Modified comments on upper.py (#3884)

* Modified comments on upper.py ,made it more clean

* Update strings/upper.py

Co-authored-by: xcodz-dot <71920621+xcodz-dot@users.noreply.github.com>

* Update upper.py

* Update upper.py

Co-authored-by: xcodz-dot <71920621+xcodz-dot@users.noreply.github.com>
Co-authored-by: Dhruv Manilawala <dhruvmanila@gmail.com>
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Sethu 2020-11-18 12:07:30 +05:30 committed by GitHub
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@ -12,9 +12,9 @@ def upper(word: str) -> str:
'WH[]32'
"""
# converting to ascii value int value and checking to see if char is a lower letter
# if it is a capital letter it is getting shift by 32 which makes it a capital case
# letter
# Converting to ascii value int value and checking to see if char is a lower letter
# if it is a lowercase letter it is getting shift by 32 which makes it an uppercase
# case letter
return "".join(chr(ord(char) - 32) if "a" <= char <= "z" else char for char in word)