from datetime import datetime, timedelta, timezone


def to_timestamp(dt_str, tz_str):
    dt_str = datetime.strptime(a, '%Y-%m-%d,%H:%M:%S')
    return dt_str.timestamp()

7c21845cb864f32c5120f4412e8b97d0bc20fe61
<mask token>

<mask token>


def to_timestamp(dt_str, tz_str):
    dt_str = datetime.strptime(a, '%Y-%m-%d,%H:%M:%S')
    return dt_str.timestamp()

from datetime import datetime, timedelta, timezone


def to_timestamp(dt_str, tz_str):
    dt_str = datetime.strptime(a, '%Y-%m-%d,%H:%M:%S')
    return dt_str.timestamp()
