Warning

This documents an unmaintained version of NetworkX. Please upgrade to a maintained version and see the current NetworkX documentation.

read_graph6

read_graph6(path)

Read simple undirected graphs in graph6 format from path.

Parameters :

path : file or string

File or filename to write.

Returns :

G : Graph or list of Graphs

If the file contains multiple lines then a list of graphs is returned

Raises :

NetworkXError

If the string is unable to be parsed in graph6 format

See also

generate_graph6, parse_graph6, write_graph6

References

Graph6 specification: http://cs.anu.edu.au/~bdm/data/formats.txt for details.

Examples

>>> nx.write_graph6(nx.Graph([(0,1)]), 'test.g6')
>>> G = nx.read_graph6('test.g6')
>>> sorted(G.edges())
[(0, 1)]