add dep requests

app.py

@@ -8,6 +8,7 @@ from utils.garment_agnostic_mask_predictor import AutoMasker
 from utils.densepose_predictor import DensePosePredictor
 from utils.utils import resize_and_center
 import spaces
+import requests
 
 import gradio as gr
 
@@ -96,9 +97,15 @@ def leffa_predict_vt(src_image_path, ref_image_path):
 def leffa_predict_vt_image_url(person_url, garment_url):
     if not person_url or not garment_url:
         return None
+    
     src_image = fetch_image_from_url(person_url)
+    if not src_image:
+        return None
     print("fetched person image")
+    
     ref_image = fetch_image_from_url(garment_url)
+    if not ref_image:
+        return None
     print("fetched garment image")
 
     return leffa_predict(src_image, ref_image, "virtual_tryon")

requirements.txt

@@ -29,4 +29,5 @@ torchvision
 tqdm
 transformers
 triton
-cloudpickle
+cloudpickle
+requests