exports :
                   | PYTHRAN EXPORT export_list opt_craps exports
                   | PYTHRAN EXPORT CAPSULE export_list opt_craps exports

def p_exports(self, p):
        '''exports :
                   | PYTHRAN EXPORT export_list opt_craps exports
                   | PYTHRAN EXPORT CAPSULE export_list opt_craps exports'''
        if len(p) > 1:
            target = self.exports if len(p) == 6 else self.native_exports
            for key, val in p[len(p)-3]:
                target[key] += val