Reference library

Lists & loops

Iterate, transform, and combine sequences with readable loop patterns.

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Lists & loops easy

How to Validate Text Against Forbidden Words in Python

Checks whether a given text contains any forbidden words and returns a tuple with validity and offending words.

text validation lists loops
Python 
def validate_text(text, forbidden_words):
    """
    Checks that text does not contain any forbidden words.
    Returns (is_valid, offending_words) tuple.
    """
    words = text.lower().split()
    found = [word for word in words if word in forbidden_words]
    return len(found) == 0, found


if __name__ == "__main…
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