fix style to match pep8

agent.py

@@ -67,6 +67,7 @@ def linux_set_time(time):
 
 
 class Context(object):
+
     @staticmethod
     def change_password(password):
         if system == 'Linux':
@@ -287,7 +288,9 @@ class Context(object):
         import notify
         notify.notify(msg)
 
+
 class SerialLineReceiver(SerialLineReceiverBase):
+
     def connectionMade(self):
         self.send_command(
             command='agent_started',

notify.py

@@ -5,18 +5,23 @@
 # Test program that informs the user about vm incoming time out
 ##
 
-import platform, logging, os, subprocess, webbrowser, sys
+import platform
+import logging
+import os
+import subprocess
+import webbrowser
 import cPickle as pickle
 
 system = platform.system()
 logger = logging.getLogger()
 file_name = "vm_renewal.p"
 
+
 def pars_arguments():
     import argparse
-    parser = argparse.ArgumentParser();
+    parser = argparse.ArgumentParser()
     parser.add_argument("-u", "--url", type=str, required=True)
-    args = parser.parse_args();
+    args = parser.parse_args()
     return args
 
 
@@ -31,6 +36,7 @@ def get_temp_dir():
         temp_dir = "/var/tmp"
     return temp_dir
 
+
 def wall(text):
     if text is None:
         logger.error("Incorrect function call")
@@ -48,10 +54,10 @@ def accept():
         # Load the saved url
         url = pickle.load(open("%s/%s" % (get_temp_dir(), file_name), "rb"))
         # Fake data to post so we make urllib2 send a POST instead of a GET
-        # do POST request to 
+        # do POST request to
         req = urllib2.Request(url, "")
-        rsp = urllib2.urlopen(req) 
-        
+        rsp = urllib2.urlopen(req)
+
         # Get the result of the request
         success = rsp.info()['renewal']
         if success is not None or rsp.getcode() == 200:
@@ -67,6 +73,7 @@ def accept():
             print "Successfull renewal of this vm!"
             os.remove("%s/%s" % (get_temp_dir(), file_name))
 
+
 def notify(url):
     if os.getenv("DISPLAY") and system == 'Linux' or system == 'Windows':
         webbrowser.open(url, new=2, autoraise=True)
@@ -74,13 +81,16 @@ def notify(url):
         if os.path.isfile("%s/%s" % (get_temp_dir(), file_name)):
             logger.info("There is on old request already saved")
         pickle.dump(url, open("%s/%s" % (get_temp_dir(), file_name), "wb"))
-        wall("This vm is about to time out! Please type vm_renewal command to renew your current process")
+        wall("This virtual machine is going to expire! Please type \n"
+             "  vm_renewal\n"
+             "command to keep it running.")
     else:
-        raise StandardError('Not supported system type')
+        raise Exception('Not supported system type')
+
 
 def main():
     args = pars_arguments()
     notify(args.url)
 
 if __name__ == '__main__':
-    main()
\ No newline at end of file
+    main()