code: def test_longitudes_whole_earth(self):
      longitudes = np.linspace(-179.0, 179.0, 100)
      lower, upper = longitude_bounds(longitudes)
      # either of these conditions result in google maps
      # showing entire planet
      assert (upper - lower > 180.0) or (upper < lower)
  
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 4 for calling the LongitudeBounds obj's underlying member method code with example usage: obj.test_longitudes_whole_earth() without return types