update: add demo OSM network download wrapper

README.md

@@ -182,6 +182,13 @@ The framework has been tested on **SUMO 1.13.0** and **Python 3.8** on both Ubun
    python runSim.py munich
    ```
 
+## Other SUMO-related tasks (optional):
+### Network download:
+   ```sh
+   cd src/helpers
+   sh run_download.sh
+   ```
+
 ## Citation
 
 If you use these codes in your work, kindly cite the following preprint:

src/helpers/downloadNetwork.py

@@ -60,7 +60,7 @@ def download_raw_network_data(RAW_NETWORK, bbox):
     response = requests.post(
         "https://overpass-api.de/api/interpreter", headers=headers, data=data
     )
-    with open("../data/" + RAW_NETWORK, "w") as f:
+    with open(RAW_NETWORK, "w") as f:
         f.write(response.text)
 
 

src/helpers/run_download.sh

@@ -0,0 +1,9 @@
+export RAW_NETWORK=demo_raw_network.osm
+export CLEAN_NETWORK=demo_clean_network.osm
+export FINAL_NETWORK=demo_network.net.xml
+
+export BBOX=47.6985415483953190,11.8014099151749789,47.9689446658581744,12.2510342616238823
+
+python3 downloadNetwork.py
+osmfilter $RAW_NETWORK --keep="highway" --drop="highway=footway =service =steps =bridleway =construction =path =proposed =raceway =track =barrier =living_street  =raceway  =corridor" > $CLEAN_NETWORK # =unclassified =residential =cycleway =pedestrian
+netconvert --osm-files $CLEAN_NETWORK --remove-edges.isolated --ramps.guess --roundabouts.guess --edges.join --join-lanes --tls.guess.joining --junctions.join --junctions.join-dist 50 --no-turnarounds.except-turnlane --geometry.avoid-overlap --ramps.no-split --geometry.remove --tls.discard-simple --tls.guess-signals --tls.join --no-internal-links -o $FINAL_NETWORK