First clear solution for Backward Each Word by Alex_4444D - python coding challenges

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First solution in Clear category for Backward Each Word by Alex_4444D

import re
def backward_string_by_word(text: str) -> str:
    backward = ""
    while text != '':
        if re.search('\s*\w+', text).group(0).count(' ') != 0:
            for i in range(re.search('\s*\w+', text).group(0).count(' ')):
                backward += " "
            text = text.replace(' ', '', re.search('\s*\w+', text).group(0).count(' '))
        backward += re.search('\s*\w+', text).group(0)[::-1]
        text = text.replace(re.search('\s*\w+', text).group(0), '', 1)
    return backward

if __name__ == '__main__':
    print("Example:")
    print(backward_string_by_word(''))
    print(backward_string_by_word('hello world'))
    print(backward_string_by_word('hello   world'))
    print(backward_string_by_word('welcome to a game'))

    # These "asserts" are used for self-checking and not for an auto-testing
    assert backward_string_by_word('') == ''
    assert backward_string_by_word('world') == 'dlrow'
    assert backward_string_by_word('hello world') == 'olleh dlrow'
    assert backward_string_by_word('hello   world') == 'olleh   dlrow'
    assert backward_string_by_word('welcome to a game') == 'emoclew ot a emag'
    print("Coding complete? Click 'Check' to earn cool rewards!")

Oct. 16, 2021

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