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56 lines
1.8 KiB
Python
56 lines
1.8 KiB
Python
import uuid
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from typing import Union
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from .IState import IState
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class UPerson(IState):
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def __init__(self):
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"""
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"""
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self._uuid : Union[bytes, None] = None
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self._name : Union[str, None] = None
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self._age : Union[int, None] = None
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def __str__(self): return f"UPerson UUID:[...{self._uuid[-4:].hex()}] name:[{self._name}] age:[{self._age}]"
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def __repr__(self): return self.__str__()
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@staticmethod
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def from_state(state : dict) -> 'UPerson':
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ufm = UPerson()
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ufm.restore_state(state)
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return ufm
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def restore_state(self, state : dict):
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self._uuid = state.get('_uuid', None)
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self._name = state.get('_name', None)
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self._age = state.get('_age', None)
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def dump_state(self) -> dict:
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return {'_uuid' : self._uuid,
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'_name' : self._name,
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'_age' : self._age,
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}
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def get_uuid(self) -> Union[bytes, None]:
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if self._uuid is None:
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self._uuid = uuid.uuid4().bytes
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return self._uuid
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def set_uuid(self, uuid : Union[bytes, None]):
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if uuid is not None and not isinstance(uuid, bytes):
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raise ValueError(f'uuid must be an instance of bytes or None')
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self._uuid = uuid
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def get_name(self) -> Union[str, None]: return self._name
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def set_name(self, name : Union[str, None]):
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if name is not None and not isinstance(name, str):
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raise ValueError(f'name must be an instance of str or None')
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self._name = name
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def get_age(self) -> Union[str, None]: return self._age
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def set_age(self, age : Union[int, None]):
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if age is not None and not isinstance(age, int):
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raise ValueError(f'age must be an instance of int or None')
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self._age = age
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