invert the letters in the words

Explanation here:

ROMANIAN: https://neculaifantanaru.com/python-inverseaza-literele-din-cuvinte-ca-si-cand-cuvintele-s-ar-vedea-in-oglinda.html
ENGLISH: https://neculaifantanaru.com/en/python-invert-the-letters-in-the-words-as-if-the-words-were-seen-in-the-mirror.html


import re

def read_text_from_file(file_path):
    """
    This function returns the contents of a file.
    """
    with open(file_path, 'r') as f:
        text = f.read()
        return text

def write_to_file(text, file_path):
    """
    This function writes text to a file.
    text: the text you want to write
    """
    with open(file_path, 'w') as f:
        f.write(text)

def reverse_words(file_path):
    """
    This function inverts all words in a file.
    """

    text = read_text_from_file(file_path)
    words = set(re.findall(r'[A-Za-z0-9\-\']+', text))
    for word in words:
        reversed_word = ''.join(reversed(word))
        text = text.replace(word, reversed_word)
    # we write the modified text in the file !!! attention, the content is overwritten !!!
    write_to_file(text, file_path)

if __name__ == '__main__':
    # the path of your file
    file_path = 'd:\Exercises\1'
    reverse_words(file_path)