Current File : //opt/hc_python/lib64/python3.8/site-packages/pydantic/deprecated/copy_internals.py
from __future__ import annotations as _annotations
import typing
from copy import deepcopy
from enum import Enum
from typing import Any, Tuple
import typing_extensions
from .._internal import (
_model_construction,
_typing_extra,
_utils,
)
if typing.TYPE_CHECKING:
from .. import BaseModel
from .._internal._utils import AbstractSetIntStr, MappingIntStrAny
AnyClassMethod = classmethod[Any, Any, Any]
TupleGenerator = typing.Generator[Tuple[str, Any], None, None]
Model = typing.TypeVar('Model', bound='BaseModel')
# should be `set[int] | set[str] | dict[int, IncEx] | dict[str, IncEx] | None`, but mypy can't cope
IncEx: typing_extensions.TypeAlias = 'set[int] | set[str] | dict[int, Any] | dict[str, Any] | None'
_object_setattr = _model_construction.object_setattr
def _iter(
self: BaseModel,
to_dict: bool = False,
by_alias: bool = False,
include: AbstractSetIntStr | MappingIntStrAny | None = None,
exclude: AbstractSetIntStr | MappingIntStrAny | None = None,
exclude_unset: bool = False,
exclude_defaults: bool = False,
exclude_none: bool = False,
) -> TupleGenerator:
# Merge field set excludes with explicit exclude parameter with explicit overriding field set options.
# The extra "is not None" guards are not logically necessary but optimizes performance for the simple case.
if exclude is not None:
exclude = _utils.ValueItems.merge(
{k: v.exclude for k, v in self.model_fields.items() if v.exclude is not None}, exclude
)
if include is not None:
include = _utils.ValueItems.merge({k: True for k in self.model_fields}, include, intersect=True)
allowed_keys = _calculate_keys(self, include=include, exclude=exclude, exclude_unset=exclude_unset) # type: ignore
if allowed_keys is None and not (to_dict or by_alias or exclude_unset or exclude_defaults or exclude_none):
# huge boost for plain _iter()
yield from self.__dict__.items()
if self.__pydantic_extra__:
yield from self.__pydantic_extra__.items()
return
value_exclude = _utils.ValueItems(self, exclude) if exclude is not None else None
value_include = _utils.ValueItems(self, include) if include is not None else None
if self.__pydantic_extra__ is None:
items = self.__dict__.items()
else:
items = list(self.__dict__.items()) + list(self.__pydantic_extra__.items())
for field_key, v in items:
if (allowed_keys is not None and field_key not in allowed_keys) or (exclude_none and v is None):
continue
if exclude_defaults:
try:
field = self.model_fields[field_key]
except KeyError:
pass
else:
if not field.is_required() and field.default == v:
continue
if by_alias and field_key in self.model_fields:
dict_key = self.model_fields[field_key].alias or field_key
else:
dict_key = field_key
if to_dict or value_include or value_exclude:
v = _get_value(
type(self),
v,
to_dict=to_dict,
by_alias=by_alias,
include=value_include and value_include.for_element(field_key),
exclude=value_exclude and value_exclude.for_element(field_key),
exclude_unset=exclude_unset,
exclude_defaults=exclude_defaults,
exclude_none=exclude_none,
)
yield dict_key, v
def _copy_and_set_values(
self: Model,
values: dict[str, Any],
fields_set: set[str],
extra: dict[str, Any] | None = None,
private: dict[str, Any] | None = None,
*,
deep: bool, # UP006
) -> Model:
if deep:
# chances of having empty dict here are quite low for using smart_deepcopy
values = deepcopy(values)
extra = deepcopy(extra)
private = deepcopy(private)
cls = self.__class__
m = cls.__new__(cls)
_object_setattr(m, '__dict__', values)
_object_setattr(m, '__pydantic_extra__', extra)
_object_setattr(m, '__pydantic_fields_set__', fields_set)
_object_setattr(m, '__pydantic_private__', private)
return m
@typing.no_type_check
def _get_value(
cls: type[BaseModel],
v: Any,
to_dict: bool,
by_alias: bool,
include: AbstractSetIntStr | MappingIntStrAny | None,
exclude: AbstractSetIntStr | MappingIntStrAny | None,
exclude_unset: bool,
exclude_defaults: bool,
exclude_none: bool,
) -> Any:
from .. import BaseModel
if isinstance(v, BaseModel):
if to_dict:
return v.model_dump(
by_alias=by_alias,
exclude_unset=exclude_unset,
exclude_defaults=exclude_defaults,
include=include, # type: ignore
exclude=exclude, # type: ignore
exclude_none=exclude_none,
)
else:
return v.copy(include=include, exclude=exclude)
value_exclude = _utils.ValueItems(v, exclude) if exclude else None
value_include = _utils.ValueItems(v, include) if include else None
if isinstance(v, dict):
return {
k_: _get_value(
cls,
v_,
to_dict=to_dict,
by_alias=by_alias,
exclude_unset=exclude_unset,
exclude_defaults=exclude_defaults,
include=value_include and value_include.for_element(k_),
exclude=value_exclude and value_exclude.for_element(k_),
exclude_none=exclude_none,
)
for k_, v_ in v.items()
if (not value_exclude or not value_exclude.is_excluded(k_))
and (not value_include or value_include.is_included(k_))
}
elif _utils.sequence_like(v):
seq_args = (
_get_value(
cls,
v_,
to_dict=to_dict,
by_alias=by_alias,
exclude_unset=exclude_unset,
exclude_defaults=exclude_defaults,
include=value_include and value_include.for_element(i),
exclude=value_exclude and value_exclude.for_element(i),
exclude_none=exclude_none,
)
for i, v_ in enumerate(v)
if (not value_exclude or not value_exclude.is_excluded(i))
and (not value_include or value_include.is_included(i))
)
return v.__class__(*seq_args) if _typing_extra.is_namedtuple(v.__class__) else v.__class__(seq_args)
elif isinstance(v, Enum) and getattr(cls.model_config, 'use_enum_values', False):
return v.value
else:
return v
def _calculate_keys(
self: BaseModel,
include: MappingIntStrAny | None,
exclude: MappingIntStrAny | None,
exclude_unset: bool,
update: typing.Dict[str, Any] | None = None, # noqa UP006
) -> typing.AbstractSet[str] | None:
if include is None and exclude is None and exclude_unset is False:
return None
keys: typing.AbstractSet[str]
if exclude_unset:
keys = self.__pydantic_fields_set__.copy()
else:
keys = set(self.__dict__.keys())
keys = keys | (self.__pydantic_extra__ or {}).keys()
if include is not None:
keys &= include.keys()
if update:
keys -= update.keys()
if exclude:
keys -= {k for k, v in exclude.items() if _utils.ValueItems.is_true(v)}
return keys
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