Source code for simdb.database.models.base

from typing import Dict, Any
from sqlalchemy.ext.declarative import declarative_base




class BaseModel:
    """
    Base model for ORM classes.
    """

    __allow_unmapped__ = True

    def __str__(self):
        """
        Return a string representation of the {cls.__name__} formatted to print.

        :return: The {cls.__name__} as a string for printing.
        """
        raise NotImplementedError



    @classmethod
    def from_data(cls, data: Dict) -> "BaseModel":
        """
        Create a Model from serialised data.

        :param data: Serialised model data.
        :return: The created model.
        """
        raise NotImplementedError




    def data(self, recurse: bool = False) -> Dict:
        """
        Serialise the {cls.__name__}.

        :param recurse: If True also serialise any contained models, otherwise only serialise simple fields.
        :return: The serialised data.
        """
        raise NotImplementedError




Base: Any = declarative_base(cls=BaseModel)