date = '27 May, 2022'
date = date.replace(',', '')
date = datetime.datetime.strptime(date, '%d %b %Y')
date = datetime.datetime.strftime(date, '%Y-%m-%d')
print(date)
2022-05-27

date = '27 May, 2022'
date = date.replace(',', '')
date = datetime.datetime.strptime(date, '%d %b %Y')
date = datetime.datetime.strftime(date, '%Y-%m-%d')
print(date)
2022-05-27