Clean up _get_args in run_checks.py

scripts/run_checks.py

@@ -170,27 +170,28 @@ def check_vcs_conflict(target):
         return None
 
 
-def _get_args(checker):
+def _get_optional_args(checker):
-    """Construct the arguments for a given checker.
-
-    Return:
-        A list of commandline arguments.
-    """
-
-    def _get_optional_args(checker):
     """Get a list of arguments based on a comma-separated args config."""
     try:
         return config.get(checker, 'args').split(',')
     except configparser.NoOptionError:
         return []
 
-    def _get_flag(arg, checker, option):
+
+def _get_flag(arg, checker, option):
     """Get a list of arguments based on a config option."""
     try:
         return ['--{}={}'.format(arg, config.get(checker, option))]
     except configparser.NoOptionError:
         return []
 
+
+def _get_args(checker):
+    """Construct the arguments for a given checker.
+
+    Return:
+        A list of commandline arguments.
+    """
     args = []
     if checker == 'pylint':
         args += _get_flag('disable', 'pylint', 'disable')