Newer
Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
import anytree
from typing import Any, List, Optional
class TreeNode(anytree.node.Node):
def __init__(self, name, parent=None, children=None, **kwargs) -> None:
super().__init__(name, parent=parent, children=children, **kwargs)
self.value : Optional[Any] = None
def get_full_path(self):
return self.separator.join([''] + [str(node.name) for node in self.path])
class RawStyle(anytree.render.AbstractStyle):
def __init__(self):
"""
Raw style.
>>> from anytree import Node, RenderTree
>>> root = Node("root")
>>> s0 = Node("sub0", parent=root)
>>> s0b = Node("sub0B", parent=s0)
>>> s0a = Node("sub0A", parent=s0)
>>> s1 = Node("sub1", parent=root)
>>> print(RenderTree(root, style=RawStyle()))
Node('/root')
Node('/root/sub0')
Node('/root/sub0/sub0B')
Node('/root/sub0/sub0A')
Node('/root/sub1')
"""
super(RawStyle, self).__init__(u'', u'', u'')
def get_subnode(resolver : anytree.Resolver, root : TreeNode, path : List[str], default : Optional[Any] = None):
node = root
for path_item in path:
try:
node = resolver.get(node, path_item)
except anytree.ChildResolverError:
return default
return node
def set_subnode_value(resolver : anytree.Resolver, root : TreeNode, path : List[str], value : Any):
node = root
for path_item in path:
try:
node = resolver.get(node, path_item)
except anytree.ChildResolverError:
node = TreeNode(path_item, parent=node)
node.value = value
def dump_subtree(root : TreeNode):
if not isinstance(root, TreeNode): raise Exception('root must be a TreeNode')
results = []
for row in anytree.RenderTree(root, style=RawStyle()):
node : TreeNode = row.node
path = node.get_full_path()[2:] # get full path except the heading root placeholder "/."
if len(path) == 0: continue
value = node.value
if value is None: continue
results.append((path, value))
return results