Update app.py

app.py

@@ -1,12 +1,10 @@
-import matplotlib.pyplot as plt
 import numpy as np
 from six import BytesIO
 from PIL import Image
+
 import tensorflow as tf
 from object_detection.utils import label_map_util
 from object_detection.utils import visualization_utils as viz_utils
-from object_detection.utils import ops as utils_op
-import tarfile
 import wget 
 import gradio as gr
 from huggingface_hub import snapshot_download