File size: 315 Bytes
5eb110b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | # callbacks.py
def on_error(x: int) -> None:
...
def on_success() -> None:
...
# main.py
import callbacks
from typing import Protocol
class Reporter(Protocol):
def on_error(self, x: int) -> None:
...
def on_success(self) -> None:
...
rp: Reporter = callbacks # Passes type check
|