read_gml¶
- read_gml(path, label='label', destringizer=None)[source]¶
Read graph in GML format from path.
Parameters: - path (filename or filehandle) – The filename or filehandle to read from.
- label (string, optional) – If not None, the parsed nodes will be renamed according to node attributes indicated by label. Default value: 'label'.
- destringizer (callable, optional) – A destringizer that recovers values stored as strings in GML. If it cannot convert a string to a value, a ValueError is raised. Default value : None.
Returns: G – The parsed graph.
Return type: NetworkX graph
Raises : NetworkXError – If the input cannot be parsed.
See also
Notes
The GML specification says that files should be ASCII encoded, with any extended ASCII characters (iso8859-1) appearing as HTML character entities.
References
GML specification: http://www.infosun.fim.uni-passau.de/Graphlet/GML/gml-tr.html
Examples
>>> G = nx.path_graph(4) >>> nx.write_gml(G, 'test.gml') >>> H = nx.read_gml('test.gml')