readfiles.py

import polars as pl

hh = pl.read_parquet("data\\ATLAS_output_CA_hh.parquet")
veh = pl.read_parquet("data\\ATLAS_output_CA_veh.parquet")
s_pop = pl.read_parquet("data\\synthetic_population.parquet")
print("Households:", hh.columns)
print("Vehicles:", veh.columns)       
print("Synthetic Population:", s_pop.columns)