old_contents: from django.contrib import messages
  from django.utils.decorators import method_decorator
  from django.utils.translation import ugettext_lazy as _
  
  from custom.icds import icds_toggles
  from corehq.apps.hqwebapp.decorators import use_daterangepicker
  from corehq.apps.sms.views import BaseMessagingSectionView
  from custom.icds.forms import CustomSMSReportRequestForm
  from custom.icds.tasks.sms import send_custom_sms_report
  from custom.icds_core.const import SMSUsageReport_urlname
  
  
  @method_decorator(icds_toggles.ICDS_CUSTOM_SMS_REPORT.required_decorator(), name='dispatch')
  class SMSUsageReport(BaseMessagingSectionView):
      template_name = 'icds/sms/custom_sms_report.html'
      urlname = SMSUsageReport_urlname
      page_title = _('Custom SMS Usage Report')
  
      @use_daterangepicker
      def dispatch(self, *args, **kwargs):
          return super().dispatch(*args, **kwargs)
  
      @property
      def page_context(self):
          self.request_form = CustomSMSReportRequestForm()
          return {
              'request_form': self.request_form,
          }
  
      def post(self, request, *args, **kwargs):
          self.request_form = CustomSMSReportRequestForm(request.POST)
          user_email = request.user.email
          if not user_email:
              messages.error(self.request, _("Unable to find any email associated with your account"))
              return self.get(*args, **kwargs)
          if self.request_form.is_valid():
              data = self.request_form.cleaned_data
              start_date = data['start_date']
              end_date = data['end_date']
              send_custom_sms_report.delay(start_date, end_date, user_email)
              messages.success(self.request, _(
                  "Report will we soon emailed to your email i.e {user_email}"
                  .format(user_email=user_email))
              )
          else:
              for message_list in self.request_form.errors.values():
                  for message in message_list:
                      messages.error(self.request, message)
          return self.get(*args, **kwargs)
  
new_contents: from django.contrib import messages
  from django.utils.decorators import method_decorator
  from django.utils.translation import ugettext_lazy as _
  
  from corehq import toggles
  from corehq.apps.hqwebapp.decorators import use_daterangepicker
  from corehq.apps.sms.views import BaseMessagingSectionView
  from custom.icds.forms import CustomSMSReportRequestForm
  from custom.icds.tasks.sms import send_custom_sms_report
  from custom.icds_core.const import SMSUsageReport_urlname
  
  
  @method_decorator(toggles.ICDS_CUSTOM_SMS_REPORT.required_decorator(), name='dispatch')
  class SMSUsageReport(BaseMessagingSectionView):
      template_name = 'icds/sms/custom_sms_report.html'
      urlname = SMSUsageReport_urlname
      page_title = _('Custom SMS Usage Report')
  
      @use_daterangepicker
      def dispatch(self, *args, **kwargs):
          return super().dispatch(*args, **kwargs)
  
      @property
      def page_context(self):
          self.request_form = CustomSMSReportRequestForm()
          return {
              'request_form': self.request_form,
          }
  
      def post(self, request, *args, **kwargs):
          self.request_form = CustomSMSReportRequestForm(request.POST)
          user_email = request.user.email
          if not user_email:
              messages.error(self.request, _("Unable to find any email associated with your account"))
              return self.get(*args, **kwargs)
          if self.request_form.is_valid():
              data = self.request_form.cleaned_data
              start_date = data['start_date']
              end_date = data['end_date']
              send_custom_sms_report.delay(start_date, end_date, user_email)
              messages.success(self.request, _(
                  "Report will we soon emailed to your email i.e {user_email}"
                  .format(user_email=user_email))
              )
          else:
              for message_list in self.request_form.errors.values():
                  for message in message_list:
                      messages.error(self.request, message)
          return self.get(*args, **kwargs)
  
subject: use correct module