code: def is_ring(geometry, **kwargs):
      """Returns True if a linestring is closed and simple.
  
      Parameters
      ----------
      geometry : Geometry or array_like
          This function will return False for non-linestrings.
      **kwargs
          See :ref:`NumPy ufunc docs <ufuncs.kwargs>` for other keyword arguments.
  
      See also
      --------
      is_closed : Checks only if the geometry is closed.
      is_simple : Checks only if the geometry is simple.
  
      Examples
      --------
      >>> from shapely import LineString, Point
      >>> is_ring(Point(0, 0))
      False
      >>> geom = LineString([(0, 0), (1, 1)])
      >>> is_closed(geom), is_simple(geom), is_ring(geom)
      (False, True, False)
      >>> geom = LineString([(0, 0), (0, 1), (1, 1), (0, 0)])
      >>> is_closed(geom), is_simple(geom), is_ring(geom)
      (True, True, True)
      >>> geom = LineString([(0, 0), (1, 1), (0, 1), (1, 0), (0, 0)])
      >>> is_closed(geom), is_simple(geom), is_ring(geom)
      (True, False, False)
      """
      return lib.is_ring(geometry, **kwargs)
  
imports: import warnings
  import numpy
  from shapely import lib
  from shapely.decorators import multithreading_enabled, requires_geos
label_desc: Use image node_id 9 for calling a global function with example usage: is_ring(geometry) and returns: lib