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def | __init__ (self, typing.Optional[str] serialize=None, typing.Optional[str] deserialize=None, **kwargs) |
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None | __init__ (self, *typing.Any default=missing_, typing.Any missing=missing_, typing.Optional[str] data_key=None, typing.Optional[str] attribute=None, typing.Optional[typing.Union[typing.Callable[[typing.Any], typing.Any], typing.Iterable[typing.Callable[[typing.Any], typing.Any]],]] validate=None, bool required=False, typing.Optional[bool] allow_none=None, bool load_only=False, bool dump_only=False, typing.Optional[typing.Dict[str, str]] error_messages=None, typing.Optional[typing.Mapping[str, typing.Any]] metadata=None, **additional_metadata) |
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str | __repr__ (self) |
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def | __deepcopy__ (self, memo) |
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def | get_value (self, obj, attr, accessor=None, default=missing_) |
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ValidationError | make_error (self, str key, **kwargs) |
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def | fail (self, str key, **kwargs) |
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def | serialize (self, str attr, typing.Any obj, typing.Optional[typing.Callable[[typing.Any, str, typing.Any], typing.Any]] accessor=None, **kwargs) |
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def | deserialize (self, typing.Any value, typing.Optional[str] attr=None, typing.Optional[typing.Mapping[str, typing.Any]] data=None, **kwargs) |
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def | context (self) |
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def | serialize (self, attr, obj, accessor=None) |
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def | deserialize (self, value) |
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A field that takes the value returned by a `Schema` method.
:param str serialize: The name of the Schema method from which
to retrieve the value. The method must take an argument ``obj``
(in addition to self) that is the object to be serialized.
:param str deserialize: Optional name of the Schema method for deserializing
a value The method must take a single argument ``value``, which is the
value to deserialize.
.. versionchanged:: 2.0.0
Removed optional ``context`` parameter on methods. Use ``self.context`` instead.
.. versionchanged:: 2.3.0
Deprecated ``method_name`` parameter in favor of ``serialize`` and allow
``serialize`` to not be passed at all.
.. versionchanged:: 3.0.0
Removed ``method_name`` parameter.