code: def _verify_bounds(self, bounds, expected_lower, expected_upper):
      lower, upper = merge_longitude_bounds(bounds)
      assert lower == expected_lower
      assert upper == expected_upper
  
imports: import unittest
  import numpy
  from ..bounds import latitude_bounds, longitude_bounds, merge_longitude_bounds, MAX_ALLOWED_LATITUDE, MIN_ALLOWED_LATITUDE, EPSILON
label_desc: Use image node_id 1 for calling the MergeLongitudeBounds obj's underlying member method code with example usage: obj._verify_bounds(bounds, expected_lower, expected_upper) without return types