Do not filter arguments if the signature contains **kwargs

Author: yqzhishen

utils/__init__.py

@@ -129,7 +129,14 @@ def filter_kwargs(dict_to_filter, kwarg_obj):
     import inspect
 
     sig = inspect.signature(kwarg_obj)
-    filter_keys = [param.name for param in sig.parameters.values() if param.kind == param.POSITIONAL_OR_KEYWORD]
+    if any(param.kind == param.VAR_KEYWORD for param in sig.parameters.values()):
+        # the signature contains definitions like **kwargs, so there is no need to filter
+        return dict_to_filter.copy()
+    filter_keys = [
+        param.name
+        for param in sig.parameters.values()
+        if param.kind == param.POSITIONAL_OR_KEYWORD or param.kind == param.KEYWORD_ONLY
+    ]
     filtered_dict = {filter_key: dict_to_filter[filter_key] for filter_key in filter_keys if
                      filter_key in dict_to_filter}
     return filtered_dict