added a bunch of imports

app.py

@@ -6,6 +6,22 @@
 # iface = gr.Interface(fn=greet, inputs="text", outputs="text")
 # iface.launch()
 
+# Importing to fix missing function error
+
+import os
+import random
+import shutil
+
+from pathlib import Path
+import urllib
+
+import numpy as np
+import pandas as pd
+from PIL import Image
+import matplotlib.pyplot as plt
+
+from fastai.vision import *
+
 import gradio as gr
 from fastai.vision.all import *
 import skimage