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How to use get_visit_methods method in refurb

Best Python code snippet using refurb_python

test_visitor.py

Source:test_visitor.py

...16    This forces method generation but calling the methods does nothing.17    """18    checks = Checks(list, {ty: [] for ty in METHOD_NODE_MAPPINGS.values()})19    return RefurbVisitor(checks, Settings())20def get_visit_methods(21    visitor: RefurbVisitor,22) -> Iterable[tuple[str, type[Node]]]:23    """24    Find visitor methods in the instance's __dict__ (those that have been25    generated in __init__) and in the class' __dict__ (the ones that are26    overridden directly in the class).27    Not using inspect.getmembers because that goes too deep into the parents28    and that would deafeat the purpose of this, which is testing that the29    methods are defined in the RefurbVisitor.30    """31    method_sources = itertools.chain(32        visitor.__dict__.items(), visitor.__class__.__dict__.items()33    )34    for method_name, method in method_sources:35        if callable(method) and method_name.startswith("visit_"):36            yield method_name, method37def test_visitor_generation(dummy_visitor: RefurbVisitor) -> None:38    """39    Ensure the visitor creates all expected methods with the right types (The40    ones listed in refurb.visitor.METHOD_NODE_MAPPINGS).41    """42    visitor_mappings: VisitorNodeTypeMap = {}43    for method_name, method in get_visit_methods(dummy_visitor):44        method_types = typing.get_type_hints(method)45        assert "o" in method_types, f"No 'o' parameter in method {method_name}"46        node_type = method_types["o"]47        visitor_mappings[method_name] = node_type48    assert visitor_mappings == METHOD_NODE_MAPPINGS49def test_mypy_consistence() -> None:50    """51    Ensure the visitor method name to node type mappings used in refurb are52    in sync with the ones of mypy.53    This is meant as a failsafe, especially when the mypy dependency is54    upgraded.55    If this fails, review the mappings in refurb.visitor.METHOD_NODE_MAPPINGS.56    """57    mypy_visitor_mapping = get_mypy_visitor_mapping()...

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