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pandas - Python generating a list of dates between two dates

I want to generate a list of dates between two dates and store them in a list in string format. This list is useful to compare with other dates I have.

My code is given below:

from datetime import date, timedelta

sdate = date(2019,3,22)   # start date
edate = date(2019,4,9)   # end date

def dates_bwn_twodates(start_date, end_date):
    for n in range(int ((end_date - start_date).days)):
        yield start_date + timedelta(n)
print(dates_bwn_twodates(sdate,edate))

My present output:

<generator object dates_bwn_twodates at 0x000002A8E7929410>

My expected output:

['2019-03-22',.....,'2019-04-08']

Something wrong in my code.

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1 Answer

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by (71.8m points)

You can use pandas.date_range() for this:

import pandas
pandas.date_range(sdate,edate-timedelta(days=1),freq='d')

DatetimeIndex(['2019-03-22', '2019-03-23', '2019-03-24', '2019-03-25',
           '2019-03-26', '2019-03-27', '2019-03-28', '2019-03-29',
           '2019-03-30', '2019-03-31', '2019-04-01', '2019-04-02',
           '2019-04-03', '2019-04-04', '2019-04-05', '2019-04-06',
           '2019-04-07', '2019-04-08'],
          dtype='datetime64[ns]', freq='D')

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