update

app.py

@@ -79,6 +79,19 @@ for root, dirs, files in os.walk("./dogs"):
 NUMBER_OF_IMAGES = 30
 intro_screen = Image.open("./images/intro.jpg")
 
+# chec kif the metadata is present
+if not os.path.exists("./dogs/top1/metadata.json"):
+    print("metadata.json is not present")
+    # show the content of dogs and top1
+    print("Contents of the dogs folder:")
+    for root, dirs, files in os.walk("./dogs"):
+        level = root.replace("./dogs", "").count(os.sep)
+        indent = " " * 4 * (level)
+        print(f"{indent}{os.path.basename(root)}/")
+        subindent = " " * 4 * (level + 1)
+        for f in files:
+            print(f"{subindent}{f}")
+
 meta_top1 = json.load(open("./dogs/top1/metadata.json"))
 meta_topK = json.load(open("./dogs/topK/metadata.json"))