code: def test_from_multilinestring_z(self):
      coords1 = [(0.0, 1.0, 2.0), (3.0, 4.0, 5.0)]
      coords2 = [(6.0, 7.0, 8.0), (9.0, 10.0, 11.0)]
  
      # From coordinate tuples
      ml = MultiLineString([coords1, coords2])
      copy = MultiLineString(ml)
      assert isinstance(copy, MultiLineString)
      assert copy.geom_type == "MultiLineString"
      assert len(copy.geoms) == 2
      assert dump_coords(copy.geoms[0]) == coords1
      assert dump_coords(copy.geoms[1]) == coords2
  
file_path: shapely/shapely/tests/geometry/test_multilinestring.py
imports: import numpy
  import pytest
  from shapely import LineString, MultiLineString
  from shapely.errors import EmptyPartError
  from shapely.geometry.base import dump_coords
  from shapely.tests.geometry.test_multi import MultiGeometryTestCase
label_desc: Use image node_id 2 for calling the TestMultiLineString obj's underlying member method code with example usage: obj.test_from_multilinestring_z() without return types