Update app.py

app.py

@@ -1,5 +1,6 @@
 import os
 import gradio as gr
+from PIL import Image
 import pytesseract
 import yolov5
 
@@ -26,16 +27,21 @@ def license_plate_detect(img):
 def read_license_number(img):
     boxes = license_plate_detect(img)
     if len(boxes[0]):
+        image = Image.fromarray(img)
         return [pytesseract.image_to_string(
-                    Image.crop(bbox.tolist()))
+                    image.crop(bbox.tolist()))
                for bbox in boxes]
 
 
 def greet(img):
     boxes = license_plate_detect(img)
-    return "Hello " + str([pytesseract.image_to_string(
-                    img.crop(bbox.tolist()))
-               for bbox in boxes]) + "!!"
+    image = Image.fromarray(img)
+    r = 'greet'
+    if len(boxes[0]):
+        r = [pytesseract.image_to_string(
+                    image.crop(bbox.tolist()))
+               for bbox in boxes]
+    return "Hello " + str(r) + "!!"
 
 
 iface = gr.Interface(fn=greet, inputs="image", outputs="text")