Introduction, Code Formatting And Tools

Annotations

The basic idea of them is to hint to the readers of the code about what to expect as values of arguments in functions.

@dataclass
class Point
    lat: float
    long: float

def locate(latitude: float, longitude: float) -> Point:
    """Find an object in the map by its coordinates"""

locate.__annotations_
# {'latitude': <class 'float'>, 'longitude': <class 'float'>, '