def get_call_return(self, callsite_addr):
        if callsite_addr in self._call_sites:
            return self._call_sites[callsite_addr][1]
        return None
Set active ``G0`` or ``G1`` charset.
dataset/ETHPy150Open angr/angr/angr/knowledge/function.py/Function.get_call_return--crossover with--dataset/ETHPy150Open jonathanslenders/pymux/pymux/screen.py/BetterScreen.set_charset