253 lines
7.5 KiB
Python
253 lines
7.5 KiB
Python
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import sys
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from typing import (
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Any,
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Callable,
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Mapping,
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Sequence,
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overload,
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TypeVar,
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)
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# Because we need to type our own stuff, we have to make everything from
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# attr explicitly public too.
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from attr import __author__ as __author__
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from attr import __copyright__ as __copyright__
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from attr import __description__ as __description__
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from attr import __email__ as __email__
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from attr import __license__ as __license__
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from attr import __title__ as __title__
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from attr import __url__ as __url__
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from attr import __version__ as __version__
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from attr import __version_info__ as __version_info__
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from attr import assoc as assoc
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from attr import Attribute as Attribute
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from attr import AttrsInstance as AttrsInstance
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from attr import cmp_using as cmp_using
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from attr import converters as converters
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from attr import Converter as Converter
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from attr import evolve as evolve
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from attr import exceptions as exceptions
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from attr import Factory as Factory
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from attr import fields as fields
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from attr import fields_dict as fields_dict
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from attr import filters as filters
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from attr import has as has
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from attr import make_class as make_class
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from attr import NOTHING as NOTHING
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from attr import resolve_types as resolve_types
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from attr import setters as setters
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from attr import validate as validate
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from attr import validators as validators
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from attr import attrib, asdict as asdict, astuple as astuple
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if sys.version_info >= (3, 11):
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from typing import dataclass_transform
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else:
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from typing_extensions import dataclass_transform
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_T = TypeVar("_T")
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_C = TypeVar("_C", bound=type)
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_EqOrderType = bool | Callable[[Any], Any]
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_ValidatorType = Callable[[Any, "Attribute[_T]", _T], Any]
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_ConverterType = Callable[[Any], Any]
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_ReprType = Callable[[Any], str]
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_ReprArgType = bool | _ReprType
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_OnSetAttrType = Callable[[Any, "Attribute[Any]", Any], Any]
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_OnSetAttrArgType = _OnSetAttrType | list[_OnSetAttrType] | setters._NoOpType
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_FieldTransformer = Callable[
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[type, list["Attribute[Any]"]], list["Attribute[Any]"]
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]
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# FIXME: in reality, if multiple validators are passed they must be in a list
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# or tuple, but those are invariant and so would prevent subtypes of
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# _ValidatorType from working when passed in a list or tuple.
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_ValidatorArgType = _ValidatorType[_T] | Sequence[_ValidatorType[_T]]
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@overload
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def field(
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*,
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default: None = ...,
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validator: None = ...,
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repr: _ReprArgType = ...,
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hash: bool | None = ...,
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init: bool = ...,
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metadata: Mapping[Any, Any] | None = ...,
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converter: None = ...,
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factory: None = ...,
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kw_only: bool = ...,
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eq: bool | None = ...,
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order: bool | None = ...,
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on_setattr: _OnSetAttrArgType | None = ...,
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alias: str | None = ...,
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type: type | None = ...,
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) -> Any: ...
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# This form catches an explicit None or no default and infers the type from the
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# other arguments.
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@overload
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def field(
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*,
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default: None = ...,
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validator: _ValidatorArgType[_T] | None = ...,
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repr: _ReprArgType = ...,
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hash: bool | None = ...,
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init: bool = ...,
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metadata: Mapping[Any, Any] | None = ...,
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converter: _ConverterType | Converter[Any, _T] | None = ...,
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factory: Callable[[], _T] | None = ...,
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kw_only: bool = ...,
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eq: _EqOrderType | None = ...,
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order: _EqOrderType | None = ...,
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on_setattr: _OnSetAttrArgType | None = ...,
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alias: str | None = ...,
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type: type | None = ...,
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) -> _T: ...
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# This form catches an explicit default argument.
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@overload
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def field(
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*,
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default: _T,
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validator: _ValidatorArgType[_T] | None = ...,
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repr: _ReprArgType = ...,
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hash: bool | None = ...,
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init: bool = ...,
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metadata: Mapping[Any, Any] | None = ...,
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converter: _ConverterType | Converter[Any, _T] | None = ...,
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factory: Callable[[], _T] | None = ...,
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kw_only: bool = ...,
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eq: _EqOrderType | None = ...,
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order: _EqOrderType | None = ...,
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on_setattr: _OnSetAttrArgType | None = ...,
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alias: str | None = ...,
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type: type | None = ...,
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) -> _T: ...
