python: enable code formatting

Enable code formatting in CI by creating a dummy Python 'setup.cfg'
and fix up the minor errors reported.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I9ddaa263f7407c42fb4f58d478bd2efb1d2fe026
diff --git a/extensions/openpower-pels/registry/tools/process_registry.py b/extensions/openpower-pels/registry/tools/process_registry.py
index fcdacf5..8f8eb78 100755
--- a/extensions/openpower-pels/registry/tools/process_registry.py
+++ b/extensions/openpower-pels/registry/tools/process_registry.py
@@ -93,9 +93,9 @@
 
         if num_placeholders != \
                 len(entry['Documentation']['MessageArgSources']):
-                    sys.exit("Different number of placeholders found in "
-                             "Message vs MessageArgSources for error {}".
-                             format(entry['Name']))
+            sys.exit("Different number of placeholders found in "
+                     "Message vs MessageArgSources for error {}".
+                     format(entry['Name']))
 
 
 def validate_schema(registry, schema):
diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 0000000..d9fc148
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1 @@
+# Empty config to trigger pycodestyle.
diff --git a/tools/elog-gen.py b/tools/elog-gen.py
index 63b8969..9b9edac 100755
--- a/tools/elog-gen.py
+++ b/tools/elog-gen.py
@@ -176,6 +176,7 @@
             metadata_process=metadata_process))
     f.close()
 
+
 def get_elog_data(i_elog_yaml,
                   i_elog_meta_yaml,
                   i_namespace,
@@ -196,7 +197,7 @@
      meta_data, parents, metadata_process) = o_elog_data
     ifile = yaml.safe_load(open(i_elog_yaml))
 
-    #for all the errors in error yaml file
+    # for all the errors in error yaml file
     for error in ifile:
         if 'name' not in error:
             print("Error - Did not find name in entry %s in file %s " % (
@@ -208,11 +209,11 @@
         if 'description' in error:
             error_msg[fullname] = error['description'].strip()
 
-        #set default values
+        # set default values
         error_lvl[fullname] = "ERR"
         parents[fullname] = None
 
-        #check if meta data yaml file is found
+        # check if meta data yaml file is found
         if not os.path.isfile(i_elog_meta_yaml):
             continue
         mfile = yaml.safe_load(open(i_elog_meta_yaml))
@@ -233,7 +234,7 @@
 
         # Get 0th inherited error (current support - single inheritance)
         if 'inherits' in match:
-            parents[fullname]  = match['inherits'][0]
+            parents[fullname] = match['inherits'][0]
 
         # Put all errors in meta[] even the meta is empty
         # so that child errors could inherits such error without meta
@@ -247,7 +248,7 @@
                 meta_data[str_short]['str'] = i['str']
                 meta_data[str_short]['str_short'] = str_short
                 meta_data[str_short]['type'] = get_cpp_type(i['type'])
-                if ('process' in i) and (True == i['process']):
+                if ('process' in i) and (i['process'] is True):
                     metadata_process[str_short] = fullname + "." + str_short
         meta[fullname] = tmp_meta
 
@@ -291,6 +292,7 @@
                  options.templatedir,
                  options.elog_mako)
 
+
 # Only run if it's a script
 if __name__ == '__main__':
     main(sys.argv[1:])