code: def using_sqlite():
      try:
          return (
              getattr(django.conf.settings, "DATABASES", {})
              .get("default", {})
              .get("ENGINE", "")
              .endswith(".sqlite3")
          )
      except django.core.exceptions.ImproperlyConfigured:
          return None
  
imports: from __future__ import absolute_import, division, print_function
  import re
  import string
  from datetime import timedelta
  from decimal import Decimal
  import django
  import django.db.models
  import django.forms
  from django.core.validators import validate_ipv4_address, validate_ipv6_address, validate_ipv46_address
  import hypothesis.strategies
  from hypothesis.errors import InvalidArgument
  from hypothesis.extra.pytz import timezones
  from hypothesis.internal.validation import check_type
  from hypothesis.provisional import ip4_addr_strings, ip6_addr_strings, urls
  from hypothesis.strategies import emails
label_desc: Use image node_id 3 for calling a global function with example usage: using_sqlite() and returns: getattr, None