_product.py 文件源码

def translate_pat_Dict(self, ctx, pat, scrutinee_trans):
        scrutinee_trans_copy = astx.copy_node(scrutinee_trans)
        keys, values = pat.keys, pat.values
        idx = self.idx
        conditions = []
        binding_translations = _util.odict()
        for key, value in zip(keys, values):
            label = key.label
            n = _util.odict_idx_of(idx, label)
            elt_scrutinee_trans = astx.make_Subscript_Num_Index(
                scrutinee_trans_copy,
                n)
            elt_condition, elt_binding_translations = ctx.translate_pat(
                value, elt_scrutinee_trans)
            conditions.append(elt_condition)
            binding_translations.update(elt_binding_translations)
        condition = ast.BoolOp(
            op=ast.And(),
            values=conditions)
        return (condition, binding_translations)