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How to use iter_parents method in avocado

Best Python code snippet using avocado_python

tree.py

Source:tree.py

...27        if level > 0:28            yield level, self29        for child in self.children:30            yield from child.iter_depth_first(level + 1)31    def iter_parents(self):32        """Returns the chain of parents up to the root."""33        if self.parent is None:34            return35        else:36            yield self.parent37            yield from self.parent.iter_parents()38    def search_one(self, predicate):39        """Search for the first occurence verifying the predicate in the40           subtree rooted at this node.41        """42        for _, n in self.iter_depth_first():43            if predicate(n):44                return n45        return None46    def search_all(self, predicate):47        """Search for all occurence verifying the predicate in the subtree48           rooted at this node.49        """50        return filter(predicate, self.iter_depth_first())51    def formatted_ancestors(self, sep=" > "):52        ancestors = [53            i.description if i.description is not None else i.code54            for i in self.iter_parents()55        ]56        # Remove the root node57        ancestors.pop()58        return sep.join(59            ancestors[::-1] +60            [self.description if self.description is not None else self.code]61        )62    def to_primitive(self):63        """Converts a tree into a nested dict representation."""64        out = {65            "code": self.code if not self.is_root else "root",66            "description": self.description if self.description else "",67            "data": self._data,68        }...

test_iter_parents.py

Source:test_iter_parents.py

...15    can_create_windows = False16class Test(unittest.TestCase):17    @unittest.skipUnless(can_create_posix, 'Cannot create PosixPath')18    def test_parents_posix(self):19        self.assertEqual(len(list(iter_parents(PosixPath("/file/sub/x.txt")))),20                         3)21        self.assertEqual(len(list(iter_parents(PosixPath("/")))),22                         0)23        self.assertGreater(len(list(iter_parents(PosixPath("zz")))),24                           0)25    @unittest.skipUnless(can_create_windows, 'Cannot create WindowsPath')26    def test_parents_windows(self):27        self.assertEqual(28            len(list(iter_parents(PosixPath("c:/file/sub/x.txt")))),29            3)30        self.assertEqual(len(list(iter_parents(PosixPath("c:/")))),31                         0)32        self.assertGreater(len(list(iter_parents(PosixPath("zz")))),...

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