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# This form covers type=non-Type: e.g. forward references (str), Any
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@overload
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def field(
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*,
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default: _T | None = ...,
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validator: _ValidatorArgType[_T] | None = ...,
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repr: _ReprArgType = ...,
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hash: bool | None = ...,
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init: bool = ...,
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metadata: Mapping[Any, Any] | None = ...,
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converter: _ConverterType | Converter[Any, _T] | None = ...,
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factory: Callable[[], _T] | None = ...,
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kw_only: bool = ...,
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eq: _EqOrderType | None = ...,
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order: _EqOrderType | None = ...,
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on_setattr: _OnSetAttrArgType | None = ...,
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alias: str | None = ...,
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type: type | None = ...,
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) -> Any: ...
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@overload
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@dataclass_transform(field_specifiers=(attrib, field))
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def define(
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maybe_cls: _C,
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*,
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these: dict[str, Any] | None = ...,
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repr: bool = ...,
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unsafe_hash: bool | None = ...,
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hash: bool | None = ...,
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init: bool = ...,
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slots: bool = ...,
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frozen: bool = ...,
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weakref_slot: bool = ...,
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str: bool = ...,
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auto_attribs: bool = ...,
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kw_only: bool = ...,
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cache_hash: bool = ...,
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auto_exc: bool = ...,
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eq: bool | None = ...,
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order: bool | None = ...,
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auto_detect: bool = ...,
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getstate_setstate: bool | None = ...,
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on_setattr: _OnSetAttrArgType | None = ...,
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field_transformer: _FieldTransformer | None = ...,
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match_args: bool = ...,
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) -> _C: ...
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@overload
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@dataclass_transform(field_specifiers=(attrib, field))
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def define(
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maybe_cls: None = ...,
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*,
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these: dict[str, Any] | None = ...,
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repr: bool = ...,
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unsafe_hash: bool | None = ...,
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hash: bool | None = ...,
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init: bool = ...,
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slots: bool = ...,
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frozen: bool = ...,
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weakref_slot: bool = ...,
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str: bool = ...,
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auto_attribs: bool = ...,
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kw_only: bool = ...,
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cache_hash: bool = ...,
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auto_exc: bool = ...,
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eq: bool | None = ...,
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order: bool | None = ...,
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auto_detect: bool = ...,
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getstate_setstate: bool | None = ...,
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on_setattr: _OnSetAttrArgType | None = ...,
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field_transformer: _FieldTransformer | None = ...,
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match_args: bool = ...,
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) -> Callable[[_C], _C]: ...
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mutable = define
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@overload
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@dataclass_transform(frozen_default=True, field_specifiers=(attrib, field))
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def frozen(
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maybe_cls: _C,
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*,
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these: dict[str, Any] | None = ...,
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repr: bool = ...,
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unsafe_hash: bool | None = ...,
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hash: bool | None = ...,
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init: bool = ...,
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slots: bool = ...,
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frozen: bool = ...,
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weakref_slot: bool = ...,
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str: bool = ...,
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auto_attribs: bool = ...,
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kw_only: bool = ...,
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cache_hash: bool = ...,
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auto_exc: bool = ...,
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eq: bool | None = ...,
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order: bool | None = ...,
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auto_detect: bool = ...,
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getstate_setstate: bool | None = ...,
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on_setattr: _OnSetAttrArgType | None = ...,
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field_transformer: _FieldTransformer | None = ...,
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match_args: bool = ...,
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) -> _C: ...
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@overload
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@dataclass_transform(frozen_default=True, field_specifiers=(attrib, field))
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def frozen(
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maybe_cls: None = ...,
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*,
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these: dict[str, Any] | None = ...,
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repr: bool = ...,
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unsafe_hash: bool | None = ...,
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hash: bool | None = ...,
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init: bool = ...,
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slots: bool = ...,
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frozen: bool = ...,
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weakref_slot: bool = ...,
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str: bool = ...,
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auto_attribs: bool = ...,
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kw_only: bool = ...,
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cache_hash: bool = ...,
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auto_exc: bool = ...,
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eq: bool | None = ...,
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order: bool | None = ...,
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auto_detect: bool = ...,
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getstate_setstate: bool | None = ...,
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on_setattr: _OnSetAttrArgType | None = ...,
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field_transformer: _FieldTransformer | None = ...,
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match_args: bool = ...,
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) -> Callable[[_C], _C]: ...
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