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* Travis CI: Add type checking with mypy * Create requirements.txt * script: mypy --ignore-missing-stubs=cv2,numpy . * Delete requirements.txt * script: mypy --ignore-missing-imports . * Run doctests * Disable doctest -v other/detecting_english_programmatically.py * Pytest * No | * pytest || true * Run black doctest flake8 mypy pytest * after_success: Build Directory.md * Typo in filename: Dictionary.txt --> dictionary.txt' Discovered via doctest run in #964 * python -m doctest -v * pip install black flake8 mypy pytest * pytest --doctest-glob='*.py' * pytest --doctest-modules * pytest --doctest-modules ./sorts * pytest --doctest-modules ./ciphers ./other ./searches ./sorts ./strings || true * if __name__ == "__main__": * if __name__ == "__main__": * if __name__ == '__main__': * if __name__ == '__main__': * if __name__ == '__main__': * Create requirements.txt * Update requirements.txt * if __name__ == "__main__": * Lose the doctests * if __name__ == '__main__': * Remove print-a-tuple * doctest: Added missing spaces * Update tabu_search.py * The >>> are not doctests so change to >>) * Travis CI: Run black, doctest, flake8, mypy, and pytest * Link to the separate DIRECTORY.md file * Update README.md
66 lines
1.9 KiB
Python
66 lines
1.9 KiB
Python
def encrypt(strng, key):
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encrypted = ''
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for x in strng:
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indx = (ord(x) + key) % 256
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if indx > 126:
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indx = indx - 95
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encrypted = encrypted + chr(indx)
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return encrypted
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def decrypt(strng, key):
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decrypted = ''
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for x in strng:
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indx = (ord(x) - key) % 256
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if indx < 32:
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indx = indx + 95
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decrypted = decrypted + chr(indx)
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return decrypted
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def brute_force(strng):
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key = 1
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decrypted = ''
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while key <= 94:
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for x in strng:
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indx = (ord(x) - key) % 256
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if indx < 32:
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indx = indx + 95
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decrypted = decrypted + chr(indx)
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print("Key: {}\t| Message: {}".format(key, decrypted))
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decrypted = ''
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key += 1
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return None
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def main():
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while True:
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print('-' * 10 + "\n**Menu**\n" + '-' * 10)
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print("1.Encrpyt")
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print("2.Decrypt")
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print("3.BruteForce")
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print("4.Quit")
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choice = input("What would you like to do?: ")
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if choice not in ['1', '2', '3', '4']:
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print ("Invalid choice, please enter a valid choice")
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elif choice == '1':
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strng = input("Please enter the string to be encrypted: ")
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key = int(input("Please enter off-set between 1-94: "))
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if key in range(1, 95):
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print (encrypt(strng.lower(), key))
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elif choice == '2':
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strng = input("Please enter the string to be decrypted: ")
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key = int(input("Please enter off-set between 1-94: "))
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if key in range(1,95):
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print(decrypt(strng, key))
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elif choice == '3':
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strng = input("Please enter the string to be decrypted: ")
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brute_force(strng)
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main()
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elif choice == '4':
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print ("Goodbye.")
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break
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if __name__ == '__main__':
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main()
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