iframe-proxy | Sunbelt Computer Software

22 lines (18 loc) · 532 Bytes

def upper(word: str) -> str:

"""

Convert an entire string to ASCII uppercase letters by looking for lowercase ASCII

letters and subtracting 32 from their integer representation to get the uppercase

letter.

>>> upper("wow")

'WOW'

>>> upper("Hello")

'HELLO'

>>> upper("WHAT")

'WHAT'

>>> upper("wh[]32")

'WH[]32'

"""

return "".join(chr(ord(char) - 32) if "a" <= char <= "z" else char for char in word)

if __name__ == "__main__":

from doctest import testmod

testmod()

Sunbelt Computer Software