Activities/Turtle Art/Under the hood: Difference between revisions

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                        help_string=_('turns the turtle 180 degrees'))
-Next, you need to define what your block will do: def_prim takes 3 arguments: the primitive name, the number of arguments—0 in this case—and the function to call—in this case, the canvas.seth function to set the heading.
+Next, you need to define what your block will do. def_prim takes 3 arguments: the primitive name, the number of arguments—0 in this case—and the function to call—in this case, the canvas.seth function to set the heading.
      self.tw.lc.def_prim('uturn', 0,