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Added reverse_letters.py (#3730)

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* Added reverse_letters.py

* Update strings/reverse_letters.py

Co-authored-by: Du Yuanchao <shellhub.me@gmail.com>

Co-authored-by: Du Yuanchao <shellhub.me@gmail.com>
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Snimerjot Singh 2020-10-27 09:35:37 +05:30 committed by GitHub
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commit aebf9bdaaf
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def reverse_letters(input_str: str) -> str:
"""
Reverses letters in a given string without adjusting the position of the words
>>> reverse_letters('The cat in the hat')
'ehT tac ni eht tah'
>>> reverse_letters('The quick brown fox jumped over the lazy dog.')
'ehT kciuq nworb xof depmuj revo eht yzal .god'
>>> reverse_letters('Is this true?')
'sI siht ?eurt'
>>> reverse_letters("I love Python")
'I evol nohtyP'
"""
return " ".join([word[::-1] for word in input_str.split()])
if __name__ == "__main__":
import doctest
doctest.testmod()