find high stock option open interest using yahoo finance

yfoi.py

#!/usr/bin/env python

import yfinance as yf
from pprint import pprint

goog = yf.Ticker("GOOG")
option_dates = goog.options
for date in option_dates:
    opt = goog.option_chain(date)
    calls = opt.calls
    oi = calls.loc[calls['openInterest'] > 1000]
    if len(oi) > 0:
        print(f'=== {date} ===')
        pprint(oi)