list-graph.py

import networkx as nx
import subprocess

G = nx.DiGraph()
lists = []


def from_blanche(name):    
    cmd = ['blanche', name, '-l']
    out = subprocess.check_output(cmd).decode('ascii')
    return [line[5:].strip() for line in out.splitlines()]
    

def sublists(name):
    subs = from_blanche(name)
    [G.add_node(sub) for sub in subs]
    return [(name, sub) for sub in subs]


with open("my-lists") as listfile:
    for line in listfile:
        lists += [line.strip()]

G.add_nodes_from(lists)

for name in lists:
    G.add_edges_from(sublists(name))

print(G.nodes())
nx.write_gexf(G, 'lists.gexf', prettyprint=True)