Update README.md

blender_viz/README.md

@@ -2,7 +2,7 @@
 
 1. Download [Blender](https://www.blender.org/download/) and unzip to `$PATH_TO_BLENDER`. We used Blender 3.3.0.
 2. Clone `https://github.com/HTDerekLiu/BlenderToolbox` under `$BLENDER_PATH`
-3. In `blender_script.py`, set `BLENDER_PATH` accordingly. Also set 'mesh_folder_path' and 'output_path' to the source mesh folder path and the desired output path.
+3. In `blender_script.py`, set `BLENDER_PATH` accordingly. Also set `mesh_folder_path` and `output_path` to the source mesh folder path and the desired output path.
 4. Change the scale and orientation of the mesh to render in `blender_script.py` if necessary
 5. Run `$PATH_TO_BLENDER/blender --background --python ./blender_script.py`