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First solution in Clear category for All Upper I by vlad.bezden
"""All Upper I
https://py.checkio.org/en/mission/all-upper/
Check if a given string has all symbols in upper case.
If the string is empty or doesn't have any letter in it -
function should return True.
Input: A string.
Output: a boolean.
"""
def is_all_upper(text: str) -> bool:
return text.upper() == text
if __name__ == "__main__":
assert is_all_upper("ALL UPPER") is True
assert is_all_upper("all lower") is False
assert is_all_upper("mixed UPPER and lower") is False
assert is_all_upper("") is True
assert is_all_upper(" ") is True
assert is_all_upper("123") is True
print("PASSED!!!")
July 5, 2020
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