code: def _find_entry_call(self, frames):
          
  
          back_i = 0
          pout_path = self._get_src_file(self.modname)
          for frame_i, frame in enumerate(frames):
              if frame[1] == pout_path:
                  back_i = frame_i
  
          return Call(frames[back_i])
docs: attempts to auto-discover the correct frame