Class UnaryExpr

mypy/nodes.py:2610–2629

Unary operation

class UnaryExpr(Expression):
    """Unary operation"""

    __slots__ = ("op", "expr", "method_type")

    __match_args__ = ("op", "expr")

    op: str  # TODO: Enum?
    expr: Expression
    # Inferred operator method type
    method_type: mypy.types.Type | None

    def __init__(self, op: str, expr: Expression) -> None:
        super().__init__()
        self.op = op
        self.expr = expr
        self.method_type = None

    def accept(self, visitor: ExpressionVisitor[T]) -> T:
        return visitor.visit_unary_expr(self)


class AssignmentExpr(Expression):