change gradio version

README.md

@@ -4,7 +4,7 @@ emoji: 🚀
 colorFrom: purple
 colorTo: green
 sdk: gradio
-sdk_version: 4.36.1
+sdk_version: 4.7.1
 app_file: app.py
 pinned: true
 license: apache-2.0
@@ -54,4 +54,4 @@ For each step, the reward:
 
 ## `train()` and `load_trained()`
 
-`load_trained()` function loads a pre-trained model that ran through 1000 episodes of training, while `train()` does training from scratch. You can edit which one of the functions is running from the bottom of the main.py file. If you set render_mode=False, the program will train a lot faster.
+`load_trained()` function loads a pre-trained model that ran through 1000 episodes of training, while `train()` does training from scratch. You can edit which one of the functions is running from the bottom of the main.py file. If you set render_mode=False, the program will train a lot faster.