old_contents: from __future__ import absolute_import
  from __future__ import print_function
  
  import datetime
  import pytz
  
  from optparse import make_option
  from typing import Any
  from django.core.management.base import BaseCommand, CommandParser
  from zerver.lib.statistics import activity_averages_during_day
  
  class Command(BaseCommand):
      help = "Generate statistics on user activity for a given day."
  
      def add_arguments(self, parser):
          # type: (CommandParser) -> None
          parser.add_argument('--date', default=None, action='store',
                              help="Day to query in format 2013-12-05.  Default is yesterday")
  
      def handle(self, *args, **options):
          # type: (*Any, **Any) -> None
          if options["date"] is None:
              date = datetime.datetime.now() - datetime.timedelta(days=1)
          else:
              date = datetime.datetime.strptime(options["date"], "%Y-%m-%d")
          print("Activity data for", date)
          print(activity_averages_during_day(date))
          print("Please note that the total registered user count is a total for today")
  
new_contents: from __future__ import absolute_import
  from __future__ import print_function
  
  import datetime
  import pytz
  
  from optparse import make_option
  from typing import Any
  
  from django.core.management.base import BaseCommand, CommandParser
  from django.utils import timezone
  from zerver.lib.statistics import activity_averages_during_day
  
  class Command(BaseCommand):
      help = "Generate statistics on user activity for a given day."
  
      def add_arguments(self, parser):
          # type: (CommandParser) -> None
          parser.add_argument('--date', default=None, action='store',
                              help="Day to query in format 2013-12-05.  Default is yesterday")
  
      def handle(self, *args, **options):
          # type: (*Any, **Any) -> None
          if options["date"] is None:
              date = timezone.now() - datetime.timedelta(days=1)
          else:
              date = datetime.datetime.strptime(options["date"], "%Y-%m-%d").replace(tzinfo=pytz.utc)
          print("Activity data for", date)
          print(activity_averages_during_day(date))
          print("Please note that the total registered user count is a total for today")
  
subject: Change datetime.now to timezone.now in active_user_stats_by_day.