invoked using the three argument form.
The slash at the end of the parameter list means that all three parameters are
-positional-only. Thus, calling :func:`pow` with keyword aguments would lead to
+positional-only. Thus, calling :func:`pow` with keyword arguments would lead to
an error::
>>> pow(x=3, y=4)
by other classes as long as they implement :meth:`__setitem__`.
* Optionally, a callable with a ``(obj, state)`` signature. This
- callable allows the user to programatically control the state-updating
+ callable allows the user to programmatically control the state-updating
behavior of a specific object, instead of using ``obj``'s static
:meth:`__setstate__` method. If not ``None``, this callable will have
priority over ``obj``'s :meth:`__setstate__`.