as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
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explain what the function 'count_words' does in python.
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the function 'count_words' is a python function that takes a string as an argument, and returns the number of words contained in the string. it is used to quickly calculate the amount of words in a given string of text.
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