Evaluate filter() generator before returning in get_param_names() whi…

…ch is required when using python3. Fixes #527. (#540)
RobotWebTools · Nov 24, 2020 · 2c5d630 · 2c5d630
1 parent f3888b6
commit 2c5d630
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/rosapi/src/rosapi/params.py b/rosapi/src/rosapi/params.py
@@ -110,7 +110,7 @@ def get_param_names(params_glob):
     with param_server_lock:
         if params_glob:
             # If there is a parameter glob, filter by it.
-            return filter(lambda x: any(fnmatch.fnmatch(str(x), glob) for glob in params_glob), rospy.get_param_names())
+            return list(filter(lambda x: any(fnmatch.fnmatch(str(x), glob) for glob in params_glob), rospy.get_param_names()))
         else:
             # If there is no parameter glob, don't filter.
             return rospy.get_param_names()