django How to subtract date from django datetime.date class












0














I have a model:



class DateModel(models.Model):
date = models.DateField(default=None, null=True, blank=True)


and I made some object and got it:



date_obj = GroupDate.objects.all().last()
print(date_obj.date)
print(type(date_obj.date))


so that It returned this lines:



2018-11-21
<class 'datetime.date'>


Here my question,



How to get 22 days before date from date 2018-11-21?



Like this:



date_obj = GroupDate.objects.all().last()
some_int = 22
result_date = get_date_from_date(date_obj.date, some_int) # It is just example that I made.
print(result_date) # >>>2018-10-30


How can I do this?










share|improve this question



























    0














    I have a model:



    class DateModel(models.Model):
    date = models.DateField(default=None, null=True, blank=True)


    and I made some object and got it:



    date_obj = GroupDate.objects.all().last()
    print(date_obj.date)
    print(type(date_obj.date))


    so that It returned this lines:



    2018-11-21
    <class 'datetime.date'>


    Here my question,



    How to get 22 days before date from date 2018-11-21?



    Like this:



    date_obj = GroupDate.objects.all().last()
    some_int = 22
    result_date = get_date_from_date(date_obj.date, some_int) # It is just example that I made.
    print(result_date) # >>>2018-10-30


    How can I do this?










    share|improve this question

























      0












      0








      0







      I have a model:



      class DateModel(models.Model):
      date = models.DateField(default=None, null=True, blank=True)


      and I made some object and got it:



      date_obj = GroupDate.objects.all().last()
      print(date_obj.date)
      print(type(date_obj.date))


      so that It returned this lines:



      2018-11-21
      <class 'datetime.date'>


      Here my question,



      How to get 22 days before date from date 2018-11-21?



      Like this:



      date_obj = GroupDate.objects.all().last()
      some_int = 22
      result_date = get_date_from_date(date_obj.date, some_int) # It is just example that I made.
      print(result_date) # >>>2018-10-30


      How can I do this?










      share|improve this question













      I have a model:



      class DateModel(models.Model):
      date = models.DateField(default=None, null=True, blank=True)


      and I made some object and got it:



      date_obj = GroupDate.objects.all().last()
      print(date_obj.date)
      print(type(date_obj.date))


      so that It returned this lines:



      2018-11-21
      <class 'datetime.date'>


      Here my question,



      How to get 22 days before date from date 2018-11-21?



      Like this:



      date_obj = GroupDate.objects.all().last()
      some_int = 22
      result_date = get_date_from_date(date_obj.date, some_int) # It is just example that I made.
      print(result_date) # >>>2018-10-30


      How can I do this?







      django date






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Nov 21 '18 at 11:41









      touchingtwist

      551517




      551517
























          1 Answer
          1






          active

          oldest

          votes


















          1














          By using timedelta.



          >>> from datetime import datetime, timedelta
          >>> date_obj = datetime(2018, 11, 21)
          >>> some_int = 22
          >>> result_date = date_obj - timedelta(days = some_int)
          >>> result_date
          datetime.datetime(2018, 10, 30, 0, 0)


          You could also use relativedelta from dateutil which is a more powerful library with more options, docs are linked.



          >>> from datetime import datetime
          >>> from dateutil.relativedelta import relativedelta
          >>> date_obj = datetime(2018, 11, 21)
          >>> some_int = 22
          >>> result_date = date_obj - relativedelta(days =+ some_int)
          >>> result_date
          datetime.datetime(2018, 10, 30, 0, 0)





          share|improve this answer























          • Good answer, Helped me a lot. Thank You.
            – touchingtwist
            Nov 21 '18 at 12:23











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          1 Answer
          1






          active

          oldest

          votes








          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          1














          By using timedelta.



          >>> from datetime import datetime, timedelta
          >>> date_obj = datetime(2018, 11, 21)
          >>> some_int = 22
          >>> result_date = date_obj - timedelta(days = some_int)
          >>> result_date
          datetime.datetime(2018, 10, 30, 0, 0)


          You could also use relativedelta from dateutil which is a more powerful library with more options, docs are linked.



          >>> from datetime import datetime
          >>> from dateutil.relativedelta import relativedelta
          >>> date_obj = datetime(2018, 11, 21)
          >>> some_int = 22
          >>> result_date = date_obj - relativedelta(days =+ some_int)
          >>> result_date
          datetime.datetime(2018, 10, 30, 0, 0)





          share|improve this answer























          • Good answer, Helped me a lot. Thank You.
            – touchingtwist
            Nov 21 '18 at 12:23
















          1














          By using timedelta.



          >>> from datetime import datetime, timedelta
          >>> date_obj = datetime(2018, 11, 21)
          >>> some_int = 22
          >>> result_date = date_obj - timedelta(days = some_int)
          >>> result_date
          datetime.datetime(2018, 10, 30, 0, 0)


          You could also use relativedelta from dateutil which is a more powerful library with more options, docs are linked.



          >>> from datetime import datetime
          >>> from dateutil.relativedelta import relativedelta
          >>> date_obj = datetime(2018, 11, 21)
          >>> some_int = 22
          >>> result_date = date_obj - relativedelta(days =+ some_int)
          >>> result_date
          datetime.datetime(2018, 10, 30, 0, 0)





          share|improve this answer























          • Good answer, Helped me a lot. Thank You.
            – touchingtwist
            Nov 21 '18 at 12:23














          1












          1








          1






          By using timedelta.



          >>> from datetime import datetime, timedelta
          >>> date_obj = datetime(2018, 11, 21)
          >>> some_int = 22
          >>> result_date = date_obj - timedelta(days = some_int)
          >>> result_date
          datetime.datetime(2018, 10, 30, 0, 0)


          You could also use relativedelta from dateutil which is a more powerful library with more options, docs are linked.



          >>> from datetime import datetime
          >>> from dateutil.relativedelta import relativedelta
          >>> date_obj = datetime(2018, 11, 21)
          >>> some_int = 22
          >>> result_date = date_obj - relativedelta(days =+ some_int)
          >>> result_date
          datetime.datetime(2018, 10, 30, 0, 0)





          share|improve this answer














          By using timedelta.



          >>> from datetime import datetime, timedelta
          >>> date_obj = datetime(2018, 11, 21)
          >>> some_int = 22
          >>> result_date = date_obj - timedelta(days = some_int)
          >>> result_date
          datetime.datetime(2018, 10, 30, 0, 0)


          You could also use relativedelta from dateutil which is a more powerful library with more options, docs are linked.



          >>> from datetime import datetime
          >>> from dateutil.relativedelta import relativedelta
          >>> date_obj = datetime(2018, 11, 21)
          >>> some_int = 22
          >>> result_date = date_obj - relativedelta(days =+ some_int)
          >>> result_date
          datetime.datetime(2018, 10, 30, 0, 0)






          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited Nov 21 '18 at 11:53

























          answered Nov 21 '18 at 11:46









          GunniH

          1127




          1127












          • Good answer, Helped me a lot. Thank You.
            – touchingtwist
            Nov 21 '18 at 12:23


















          • Good answer, Helped me a lot. Thank You.
            – touchingtwist
            Nov 21 '18 at 12:23
















          Good answer, Helped me a lot. Thank You.
          – touchingtwist
          Nov 21 '18 at 12:23




          Good answer, Helped me a lot. Thank You.
          – touchingtwist
          Nov 21 '18 at 12:23


















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