Update 'src/pubsub/pubsub/pubsub_library_v4.py'

2023-04-20 19:58:18 +02:00 · 2023-04-20 19:58:18 +02:00 · ae20df933b
commit ae20df933b
parent dc0e4a48cd
1 changed files with 4 additions and 0 deletions
--- a/src/pubsub/pubsub/pubsub_library_v4.py
+++ b/src/pubsub/pubsub/pubsub_library_v4.py
@ -116,6 +116,10 @@ class MinimalSubscriber(Node):
        self.msg = msg
        return

+    def has_msg(self):
+        # Check if a maessage has been received
+        return self.msg is not None
+
    def return_msg(self):
        return self.msg