def map_stone_type_to_python_type(ns, data_type, override_dict=None):
# type: (ApiNamespace, DataType, typing.Optional[OverrideDefaultTypesDict]) -> str
"""
Args:
override_dict: lets you override the default behavior for a given type by hooking into
a callback. (Currently only hooked up for stone's List and Nullable)
"""
override_dict = override_dict or {}
if is_string_type(data_type):
return 'str'
elif is_bytes_type(data_type):
return 'bytes'
elif is_boolean_type(data_type):
return 'bool'
elif is_float_type(data_type):
return 'float'
elif is_integer_type(data_type):
return 'long'
elif is_void_type(data_type):
return 'None'
elif is_timestamp_type(data_type):
timestamp_override = override_dict.get(Timestamp, None)
if timestamp_override:
return timestamp_override(ns, data_type, override_dict)
return 'datetime.datetime'
elif is_alias(data_type):
alias_type = cast(Alias, data_type)
return map_stone_type_to_python_type(ns, alias_type.data_type,
override_dict)
elif is_user_defined_type(data_type):
user_defined_type = cast(UserDefined, data_type)
class_name = class_name_for_data_type(user_defined_type)
if user_defined_type.namespace.name != ns.name:
return '%s.%s_validator' % (user_defined_type.namespace.name,
class_name)
else:
return class_name
elif is_list_type(data_type):
list_type = cast(List, data_type)
if List in override_dict:
return override_dict[List](ns, list_type.data_type, override_dict)
# PyCharm understands this description format for a list
return 'list of [{}]'.format(
map_stone_type_to_python_type(ns, list_type.data_type,
override_dict))
elif is_nullable_type(data_type):
nullable_type = cast(Nullable, data_type)
if Nullable in override_dict:
return override_dict[Nullable](ns, nullable_type.data_type,
override_dict)
return 'Optional[{}]'.format(
map_stone_type_to_python_type(ns, nullable_type.data_type,
override_dict))
else:
raise TypeError('Unknown data type %r' % data_type)
def upon_encountering_map(ns, map_data_type, override_dict):
# type: (ApiNamespace, DataType, OverrideDefaultTypesDict) -> typing.Text
map_type = cast(Map, map_data_type)
self.import_tracker._register_typing_import("Dict")
return "Dict[{}, {}]".format(
map_stone_type_to_python_type(ns, map_type.key_data_type, override_dict),
map_stone_type_to_python_type(ns, map_type.value_data_type, override_dict)
)
def upon_encountering_map(ns, map_data_type, override_dict):
# type: (ApiNamespace, DataType, OverrideDefaultTypesDict) -> typing.Text
map_type = cast(Map, map_data_type)
self.import_tracker._register_typing_import("Dict")
return "Dict[{}, {}]".format(
map_stone_type_to_python_type(ns, map_type.key_data_type, override_dict),
map_stone_type_to_python_type(ns, map_type.value_data_type, override_dict)
)
def map_stone_type_to_python_type(ns, data_type, override_dict=None):
# type: (ApiNamespace, DataType, typing.Optional[OverrideDefaultTypesDict]) -> str
"""
Args:
override_dict: lets you override the default behavior for a given type by hooking into
a callback. (Currently only hooked up for stone's List and Nullable)
"""
override_dict = override_dict or {}
if is_string_type(data_type):
return 'str'
elif is_bytes_type(data_type):
return 'bytes'
elif is_boolean_type(data_type):
return 'bool'
elif is_float_type(data_type):
return 'float'
elif is_integer_type(data_type):
return 'long'
elif is_void_type(data_type):
return 'None'
elif is_timestamp_type(data_type):
timestamp_override = override_dict.get(Timestamp, None)
if timestamp_override:
return timestamp_override(ns, data_type, override_dict)
return 'datetime.datetime'
elif is_alias(data_type):
alias_type = cast(Alias, data_type)
return map_stone_type_to_python_type(ns, alias_type.data_type, override_dict)
elif is_user_defined_type(data_type):
user_defined_type = cast(UserDefined, data_type)
class_name = class_name_for_data_type(user_defined_type)
if user_defined_type.namespace.name != ns.name:
return '%s.%s_validator' % (
user_defined_type.namespace.name, class_name)
else:
return class_name
elif is_list_type(data_type):
list_type = cast(List, data_type)
if List in override_dict:
return override_dict[List](ns, list_type.data_type, override_dict)
# PyCharm understands this description format for a list
return 'list of [{}]'.format(
map_stone_type_to_python_type(ns, list_type.data_type, override_dict)
)
elif is_map_type(data_type):
map_type = cast(Map, data_type)
if Map in override_dict:
return override_dict[Map](
ns,
data_type,
override_dict
)
return 'dict of [{}:{}]'.format(
map_stone_type_to_python_type(ns, map_type.key_data_type, override_dict),
map_stone_type_to_python_type(ns, map_type.value_data_type, override_dict)
)
elif is_nullable_type(data_type):
nullable_type = cast(Nullable, data_type)
if Nullable in override_dict:
return override_dict[Nullable](ns, nullable_type.data_type, override_dict)
return 'Optional[{}]'.format(
map_stone_type_to_python_type(ns, nullable_type.data_type, override_dict)
)
else:
raise TypeError('Unknown data type %r' % data_type)
