code: def test_get_retry_after(headers, expected_retry_after):
      current_time = datetime.datetime(
          2015, 10, 21, 7, 28, 1, tzinfo=datetime.timezone.utc
      ).timestamp()
      with patch.object(time, "time", return_value=current_time):
          assert expected_retry_after == get_retry_after(headers)
  
imports: import datetime
  import time
  from unittest.mock import patch
  import pytest
  from geopy.adapters import get_retry_after
label_desc: Use image node_id 1 for calling a global function with example usage: test_get_retry_after(headers, expected_retry_after) without return types