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support pickle

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blueloveTH 2023-10-16 13:22:46 +08:00
parent 7d88d28a6b
commit 1f936063ae
1 changed files with 16 additions and 0 deletions
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16
src/collections.cpp
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@ -323,6 +323,22 @@ namespace pkpy
vm->AttributeError("attribute 'maxlen' of 'collections.deque' objects is not writable");
return vm->None;
});
// NEW: support pickle
vm->bind(type, "__getnewargs__(self) -> tuple[list, int]",
[](VM *vm, ArgsView args)
{
PyDeque &self = _CAST(PyDeque &, args[0]);
Tuple ret(2);
List list;
for(PyObject* obj: self.dequeItems){
list.push_back(obj);
}
ret[0] = VAR(std::move(list));
if(self.bounded) ret[1] = VAR(self.maxlen);
else ret[1] = vm->None;
return VAR(ret);
});
}
/// @brief initializes a new PyDeque object