Pass code check.

examples/multiping.py

@@ -30,7 +30,6 @@ def startpings( host, targetips ):
     # BL: Not sure why loopback intf isn't up!
     host.cmd( 'ifconfig lo up' )
 
-    
     # Simple ping loop
     cmd = ( 'while true; do '
             ' for ip in %s; do ' % targetips +
@@ -85,10 +84,3 @@ def multiping( netsize, chunksize, seconds):
 if __name__ == '__main__':
     setLogLevel( 'info' )
     multiping( netsize=20, chunksize=4, seconds=10 )
-
-    
-    
-
-    
-    
-    

examples/multipoll.py

@@ -8,13 +8,13 @@ monitoring them
 from mininet.topo import SingleSwitchTopo
 from mininet.net import Mininet
 from mininet.log import setLogLevel
-from mininet.util import quietRun
 
-from time import time, sleep
+from time import time
 from select import poll, POLLIN
 from subprocess import Popen, PIPE
 
 def monitorFiles( outfiles, seconds, timeoutms ):
+    "Monitor set of files and return [(host, line)...]"
     devnull = open( '/dev/null', 'w' )
     tails, fdToFile, fdToHost = {}, {}, {}
     for h, outfile in outfiles.iteritems():
@@ -79,5 +79,3 @@ def monitorTest( N=3, seconds=3 ):
 if __name__ == '__main__':
     setLogLevel('info')
     monitorTest()
-
-    

examples/simpleperf.py

@@ -19,7 +19,7 @@ class SingleSwitchTopo(Topo):
         for h in range(n):
             # Each host gets 50%/n of system CPU
             host = self.add_host('h%s' % (h + 1),
-            cpu=.5/n)
+                                 cpu=.5 / n)
             # 10 Mbps, 5ms delay, 10% loss
             self.add_link(host, switch,
                           bw=10, delay='5ms', loss=10, use_htb=True)
@@ -35,8 +35,7 @@ def perfTest():
     print "Testing network connectivity"
     net.pingAll()
     print "Testing bandwidth between h1 and h4"
-   h1 = net.getNodeByName('h1')
-   h4 = net.getNodeByName('h4')
+    h1, h4 = net.getNodeByName('h1', 'h4')
     net.iperf((h1, h4))
     net.stop()