Need a way to pause all logging for massive Ursula tests.

nucypher/network/nodes.py

@@ -433,6 +433,8 @@ class Learner:
         # In some cases (seed nodes or other temp stored certs),
         # this will update the filepath from the temp location to this one.
         node.certificate_filepath = certificate_filepath
+
+
         self.log.info(f"Saved TLS certificate for {node.nickname}: {certificate_filepath}")
 
         try:

nucypher/utilities/logging.py

@@ -95,6 +95,16 @@ class GlobalLoggerSettings:
         if was_already_going:
             globalLogPublisher.addObserver(console_observer)
 
+    @classmethod
+    @contextmanager
+    def pause_all_logging_while(cls):
+        former_observers = tuple(globalLogPublisher._observers)
+        for observer in former_observers:
+            globalLogPublisher.removeObserver(observer)
+        yield
+        for observer in former_observers:
+            globalLogPublisher.addObserver(observer)
+
     @classmethod
     def start_text_file_logging(cls):
         globalLogPublisher.addObserver(get_text_file_observer())