Method copy

lib/sqlalchemy/sql/schema.py:4850–4857

(
        self,
        *,
        schema: Optional[str] = None,
        target_table: Optional[Table] = None,
        **kw: Any,
    )

        "and will be removed in a future release.",
    )
    def copy(
        self,
        *,
        schema: Optional[str] = None,
        target_table: Optional[Table] = None,
        **kw: Any,
    ) -> ForeignKeyConstraint:
        return self._copy(schema=schema, target_table=target_table, **kw)

    def _copy(
        self,