add more logging for cases before close() is called

Author: rhatgadkar-goog

google/cloud/alloydbconnector/connector.py

@@ -383,17 +383,20 @@ def close(self) -> None:
                 self.close_async(), loop=self._loop
             )
             # Will attempt to gracefully shut down tasks for 3s
+            print("RISHABH DEBUG: before calling close_async()")
             close_future.result(timeout=3)
         else:
             print("RISHABH DEBUG: loop is not running 1")
         # if background thread exists for Connector, clean it up
         if self._thread.is_alive():
             if self._loop.is_running():
                 # stop event loop running in background thread
+                print("RISHABH DEBUG: before calling call_soon_threadsafe()")
                 self._loop.call_soon_threadsafe(self._loop.stop)
             else:
                 print("RISHABH DEBUG: loop is not running 2")
             # wait for thread to finish closing (i.e. loop to stop)
+            print("RISHABH DEBUG: before calling thread.join()")
             self._thread.join()
         else:
             print("RISHABH DEBUG: thread is not alive")