OVSLink: use isinstance() to detect OVSSwitch subclasses

2015-01-18 21:56:38 -08:00
parent d4be92713a
commit e65dc4c6d6
1 changed files with 2 additions and 2 deletions
@@ -501,8 +501,8 @@ class OVSLink( Link ):
    def __init__( self, node1, node2, **kwargs ):
        "See Link.__init__() for options"
        self.isPatchLink = False
-        if ( type( node1 ) is mininet.node.OVSSwitch and
-             type( node2 ) is mininet.node.OVSSwitch ):
+        if ( isinstance( node1, mininet.node.OVSSwitch ) and
+             isinstance( node2, mininet.node.OVSSwitch ) ):
            self.isPatchLink = True
            kwargs.update( cls1=OVSIntf, cls2=OVSIntf )
        Link.__init__( self, node1, node2, **kwargs )