code: def test_return_substring_issue682(self):
      assert list(substring(self.line2, 0.1, 0).coords) == [
          (3.0, 0.1),
          (3.0, 0.0),
      ]
  
imports: import json
  import unittest
  import pytest
  from shapely.errors import GeometryTypeError
  from shapely.geometry import LineString, Point, shape
  from shapely.ops import substring
label_desc: Use image node_id 12 for calling the SubstringTestCase obj's underlying member method code with example usage: obj.test_return_substring_issue682() without return types