runtime error

0%| | 0.00/165k [00:00<?, ?B/s] 100%|██████████| 165k/165k [00:00<00:00, 61.9MB/s] 0%| | 0.00/115k [00:00<?, ?B/s] 100%|██████████| 115k/115k [00:00<00:00, 28.3MB/s] Traceback (most recent call last): File "app.py", line 47, in <module> demo_app = gr.Interface( File "/home/user/.local/lib/python3.8/site-packages/gradio/interface.py", line 444, in __init__ self.attach_submit_events(submit_btn, stop_btn) File "/home/user/.local/lib/python3.8/site-packages/gradio/interface.py", line 599, in attach_submit_events component.change( File "/home/user/.local/lib/python3.8/site-packages/gradio/events.py", line 132, in __call__ dep, dep_index = self.trigger.set_event_trigger( File "/home/user/.local/lib/python3.8/site-packages/gradio/blocks.py", line 217, in set_event_trigger check_function_inputs_match(fn, inputs, inputs_as_dict) File "/home/user/.local/lib/python3.8/site-packages/gradio/utils.py", line 864, in check_function_inputs_match if not is_special_typed_parameter(name): File "/home/user/.local/lib/python3.8/site-packages/gradio/utils.py", line 853, in is_special_typed_parameter is_event_data = issubclass(parameter_types.get(name, int), EventData) TypeError: issubclass() arg 1 must be a class

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