Fix: Small typo

src/app.py

@@ -1,6 +1,7 @@
 from colordescriptor import ColorDescriptor
 from CLIP import CLIPImageEncoder
 import gradio as gr
+import os
 import cv2
 import numpy as np
 from datasets import *
@@ -82,7 +83,7 @@ def get_neighbors(query_image, selected_descriptor, top_k=5):
 
 with gr.Blocks() as demo:
     image_input = gr.Image(type="pil", label="Please upload an image")
-    checkboxes_descr = gr.CheckboxGroup(["Color Descriptor", "LBP", "CLIP"], label="Please choose an descriptor"))
+    checkboxes_descr = gr.CheckboxGroup(["Color Descriptor", "LBP", "CLIP"], label="Please choose an descriptor")
 
     btn = gr.Button(value="Submit")
     gallery_output = gr.Gallery()