app.py

import gradio as gr


def replay(model_id, filename, environment, evaluate):
    pass

iface = gr.Interface(fn=replay, inputs=[
                                        gr.inputs.Textbox(lines=1, placeholder=None, default="", label="Model Id: "), 
                                        gr.inputs.Textbox(lines=1, placeholder=None, default="", label="Filename: "),
                                        gr.inputs.Textbox(lines=1, placeholder=None, default="", label="Environment: "),
                                        gr.inputs.Checkbox(default=False, label="Evaluate?: ")
                                        ]


, outputs="video")
iface.launch()