Make ParseTupleParameters.add_parameter return the number of the added parameter, for inclusion in error messages.
Make ParseTupleParameters.add_parameter return the number of the added parameter, for inclusion in error messages.

caramucho/pybindgen,cawka/pybindgen,cawka/pybindgen,cawka/pybindgen,caramucho/pybindgen,caramucho/pybindgen,caramucho/pybindgen,cawka/pybindgen