Integrated new model with Deepstream python App but no inferencing is shown

To narrow down this issue, please check the following:

  1. please check the configuration file, if using the same model, the deepstream configuration of model should be the same.
  2. if still failed, please compare the logics and Gstreamer pipeline with C code, here is the topic about " Generate GStreamer Pipeline Graph" DeepStream SDK FAQ - #10 by mchi
  3. if still failed, please simplify the python code, for example, modify the simplest sample deepstream_test_1.py to run the model.