kvm_net: unify whitespace

plugins/libvirt/kvm_net

@@ -18,6 +18,7 @@
 import re, os, sys
 from subprocess import Popen, PIPE
 
+
 def config(vm_names):
     """ Print the plugin's config
 
@@ -41,6 +42,7 @@ graph_args --base 1024
         print "%s_out.min 0" % vm
         print "%s_out.draw LINE2" % vm
 
+
 def clean_vm_name(vm_name):
     """ Replace all special chars
 
@@ -51,9 +53,9 @@ def clean_vm_name(vm_name):
     suffix = os.getenv("vmsuffix")
     if suffix:
         vm_name = re.sub(suffix, "", vm_name)
-
     return re.sub(r"[^a-zA-Z0-9_]", "_", vm_name)
 
+
 def fetch(vms):
     """ Fetch values for a list of pids
 
@@ -73,12 +75,14 @@ def fetch(vms):
             print inst
             continue
 
+
 def detect_kvm():
     """ Check if kvm is installed """
     kvm = Popen("which kvm", shell=True, stdout=PIPE)
     kvm.communicate()
     return not bool(kvm.returncode)
 
+
 def find_vm_names(pids):
     """Find and clean vm names from pids
 
@@ -90,6 +94,7 @@ def find_vm_names(pids):
         result[pid] = clean_vm_name(re.sub(r"^.*-name\x00([a-zA-Z0-9.-_-]*)\x00\-.*$",r"\1", cmdline.readline()))
     return result
 
+
 def get_vm_mac(pid):
     """Find and clean vm names from pids
 
@@ -100,6 +105,7 @@ def get_vm_mac(pid):
     mac = re.sub(r"^.*ifname=(tap[^,]+),.*$",r"\1", line)
     return mac
 
+
 def list_pids():
     """ Find the pid of kvm processes
 
@@ -122,5 +128,3 @@ if __name__ == "__main__":
             fetch(find_vm_names(list_pids()))
     else:
         fetch(find_vm_names(list_pids()))
-
-