The dataclass_plus is a fastest type validation library for the dataclass
Project description
dataclass_plus
The dataclass_plus
is a fastest type validation library for the dataclass
Install
pip install dataclass-plus
Example
Basic Example
from dataclass_plus import dataclass_plus from typing import List, Dict, Tuple @dataclass_plus class Model: id: int name: str dict_example: Dict[str, str] list_example: List[int] # this field is required tuple_example: Tuple[str, float] = None # this field is not required because set default None Model( id=1, name='Test Test', dict_example={"test": "test"}, list_example=[1,2], tuple_example=("test", 1.2) ) # => Model(id=1, name='Test Test', dict_example={"test": "test"}, list_example=[1,2], tuple_example=("test", 1.2)) # Invalid Model Model( id=1, name='Test Test', dict_example={"test": 1}, list_example=[1,2], tuple_example=("test", 1.2) ) # => TypeError: {'test': 1} is not typing.Dict[str, str]
Nested Example
from dataclass_plus import dataclass_plus from typing import List, Dict, Tuple @dataclass_plus class Model: nested_example: List[List[str]] multi_nested_example: Dict[str, List[Tuple[str, List[int]]]] Model( nested_example=[["test"], ["test_2"]], multi_nested_example={"test": [("test",[1, 2])]} ) # => Model(nested_example=[['test'], ['test_2']], multi_nested_example={'test': [('test', [1, 2])]}) # Invalid Model Model( nested_example=[["test"], ["test_2"]], multi_nested_example={"test": [("test",[1, "test"])]} ) # => TypeError: [1, 'test'] is not typing.List[int]
Note: Can use every feature of dataclass (Example: frozen=True, init=True ...)
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