Extract unix time to nearest millisecond from Twitter tweet ID

id_str-time.py

# use id_str instead of id to avoid overflows when accidentally casting to int

def twitter_id_to_epoch(id_str):
        # credit to "On the endogenesis of Twitter’s Spritzer and Gardenhose sample streams" Kergl et al., Proc ASONAM 2014 (IEEE)
        id_str = id_str.replace("'", "")
        id_i = int(id_str)
        snowflake_epoch = id_i >> 22
        epoch_ms = snowflake_epoch + 1288834974657
        return epoch_ms / 1000