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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 uri_to_iri_parts(path, query, fragment):
 r""" Converts a URI parts to corresponding IRI parts in a given charset. Examples for URI versus IRI: :param path: The path of URI to convert. :param query: The query string of URI to convert. :param fragment: The fragment of URI to convert. """

    path = url_unquote(path, '%/;?')
    query = url_unquote(query, '%;/?:@&=+,$#')
    fragment = url_unquote(fragment, '%;/?:@&=+,$#')
    return path, query, fragment