Class WithStmt

mypy/nodes.py:2153–2183

class WithStmt(Statement):
    __slots__ = ("expr", "target", "unanalyzed_type", "analyzed_types", "body", "is_async")

    __match_args__ = ("expr", "target", "body")

    expr: list[Expression]
    target: list[Lvalue | None]
    # Type given by type comments for target, can be None
    unanalyzed_type: mypy.types.Type | None
    # Semantically analyzed types from type comment (TypeList type expanded)
    analyzed_types: list[mypy.types.Type]
    body: Block
    is_async: bool  # True if `async with ...` (PEP 492, Python 3.5)

    def __init__(
        self,
        expr: list[Expression],
        target: list[Lvalue | None],
        body: Block,
        target_type: mypy.types.Type | None = None,
    ) -> None:
        super().__init__()
        self.expr = expr
        self.target = target
        self.unanalyzed_type = target_type
        self.analyzed_types = []
        self.body = body
        self.is_async = False

    def accept(self, visitor: StatementVisitor[T]) -> T:
        return visitor.visit_with_stmt(self)


class MatchStmt(Statement):