message: set indent to display as list
  set indent to display as list
diff: @@ -434,8 +434,7 @@ def sparse_add_v2(a, b, threshold=0):
  Then,
  - * `threshold == 0` (the default): all 5 index/value pairs will be
  - returned.
  + * `threshold == 0` (the default): all 5 index/value pairs will be returned.
  * `threshold == 0.11`: only .1 and 0 will vanish, and the remaining three
  index/value pairs will be returned.
  * `threshold == 0.21`: .1, 0, and -.2 will vanish.
  