PEP8.

tests/test_mail.py

@@ -20,22 +20,28 @@ if not os.path.isfile('../utils.py'):
     print('conf.sh not found')
     sys.exit(1)
 
+
 def print_color(txt, col):
     print('%s%s%s' % (col, txt, DEF))
 
+
 def print_red(txt):
     print_color(txt, RED)
 
+
 def print_green(txt):
     print_color(txt, GREEN)
 
+
 all_ok = True
 
+
 def get_configured_relay():
     status, out = subprocess.getstatusoutput('grep relayhost /etc/postfix/main.cf')
     if status == 0:
         return out.split('relayhost = ')[1]
 
+
 def check_relay():
     global all_ok
     global conf
@@ -50,6 +56,7 @@ def check_relay():
     else:
         print_green('STMP relay is properly set')
 
+
 def send_test_email():
     print('Sending test email')
     global all_ok
@@ -64,6 +71,7 @@ def send_test_email():
     else:
         print_green('Email sent')
 
+
 if not os.path.exists('/etc/postfix'):
     print_red('Postfix dir does not exists, please install postfix.')
     all_ok = False