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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def guess_parameters(next_line):
 """ Attempt to guess parameters based on the presence of a parenthesized group of identifiers. If successful, returns a list of parameter names; otherwise, returns None. """

    match = re.search('\(([\w\s,]+)\)', next_line)
    if match:
        return [arg.strip() for arg in match.group(1).split(',')]
    else:
        return None