Merge pull request hotosm#173 from hotosm/hotfix/prediction_temp_dir

Fix : Prediction Error when temp dir isn't present on machine

backend/core/views.py

@@ -543,7 +543,7 @@ def post(self, request, *args, **kwargs):
                 bbox, zoom_level, DEFAULT_TILE_SIZE
             )
             temp_path = f"temp/{uuid.uuid4()}/"
-            os.mkdir(temp_path)
+            os.makedirs(temp_path,exist_ok=True)
             try:
                 download_imagery(
                     start,