def addNewPath(trees, target, value):
"""
Adds a path and value to existing trees. Creates starting only at missing portion.
@ In, trees, list(TreeStructure.InputTree), existing information
@ In, target, list(string), nodal path to desired target as [Block1, Block2, entry]
@ In, value, object, desired value for entry
@ Ou, trees, list(TreeStructure.InputTree), modified list of trees
"""
foundSoFar = None
for t, targ in enumerate(target):
found = findInGetpot(trees, target[:t + 1])
if found is not None:
foundSoFar = found
else:
break
# if starting from scratch ...
if foundSoFar is None:
base = TreeStructure.InputNode(target[0])
tree = TreeStructure.InputTree(base)
trees.append(tree)
foundSoFar = [base]
t = 1
# add missing nodes
current = foundSoFar[-1]
for a, addTarg in enumerate(target[t:]):
new = TreeStructure.InputNode(addTarg)
current.append(new)
if t + a == len(target) - 1:
new.text = str(value)
current = new
return trees
def getpotToInputTree(getpot):
"""
Converts getpot input to RAVEN InputTree structure
@ In, getpot, string, string to read in (with newlines, could be open file object)
@ Out, tree, TreeStructure.NodeTree, tree with information
"""
getpot = preprocessGetpot(getpot)
roots = []
parentNodes = [
] # stack trace of parent nodes, as [First, Second, Third] nested
currentNode = None # current node having objects added to it
# track multiline vectors
multilineKey = None # attribute name
multilineValue = None # multiline value
multilineIndicator = None # indicator to open/close, either ' or "
for line in getpot:
if multilineValue is not None:
if multilineIndicator in line:
# the multiline is done, so close and record it
value, leftover = line.split(multilineIndicator, maxsplit=1)
addSpace = ' ' if value.strip() else ''
multilineValue += addSpace + value.strip() + multilineIndicator
# set up to close entry
attribute = multilineKey
value = multilineValue
closeEntry = True
# reset
multilineKey = None
multilineValue = None
multilineIndicator = None
else:
# still open and not closed, so keep appending
addSpace = ' ' if multilineValue[
-1] != multilineIndicator else ''
multilineValue += addSpace + line.strip()
closeEntry = False
else:
line = line.strip()
#------------------
# starting new node
if line.startswith(
('[./', '[')) and line.endswith(']') and line not in ('[../]',
'[]'):
#if child node, stash the parent for now
if currentNode is not None:
parentNodes.append(currentNode)
currentNode = TreeStructure.InputNode(tag=line.strip('[]./'))
closeEntry = False
#------------------
# closing node
elif line.startswith(('[../]', '[]')):
if parentNodes:
parentNodes[-1].append(currentNode)
#make parent the active node
currentNode = parentNodes.pop()
else:
#this is a root
roots.append(currentNode)
currentNode = None
closeEntry = False
#------------------
# attributes and values
elif '=' in line:
attribute, value = (x.strip()
for x in line.split('=', maxsplit=1))
# TODO multilline, if "'" or '"' in line
# ASSUME: both " and ' aren't used in the same line
if any(x in line for x in multiIndicators):
indicator = '\'' if '\'' in line else '\"'
if line.count(
indicator
) % 2 == 0: # NOTE this may be more complex than needed, can you really use 4, 6?
# closes within line
value = value.strip('\'\"')
closeEntry = True
else:
# multiline
multilineKey = attribute
multilineValue = value
multilineIndicator = indicator
closeEntry = False
# DO NOT continue, keep going until multiline is closed
continue
else:
# single line entry with no vector representation
value = value.strip()
closeEntry = True
#------------------
# we don't know what's going on here
else:
raise IOError('Unrecognized line syntax: "{}"'.format(line))
#------------------
# if the "value" if the "attribute" is closed, record the entry
if closeEntry:
if attribute in (
c.tag for c in currentNode.children): #currentNode.attrib:
raise IOError(
'Multiple entries defined with same name "{a}"!'.format(
a=attribute))
else:
new = TreeStructure.InputNode(tag=attribute, text=value)
currentNode.append(new)
if multilineValue:
raise IOError(
'There was a parsing error reading MOOSE input! Multiline attribute "{n}" opened by {i} but never closed!'
.format(i=multilineIndicator, n=multilineKey))
return [TreeStructure.InputTree(root) for root in roots]
