No boundaries extracted (except administrative ones)

[geoHeil]

Describe the bug Only administrative boundaries are extracted. Postal codes or any other are missing.

To Reproduce Steps to reproduce the behavior:

from pyrosm.data import sources, get_data
from pathlib import Path
import pyrosm

Path("my_data").mkdir(parents=True, exist_ok=True)
fp = get_data("austria", directory="my_data")
print("Data was downloaded to:", fp)
osm = pyrosm.OSM(fp)

## 3 minutes
#p = osm.get_boundaries(name="postal_code")
p = osm.get_boundaries(name="all")
p.head()

Expected behavior Other boundaries are extracted

Environment:

• OS: ubuntu
• Python package source (PyPi, conda, ...) conda
• Versions of Python, Java Development Kit, Python modules: 3.10, current installation