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How to use iter_leaves method in avocado

Best Python code snippet using avocado_python

print-two-nwk.py

Source:print-two-nwk.py

...55	clades = dict()56	for node in t1.traverse():57		if not node.is_leaf():58			# Get leaf names for a "node"59			names = map(lambda n: n.name, node.iter_leaves())60			names.sort()61			cladename = ",".join(names)62			if cladename in clades:63				clades[cladename] += 164			else:65				clades[cladename] = 166	for node in t2.traverse():67		if not node.is_leaf():68			# Get leaf names for a "node"69			names = map(lambda n: n.name, node.iter_leaves())70			names.sort()71			cladename = ",".join(names)72			if cladename in clades:73				clades[cladename] += 174			else:75				clades[cladename] = 176	for node in t1.traverse():77		if not node.is_leaf():78			# Get leaf names for a "node"79			names = map(lambda n: n.name, node.iter_leaves())80			names.sort()81			cladename = ",".join(names)82			if clades[cladename] == 2:83				node.set_style(ns2)84			else:85				node.set_style(ns1)86		else:87			node.set_style(ns2)88	for node in t2.traverse():89		if not node.is_leaf():90			# Get leaf names for a "node"91			names = map(lambda n: n.name, node.iter_leaves())92			names.sort()93			cladename = ",".join(names)94			if clades[cladename] == 2:95				node.set_style(ns2)96			else:97				node.set_style(ns1)98		else:99			node.set_style(ns2)100	# print final tree101	t1.render(outputfile1 + ".svg", tree_style=ts)102	t2.render(outputfile2 + ".svg", tree_style=ts)103#	print outgroup, minimal104if __name__ == "__main__":105	main(sys.argv[1:])

__init__.py

Source:__init__.py

1from typing import Any, Collection, Dict, Iterator, Tuple2from collections import abc3def iter_leaves(node: Any, prefix: Collection[Any] = ()) -> Iterator[Tuple[Any, Any]]:4    """5    Iterate over the leaf nodes in a tree structure, paired with the path to reach them.6    Instances of abc.Mapping and abc.Collection (excepting strings) are interpreted as7    branches, and all other values are treated as leaves.8    """9    if isinstance(node, abc.Mapping):10        for key, value in node.items():11            yield from iter_leaves(value, prefix + (key,))12    elif isinstance(node, abc.Collection) and not isinstance(13        node, (str, bytes, bytearray)14    ):15        for key, value in enumerate(node):16            yield from iter_leaves(value, prefix + (key,))17    else:18        yield prefix, node19def flatten(obj: Any, separator: str = "/") -> Dict[str, Any]:20    """21    Iterate over the leaf nodes in a tree structure, producing a single flat dictionary22    with string keys and atomic values.23    """...

test_shape.py

Source:test_shape.py

...6    "d": [3, 4],7}8def test_iter_leaves_on_singletons():9    for singleton in [1, False, None, "a", b"b"]:10        assert list(iter_leaves(singleton)) == [((), singleton)]11def test_iter_leaves_on_examples():12    assert list(iter_leaves(example_list)) == [13        ((0,), 1),14        ((1, "b"), 2),15        ((2, 0), 3),16        ((2, 1, "d"), 4),17    ]18    assert list(iter_leaves(example_dict)) == [19        (("a",), 1),20        (("b", "c"), 2),21        (("d", 0), 3),22        (("d", 1), 4),23    ]24def test_flatten():25    assert flatten(example_list) == {"0": 1, "1/b": 2, "2/0": 3, "2/1/d": 4}...

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