Handle AttributeError when stream interface is None

Added a specific exception handler for AttributeError in the streaming loop to gracefully handle cases where the stream interface is already disconnected.

Author: salman2135

src/explorepy/parser.py

@@ -204,6 +204,10 @@ def _stream_loop(self):
             except EOFError:
                 logger.info('End of file')
                 self.stop_streaming()
+            except AttributeError:
+                if self.stream_interface is None:
+                    # device already disconnected
+                    pass
             except Exception as error:
                 logger.critical('Unexpected error: ', error)
                 self.stop_streaming()