is_pure_virtual=True should imply is_virtual=True
is_pure_virtual=True should imply is_virtual=True
gjcarneiro/pybindgen,ftalbrecht/pybindgen,gjcarneiro/pybindgen,cawka/pybindgen-old,cawka/pybindgen-old,cawka/pybindgen-old,cawka/pybindgen-old,ftalbrecht/pybindgen,gjcarneiro/pybindgen,gjcarneiro/pybindgen,ftalbrecht/pybindgen,ftalbrecht/pybindgen