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")))),...Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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