RSDK-7195: fix no event loop logging error (#579)

Author: purplenicole730

src/viam/logging.py

@@ -39,8 +39,6 @@ def handle_task_result(self, task: asyncio.Task):
             _ = task.result()
         except (asyncio.CancelledError, asyncio.InvalidStateError, StreamTerminatedError):
             pass
-        except Exception:
-            self._logger.exception("Exception raised by task = %r", task)
 
     def emit(self, record: logging.LogRecord):
         assert isinstance(record, logging.LogRecord)
@@ -51,9 +49,18 @@ def emit(self, record: logging.LogRecord):
 
         try:
             assert self._parent is not None
-            asyncio.create_task(
-                self._parent.log(name, record.levelname, time, message, stack), name=f"{viam._TASK_PREFIX}-LOG-{record.created}"
-            ).add_done_callback(self.handle_task_result)
+            try:
+                loop = asyncio.get_event_loop()
+                loop.create_task(
+                    self._parent.log(name, record.levelname, time, message, stack), name=f"{viam._TASK_PREFIX}-LOG-{record.created}"
+                ).add_done_callback(self.handle_task_result)
+            except RuntimeError:
+                # If the log is coming from a thread that doesn't have an event loop, create and set a new one.
+                loop = asyncio.new_event_loop()
+                asyncio.set_event_loop(loop)
+                loop.create_task(
+                    self._parent.log(name, record.levelname, time, message, stack), name=f"{viam._TASK_PREFIX}-LOG-{record.created}"
+                ).add_done_callback(self.handle_task_result)
         except Exception as err:
             # If the module log fails, log using stdout/stderr handlers
             self._logger.error(f"ModuleLogger failed for {record.name} - {err}")