Print exception in peerconnection_serverless (#71)

Signed-off-by: Ze Gan <[email protected]>

Author: Pterosaur

examples/peerconnection/serverless/peerconnection_serverless

@@ -23,6 +23,11 @@ def main():
         cmdinfer.main(app.stdout, app.stdin)
         app.wait()
     except:
+        app.terminate()
+        app.wait()
+        error_message = traceback.format_exc()
+        error_message = "\n{}".format(error_message)
+        sys.stderr.write(error_message)
         if len(sys.argv[1:]) == 0:
             return
         config_file = sys.argv[1]
@@ -31,13 +36,8 @@ def main():
             return
         if "enabled" not in config_file["logging"] or not config_file["logging"]["enabled"]:
             return
-        app.terminate()
-        app.wait()
         with open(config_file["logging"]["log_output_path"], "a") as log_file:
-            error_message = traceback.format_exc()
-            error_message = "\n{}".format(error_message)
             log_file.write(error_message)
-            sys.stderr.write(error_message)
 
 
 if __name__ == "__main__":