code: def test_merge_longitude_bounds(self):
      bounds = [(10.0, 20.0), (15.0, 25.0)]
      self._verify_bounds(bounds, 10.0, 25.0)
  
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 2 for calling the MergeLongitudeBounds obj's underlying member method code with example usage: obj.test_merge_longitude_bounds() without return types