Minor code cleanup

2014-11-23 17:17:21 -08:00
parent 37bdf14b49
commit e0bf8ece3c
14 changed files with 8 additions and 194 deletions
@@ -32,6 +32,7 @@ class ClusterCLI( CLI ):
                import networkx as nx
                import matplotlib.pyplot as plt
                import pygraphviz
+                assert pygraphviz  # silence pyflakes
            except:
                error( 'plot requires networkx, matplotlib and pygraphviz - '
                       'please install them and try again\n' )
@@ -40,7 +41,6 @@ class ClusterCLI( CLI ):
        g = nx.Graph()
        mn = self.mn
        servers, hosts, switches = mn.servers, mn.hosts, mn.switches
-        hlen, slen = len( hosts ), len( switches )
        nodes = hosts + switches
        g.add_nodes_from( nodes )
        links = [ ( link.intf1.node, link.intf2.node )