Zapytanie o pandy na datetime
from time import datetime
date_start = datetime(year_start, month_start, day_start)
date_end = datetime(year_end, month_end, day_end)
# df is your pandas dataframe
sel = df[(df['timestamp'] >= date_start) &\
(df['timestamp'] <= date_end)]
# tested with
# python 3.9.4
# pandas 1.3.2
wolf-like_hunter