                  self.assertEqual(l.tup, ls.tuple)
  
              self.assertEqual(ls, fromstr(l.wkt))
              self.assertEqual(False, ls == prev)  # Use assertEqual to test __eq__
              self.assertRaises(GEOSIndexError, ls.__getitem__, len(ls))
              prev = ls
  
              # Creating a LineString from a tuple, list, and numpy array
              self.assertEqual(ls, LineString(ls.tuple))  # tuple
              self.assertEqual(ls, LineString(*ls.tuple))  # as individual arguments
 
</s> remove                 self.assertRaises(GEOSIndexError, g.__getitem__, 0)
 </s> add                 self.assertRaises(IndexError, g.__getitem__, 0) </s> remove 

class GEOSIndexError(GEOSException, KeyError):
    """
    This exception is raised when an invalid index is encountered, and has
    the 'silent_variable_feature' attribute set to true.  This ensures that
    django's templates proceed to use the next lookup type gracefully when
    an Exception is raised.  Fixes ticket #4740.
    """
    # "If, during the method lookup, a method raises an exception, the exception
    #  will be propagated, unless the exception has an attribute
    #  `silent_variable_failure` whose value is True." -- Django template docs.
    silent_variable_failure = True
 </s> add  </s> remove 
    class _IndexError:
        The type of exception to be raise on invalid index [Optional]
 </s> add  </s> remove from .error import GEOSException, GEOSIndexError  # NOQA
 </s> add from .error import GEOSException  # NOQA </s> remove     # Raise GEOSIndexError instead of plain IndexError
    # (see ticket #4740 and GEOSIndexError docstring)
    _IndexError = GEOSIndexError
 </s> add 
            self.assertRaises(IndexError, ls.__getitem__, len(ls))
                  self.assertEqual(l.tup, ls.tuple)
  
              self.assertEqual(ls, fromstr(l.wkt))
              self.assertEqual(False, ls == prev)  # Use assertEqual to test __eq__
            self.assertRaises(IndexError, ls.__getitem__, len(ls))
              prev = ls
  
              # Creating a LineString from a tuple, list, and numpy array
              self.assertEqual(ls, LineString(ls.tuple))  # tuple
              self.assertEqual(ls, LineString(*ls.tuple))  # as individual arguments
keep keep keep keep replace keep keep keep keep keep
 Fixed #25225 -- Simplified code to remove GEOSIndexError

The test is a regression for refs #4740 to show that the original
fix of GEOSIndexError is no longer needed. 
tests/gis_tests/geos_tests/test_geos.py