76 lines
2.5 KiB
Python
76 lines
2.5 KiB
Python
#!/awips2/python/bin/python
|
|
# AWIPS2 #5252
|
|
# Looks for configurations with GFSPostProcessor, and if found, removes that processor.
|
|
# If GFSPostProcessor is the only processor defined, the whole postProcessedModel is removed,
|
|
# with a comment stating so.
|
|
|
|
|
|
import xml.etree.ElementTree as ET
|
|
import sys
|
|
|
|
# http://effbot.org/zone/element-pi.htm
|
|
# Custom XMLTreeBuilder to preserve comments when parsing
|
|
class CommentParser(ET.XMLTreeBuilder):
|
|
def __init__(self):
|
|
ET.XMLTreeBuilder.__init__(self)
|
|
# assumes ElementTree 1.2.X
|
|
self._parser.CommentHandler = self.handle_comment
|
|
self._parser.ProcessingInstructionHandler = self.handle_pi
|
|
|
|
def close(self):
|
|
return ET.XMLTreeBuilder.close(self)
|
|
|
|
def handle_comment(self, data):
|
|
self._target.start(ET.Comment, {})
|
|
self._target.data(data)
|
|
self._target.end(ET.Comment)
|
|
|
|
def handle_pi(self, target, data):
|
|
self._target.start(ET.PI, {})
|
|
self._target.data(target + " " + data)
|
|
self._target.end(ET.PI)
|
|
|
|
def parse(source):
|
|
return ET.parse(source, CommentParser())
|
|
|
|
if len(sys.argv) != 3: # this script is sys.argv[0]
|
|
print "Error. Expected two file names as arguments. Received " + str(sys.argv[1:])
|
|
sys.exit(1)
|
|
|
|
tree = ET.parse(sys.argv[1], CommentParser())
|
|
|
|
if not tree:
|
|
print "Could not parse " + sys.argv[1]
|
|
sys.exit(1)
|
|
|
|
root = tree.getroot()
|
|
if root.tag != "postProcessedModels":
|
|
print "Root element is not postProcessedModels. Found " + root.tag
|
|
sys.exit(1)
|
|
|
|
i=0
|
|
for ppm in root:
|
|
# only care about postProcessedModel tags, but want the index to insert a
|
|
# comment when a whole block postProcessedModel block is removed.
|
|
if ppm.tag == "postProcessedModel":
|
|
prev = ppm
|
|
for pn in ppm:
|
|
#only care about processorName tags
|
|
if pn.tag == "processorName" and pn.text.find("GFSPostProcessor") >= 0:
|
|
ppm.remove(pn)
|
|
prev.tail = pn.tail
|
|
else:
|
|
prev = pn
|
|
if len(ppm.findall("processorName")) == 0:
|
|
# if this postProcessedModel doesn't have any configured processors, remove it.
|
|
root.remove(ppm)
|
|
modelName = ppm.findtext("modelName", default=" A postProcessedModel block").replace("--","- -").strip()
|
|
comment = ET.Comment(" " + modelName + " was removed because its only processor, GFSPostProcessor, is OBE. ")
|
|
comment.tail = ppm.tail
|
|
root.insert(i, comment)
|
|
i+=1
|
|
|
|
tree.write(sys.argv[2])
|
|
|
|
|
|
|