def NavigateState(self, graph_root: AnyNode, node: AnyNode):
"""
This function sets the state of a node depending on its (position in the) corresponding tree (-> DAG review as Tree)
:param graph_root:AnyNode: tree root
:param node:AnyNode: node from tree you want to update
"""
try:
if isNotNone(node.label) and isNone(node.content):
label = node.label
regex = str('\\b' + label + '\\b')
desired = []
tmp_desired = findall(graph_root,
lambda node: node.label in label)
for i in tmp_desired:
match = re.findall(regex, i.label)
if len(match) > 0:
desired.append(i)
if (len(desired) < 1): print(node.state)
elif (len(desired) == 1): self.NormalState(node)
else:
node.followerNodes = desired[0].followerNodes
node.hasFollowerNodes = desired[0].hasFollowerNodes
node.hasInputNode = desired[0].hasInputNode
node.state = 'navigator'
node.name = 'navigator_' + str(node.id)
else:
self.NormalState(node)
except Exception as ex:
template = "An exception of type {0} occurred in [TParser.NavigateState]. Arguments:\n{1!r}"
message = template.format(type(ex).__name__, ex.args)
print(message)
def SetSubnodes(self, node: AnyNode):
"""
This function places sub nodes to the current node if some exist.
:param node:AnyNode: given node
"""
try:
followers = [node.label for node in node.children]
if (len(followers) > 0):
node.hasFollowerNodes = True
node.followerNodes = followers
except Exception as ex:
template = "An exception of type {0} occurred in [TParser.SetSubnodes]. Arguments:\n{1!r}"
message = template.format(type(ex).__name__, ex.args)
print(message)
