①IMPORTANT: You are using gradio version 3.49.0, however version 4.29.0 is available, please upgrade

原因分析：

因为使用的gradio版本过高，使用较低版本。

pip install gradio==3.49.0

会有提示IMPORTANT: You are using gradio version 3.49.0, however version 4.29.0 is available, please upgrade.：

Running on local URL:  http://127.0.0.1:7862

To create a public link, set `share=True` in `launch()`.
IMPORTANT: You are using gradio version 3.49.0, however version 4.29.0 is available, please upgrade.

此时将在公网访问的功能打开

在源码目录中修改web_demo.py的最后一行，将share=False修改为share=True：

demo.queue().launch(share=True, inbrowser=True)

②AttributeError: 'Textbox' object has no attribute 'style'. Did you mean: 'scale'

原因分析：

gradio高版本舍弃了部分方法

AttributeError: 'Textbox' object has no attribute 'style'. Did you mean: 'scale'?

此时需要修改源码中的

修改成以下格式，就能在内网、公网上正常访问：

user_input = gr.Textbox(show_label=False, placeholder="Input...", lines=10, 
                    container=False)

解决以上问题，就能成功访问：