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Pyupgrade to Python 3.9 (#4718)

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* Pyupgrade to Python 3.9

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
This commit is contained in:
Christian Clauss
2021-09-07 13:37:03 +02:00
committed by GitHub
parent 5d5831bdd0
commit cecf43d648
142 changed files with 523 additions and 530 deletions
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7
ciphers/decrypt_caesar_with_chi_squared.py
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@ -1,12 +1,11 @@
#!/usr/bin/env python3
from typing import Optional
from __future__ import annotations
def decrypt_caesar_with_chi_squared(
ciphertext: str,
cipher_alphabet: Optional[list[str]] = None,
frequencies_dict: Optional[dict[str, float]] = None,
cipher_alphabet: list[str] | None = None,
frequencies_dict: dict[str, float] | None = None,
case_sensetive: bool = False,
) -> tuple[int, float, str]:
"""