
)
View Source
class LiteralSortTypeMismatch(ISortError):

    """Raised when an isort literal sorting comment is used, with a type that doesn't match the

    supplied data structure's type.

    """

    def __init__(self, kind: type, expected_kind: type):

        super().__init__(

            f"isort was told to sort a literal of type {expected_kind} but was given "

            f"a literal of type {kind}."

        )

        self.kind = kind

        self.expected_kind = expected_kind

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

MissingSection

class MissingSection(
    import_module: str,
    section: str
)
View Source
class MissingSection(ISortError):

    """Raised when isort encounters an import that matches a section that is not defined"""

    def __init__(self, import_module: str, section: str):

        super().__init__(

            f"Found {import_module} import while parsing, but {section} was not included "

            "in the `sections` setting of your config. Please add it before continuing\n"

            "See https://pycqa.github.io/isort/#custom-sections-and-ordering "

            "for more info."

        )

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

ProfileDoesNotExist

class ProfileDoesNotExist(
    profile: str
)
View Source
class ProfileDoesNotExist(ISortError):

    """Raised when a profile is set by the user that doesn't exist"""

    def __init__(self, profile: str):

        super().__init__(

            f"Specified profile of {profile} does not exist. "

            f"Available profiles: {','.join(profiles)}."

        )

        self.profile = profile

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

SortingFunctionDoesNotExist

class SortingFunctionDoesNotExist(
    sort_order: str,
    available_sort_orders: List[str]
)
View Source
class SortingFunctionDoesNotExist(ISortError):

    """Raised when the specified sorting function isn't available"""

    def __init__(self, sort_order: str, available_sort_orders: List[str]):

        super().__init__(

            f"Specified sort_order of {sort_order} does not exist. "

            f"Available sort_orders: {','.join(available_sort_orders)}."

        )

        self.sort_order = sort_order

        self.available_sort_orders = available_sort_orders

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

UnsupportedEncoding

class UnsupportedEncoding(
    filename: Union[str, pathlib.Path]
)
View Source
class UnsupportedEncoding(ISortError):

    """Raised when isort encounters an encoding error while trying to read a file"""

    def __init__(self, filename: Union[str, Path]):

        super().__init__(f"Unknown or unsupported encoding in {filename}")

        self.filename = filename

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.

UnsupportedSettings

class UnsupportedSettings(
    unsupported_settings: Dict[str, Dict[str, str]]
)
View Source
class UnsupportedSettings(ISortError):

    """Raised when settings are passed into isort (either from config, CLI, or runtime)

    that it doesn't support.

    """

    @staticmethod

    def _format_option(name: str, value: Any, source: str) -> str:

        return f"\t- {name} = {value}  (source: '{source}')"

    def __init__(self, unsupported_settings: Dict[str, Dict[str, str]]):

        errors = "\n".join(

            self._format_option(name, **option) for name, option in unsupported_settings.items()

        )

        super().__init__(

            "isort was provided settings that it doesn't support:\n\n"

            f"{errors}\n\n"

            "For a complete and up-to-date listing of supported settings see: "

            "https://pycqa.github.io/isort/docs/configuration/options.\n"

        )

        self.unsupported_settings = unsupported_settings

Ancestors (in MRO)

  • isort.exceptions.ISortError
  • builtins.Exception
  • builtins.BaseException

Class variables

args

Methods

with_traceback

def with_traceback(
    ...
)

Exception.with_traceback(tb) --

set self.traceback to tb and return self.