Update app.py

app.py

@@ -5,11 +5,16 @@ import pandas as pd
 BASE_DIR = "data"
 
 def get_subfolders(path):
+    print(f"📂 Reading subfolders from: {path}")
     try:
-        return sorted([f for f in os.listdir(path) if os.path.isdir(os.path.join(path, f))])
-    except FileNotFoundError:
+        folders = sorted([f for f in os.listdir(path) if os.path.isdir(os.path.join(path, f))])
+        print(f"✅ Found: {folders}")
+        return folders
+    except Exception as e:
+        print(f"❌ Error reading {path}: {e}")
         return []
 
+
 def get_csv_files(path):
     try:
         return sorted([f[:-4] for f in os.listdir(path) if f.endswith(".csv")])
@@ -59,10 +64,13 @@ with gr.Blocks(title="RetailGenie Navigator") as demo:
 
     # Logic chaining
     country.change(
-        lambda c: gr.update(choices=get_subfolders(os.path.join(BASE_DIR, c)), value=None),
-        inputs=country,
-        outputs=state
-    )
+    lambda c: (
+        print(f"🔽 Selected country: {c}"),
+        gr.update(choices=get_subfolders(os.path.join(BASE_DIR, c)), value=None)
+    )[1],
+    inputs=country,
+    outputs=state
+)
 
     state.change(
         lambda c, s: gr.update(choices=get_subfolders(os.path.join(BASE_DIR, c, s)), value=None),