# Write a Pandas program to create a period index represent all monthly boundaries of a given year. Also print start and end time for each period object in the said index.  import pandas as pd
import datetime
from datetime import datetime, date
sdt = datetime(2020, 1, 1)
edt = datetime(2020, 12, 31)
dateset = pd.period_range(sdt, edt, freq='M')
print("All monthly boundaries of a given year:")
print(dateset) 
print("\nStart and end time for each period object in the said index:")
for d in dateset: 
    print ("{0} {1}".format(d.start_time, d.end_time)) 
