app.py

import gradio as gr

iface = gr.Interface(
    inputs=[
        gr.Textbox(···, label="Enter address of development")
        gr.Radio(["Residential", "Office", "Regional Retail", "Local Retail", "Sit Down/High Turnover Restaurant", "Fast Food/without Drive Through",
                 "Community Facility", "Off-Street Parking Facility"], 
label="Which Sensitive Sites?", info="From NYC DPR", type="index"),
        gr.inputs.Slider(minimum=0.0, maximum=10.0, default=4.3, label="Building Height Multiplier"),
        gr.inputs.Number(default=200, label="Default Building Height"), #Can I make this optional?
    ], 
    outputs=[
        gr.outputs.Image(type="pil", label="Result Image"),
        gr.outputs.File(label="Building Buffers"),
        gr.outputs.File(label="Union of Building Buffers"),
        gr.outputs.Textbox(label="Building intersection descriptions"),
    ]
)

iface.launch()