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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 remove_files_from_dict(d):
 """Return the provided dict with any file objects removed. True """

    file_free = {}
    for key, value in six.iteritems(d):
        if isinstance(value, dict):
            file_free[key] = remove_files_from_dict(value)
        elif not is_file_like(value):
            if hasattr(value, '__iter__'):
                file_free[key] = value
            else:
                if hasattr(value, 'encode'):
                    file_free[key] = value.encode('utf-8')
                else:
                    file_free[key] = str(value)
    return file_free