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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 to_backward_slashes(data):
 """ Converts forward slashes to backward slashes. Usage:: u'\\Users\\JohnDoe\\Documents' :param data: Data to convert. :type data: unicode :return: Converted path. :rtype: unicode """


    data = data.replace("/", "\\")
    LOGGER.debug("> Data: '{0}' to backward slashes.".format(data))
    return data