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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_format(path):
 """Determine the file format of a folder or a file"""

    for fmt in formats:
        if fmt.verify(path):
            return fmt.__name__
    else:
        msg = "Undefined file format: '{}'".format(path)
        raise UnknownFileFormatError(msg)