code: def test_create_from_fixed_gmt_offset(self):
      raw = dict(foo="bar")
      tz = from_fixed_gmt_offset(self.timezone_gmt_offset_hours, raw)
  
      self.assertEqual(tz.raw["foo"], "bar")
      # pytz.FixedOffset is not an instanse of pytz.tzinfo.BaseTzInfo.
      self.assertIsInstance(tz.pytz_timezone, datetime.tzinfo)
  
      olson_tz = pytz.timezone(self.timezone_name)
      dt = datetime.datetime.utcnow()
      self.assertEqual(
          tz.pytz_timezone.utcoffset(dt), olson_tz.utcoffset(dt)
      )
  
file_path: geopy/test/test_timezone.py
imports: import datetime
  import pickle
  import unittest
  import pytest
  from geopy.timezone import Timezone, from_fixed_gmt_offset, from_timezone_name
label_desc: Use image node_id 2 for calling the TimezoneTestCase obj's underlying member method code with example usage: obj.test_create_from_fixed_gmt_offset() without return types