from-dict 0.1.0

Create data structures from dictionaries.

from-dict

Create data structures from dictionaries.

Features

• Transform dicts to attr.s, dataclass and NamedTuple
• Insert additional fields existing in dict into structure with f__read_unknown=True
• Experimental type-checking at runtime with fd__type_check=True

Example

import dataclasses
from from_dict import from_dict

@dataclasses.dataclass(frozen=True)
class MyDataclass:
    foo: int
    baz: str


input = {
    "foo": 22, 
    "baz": "Hello",
    "additional": "ignored key",
}

input_as_my_dataclass = from_dict(MyDataclass, input)
assert input_as_my_dataclass.foo == 22
assert input_as_my_dataclass.baz == "Hello"