[FIX] Fix the visualise function

Dockerfile

@@ -42,7 +42,7 @@ RUN git clone https://github.com/ultralytics/yolov5.git && \
 
 RUN git clone https://github.com/microsoft/CameraTraps.git && \
     cd /app/CameraTraps &&  \
-    git checkout b357366183c72c76eb9c4cd84166c3c9b2f84af5
+    git checkout a1e7c154b43f0982d2f41ffa9359daac666557fb
 
 # Clone the repo that converts the .json file into an sqlite database
 RUN git clone https://github.com/NINAnor/md_json2sqlite

app.py

@@ -117,11 +117,12 @@ def dl_db(n_clicks):
         Input('download-pics-button', 'n_clicks')
 )
 def dl_bbox_pics(n_clicks):
-    if n_clicks==1:
+    if n_clicks>=1:
         visualise_bbox("list_of_detections.json", BBOX_FOLDER, UPLOAD_FOLDER)
-        shutil.make_archive('processed_pics.zip', 'zip', BBOX_FOLDER)
-        if os.path.exists('processed_pics.zip'):
-            return dcc.send_file('processed_pics.zip')
+        zip_filename = shutil.make_archive('processed_pics', 'zip', BBOX_FOLDER)  # Note that I removed the '.zip' extension here, as make_archive adds it itself
+
+        if os.path.exists(zip_filename):
+            return dcc.send_file(zip_filename)
         else:
             return "No pictures have been processed"
 

apputils.py

@@ -23,10 +23,7 @@ def to_sqlite(input_json, output_db):
     main(input_json, output_db, False)
 
 def visualise_bbox(detection_json, outfolder, infolder):
-    import subprocess
-    subprocess.run(["python", 
-                    "/app/CameraTraps/visualization/visualize_detector_output.py", 
-                    detection_json, 
-                    outfolder, 
-                    "-c", "0.8",
-                    "-i", infolder])
+    os.system(f"python /app/CameraTraps/visualization/visualize_detector_output.py \
+              {detection_json} \
+              {outfolder} \
+              -i {infolder}")