lint fixes

.pylintrc

@@ -418,6 +418,7 @@ disable=raw-checker-failed,
         use-symbolic-message-instead,
         C0114, C0115, C0116,  # docstrings
         C0103,  # var naming
+        R0205,  # filter_plugins 'FilterModule'
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

filter_plugins/utils.py

@@ -46,8 +46,7 @@ class FilterModule(object):
     @staticmethod
     def ensure_list(data: (str, list)) -> list:
         # if user supplied a string instead of a list => convert it to match our expectations
-        if type(data) == list:
+        if isinstance(data, list):
             return data
 
-        else:
-            return [data]
+        return [data]