app.py

import gradio as gr
import numpy as np

def initiate(images_num):

    zeros = np.zeros([256,256,3], dtype=np.uint8)
    zeros.fill(255)
        
    img_array = []
      
    for i in range(images_num):
        img_array.append(zeros)
        



demo = gr.Blocks()

with demo:
    images_num = gr.inputs.Slider(default=1, label="Num Images", minimum=1, maximum=16, step=1)
    #interpolate = gr.inputs.Checkbox(default=False, label="Interpolate")
    
    submit = gr.Button("Generate")
        
    out = gr.Gallery()

    submit.click(fn=initiate, 
               #inputs=[images_num, interpolate],
               inputs=images_num,
               outputs=out)

demo.launch(enable_queue =True)