def onePattern(self, pattern):
found = False
for item in self.original:
try:
oldFound = found
found = inevow.IQ(item).onePattern(pattern)
if oldFound:
raise stan.TooManyNodes('pattern', pattern)
except stan.NodeNotFound:
continue
if not found:
raise stan.NodeNotFound('pattern', pattern)
return found
def onePattern(self, pattern):
node = None
for item in self.original:
try:
newNode = inevow.IQ(item).onePattern(pattern)
except stan.NodeNotFound:
continue
else:
if node is None:
node = newNode
else:
raise stan.TooManyNodes('pattern', pattern)
if node is None:
raise stan.NodeNotFound('pattern', pattern)
return node
def _locatePatterns(self, pattern, default, loop=True):
produced = []
for item in self.original:
try:
for x in inevow.IQ(stan.Tag("")[item])._locatePatterns(
pattern, None, loop=False):
produced.append(x)
yield x.clone(deep=False, clearPattern=True)
except stan.NodeNotFound:
continue
if produced:
while True:
for x in produced:
yield x.clone(deep=False, clearPattern=True)
if default is None:
raise stan.NodeNotFound("pattern", pattern)
if hasattr(default, 'clone'):
while True:
yield default.clone(deep=False)
else:
while True:
yield default
def onePattern(self, pattern):
raise stan.NodeNotFound('pattern', pattern)
def patternGenerator(self, pattern, default=None):
raise stan.NodeNotFound('pattern', pattern)