test_ipv4_ps: Fix whitespace

Signed-off-by: Matthew Stidham <stidmatt@gmail.com>

py-scripts/test_ipv4_ps.py

@@ -10,7 +10,6 @@ if sys.version_info[0] != 3:
     print("This script requires Python 3")
     exit(1)
 
- 
 sys.path.append(os.path.join(os.path.abspath(__file__ + "../../../")))
 
 lfcli_base = importlib.import_module("py-json.LANforge.lfcli_base")
@@ -78,7 +77,8 @@ class IPV4VariableTime(LFCliBase):
                             cx_rx_map[item] = value_rx
         return cx_rx_map
 
-    def __compare_vals(self, old_list, new_list):
+    @staticmethod
+    def __compare_vals(old_list, new_list):
         passes = 0
         expected_passes = 0
         if len(old_list) == len(new_list):
@@ -172,7 +172,6 @@ class IPV4VariableTime(LFCliBase):
 
 
 def main():
-
     parser = LFCliBase.create_basic_argparse(
         prog='test_ipv4_variable_time.py',
         # formatter_class=argparse.RawDescriptionHelpFormatter,
@@ -194,12 +193,6 @@ Generic command layout:
 --test_duration 2m
 --debug
         ''')
-    required = None
-    for agroup in parser._action_groups:
-        if agroup.title == "required arguments":
-            required = agroup
-    #if required is not None:
-
     optional = None
     for agroup in parser._action_groups:
         if agroup.title == "optional arguments":
@@ -215,7 +208,6 @@ Generic command layout:
         num_stations_converted = int(args.num_stations)
         num_sta = num_stations_converted
 
-
     station_list = LFUtils.portNameSeries(prefix_="sta", start_id_=0, end_id_=num_sta - 1, padding_number_=10000,
                                           radio=args.radio)