flaskConnexion.util.mustache Maven / Gradle / Ivy
import datetime
import six
import typing
def _deserialize(data, klass):
"""Deserializes dict, list, str into an object.
:param data: dict, list or str.
:param klass: class literal, or string of class name.
:return: object.
"""
if data is None:
return None
if klass in six.integer_types or klass in (float, str, bool):
return _deserialize_primitive(data, klass)
elif klass == object:
return _deserialize_object(data)
elif klass == datetime.date:
return deserialize_date(data)
elif klass == datetime.datetime:
return deserialize_datetime(data)
elif type(klass) == typing.GenericMeta:
if klass.__extra__ == list:
return _deserialize_list(data, klass.__args__[0])
if klass.__extra__ == dict:
return _deserialize_dict(data, klass.__args__[1])
else:
return deserialize_model(data, klass)
def _deserialize_primitive(data, klass):
"""Deserializes to primitive type.
:param data: data to deserialize.
:param klass: class literal.
:return: int, long, float, str, bool.
:rtype: int | long | float | str | bool
"""
try:
value = klass(data)
except UnicodeEncodeError:
value = six.u(data)
except TypeError:
value = data
return value
def _deserialize_object(value):
"""Return an original value.
:return: object.
"""
return value
def deserialize_date(string):
"""Deserializes string to date.
:param string: str.
:type string: str
:return: date.
:rtype: date
"""
try:
from dateutil.parser import parse
return parse(string).date()
except ImportError:
return string
def deserialize_datetime(string):
"""Deserializes string to datetime.
The string should be in iso8601 datetime format.
:param string: str.
:type string: str
:return: datetime.
:rtype: datetime
"""
try:
from dateutil.parser import parse
return parse(string)
except ImportError:
return string
def deserialize_model(data, klass):
"""Deserializes list or dict to model.
:param data: dict, list.
:type data: dict | list
:param klass: class literal.
:return: model object.
"""
instance = klass()
if not instance.openapi_types:
return data
for attr, attr_type in six.iteritems(instance.openapi_types):
if data is not None \
and instance.attribute_map[attr] in data \
and isinstance(data, (list, dict)):
value = data[instance.attribute_map[attr]]
setattr(instance, attr, _deserialize(value, attr_type))
return instance
def _deserialize_list(data, boxed_type):
"""Deserializes a list and its elements.
:param data: list to deserialize.
:type data: list
:param boxed_type: class literal.
:return: deserialized list.
:rtype: list
"""
return [_deserialize(sub_data, boxed_type)
for sub_data in data]
def _deserialize_dict(data, boxed_type):
"""Deserializes a dict and its elements.
:param data: dict to deserialize.
:type data: dict
:param boxed_type: class literal.
:return: deserialized dict.
:rtype: dict
"""
return {k: _deserialize(v, boxed_type)
for k, v in six.iteritems(data)}