parquet2csv

import pandas as pd
import argparse

parser = argparse.ArgumentParser()

parser.add_argument('--dir', required=True, help='dir address') #C/.../file.parquet
parser.add_argument('--out', required=True, help='out address') #C/.../out.csv

args = parser.parse_args()

df = pd.read_parquet(args.dir, engine='pyarrow')
df.to_csv(args.out, index=False)