lsof: WARNING: can't stat() fuse.gvfsd-fuse file system /run/user/1000/gvfs
      Output information may be incomplete.
lsof: WARNING: can't stat() fuse file system /run/user/1000/doc
      Output information may be incomplete.
Traceback (most recent call last):
  File "lsofgraph.py", line 183, in <module>
    print_graph(procs, conns)
  File "lsofgraph.py", line 168, in print_graph
    if files[0]['proc'] != files[1]['proc']:
RuntimeError: maximum recursion depth exceeded in cmp
Error: <stdin>: syntax error in line 295 near ''