lower.py

deflower(word: str) ->str:
"""
 Will convert the entire string to lowercase letters

 >>> lower("wow")
 'wow'
 >>> lower("HellZo")
 'hellzo'
 >>> lower("WHAT")
 'what'
 >>> lower("wh[]32")
 'wh[]32'
 >>> lower("whAT")
 'what'
 """

# Converting to ASCII value, obtaining the integer representation
# and checking to see if the character is a capital letter.
# If it is a capital letter, it is shifted by 32, making it a lowercase letter.
return"".join(chr(ord(char) +32) if"A"<=char<="Z"elsecharforcharinword)


if__name__=="__main__":
fromdoctestimporttestmod

testmod()