MatchAs

class astroid.nodes.MatchAs(lineno: int | None = None, col_offset: int | None = None, parent: NodeNG | None = None, *, end_lineno: int | None = None, end_col_offset: int | None = None)

Bases: AssignTypeNode, Pattern

Class representing a ast.MatchAs node.

>>> import astroid
>>> node = astroid.extract_node('''
... match x:
...     case [1, a]:
...         ...
...     case {'key': b}:
...         ...
...     case Point2D(0, 0) as c:
...         ...
...     case d:
...         ...
... ''')
>>> node.cases[0].pattern.patterns[1]
<MatchAs l.3 at 0x...>
>>> node.cases[1].pattern.patterns[0]
<MatchAs l.5 at 0x...>
>>> node.cases[2].pattern
<MatchAs l.7 at 0x...>
>>> node.cases[3].pattern
<MatchAs l.9 at 0x...>

assigned_stmts(**kwargs: _P.kwargs) → Generator[InferenceResult]

Returns the assigned statement (non inferred) according to the assignment type. See astroid/protocols.py for actual implementation.

postinit(*, pattern: Pattern | None, name: AssignName | None) → None