本文整理汇总了Python中template.Template.walk_tree方法的典型用法代码示例。如果您正苦于以下问题：Python Template.walk_tree方法的具体用法？Python Template.walk_tree怎么用？Python Template.walk_tree使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类template.Template的用法示例。
在下文中一共展示了Template.walk_tree方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: Chart
# 需要导入模块: from template import Template [as 别名]
# 或者: from template.Template import walk_tree [as 别名]
class Chart(object):
"""Chart class holds a template and data to go in it"""
def __init__(self, with_template=None, with_data=None, title=None):
assert title is not None
if with_template is not None:
self._template = with_template
else:
self._template = Template()
self._data = defaultdict(lambda: None)
self._fact = None
self.title = title
def pickle(self):
import pickle
return pickle.dumps(self)
def bind(self, serializer):
self._fact = Fact(**{
'label': '{0}Abstract'.format(self.title),
'title': '{0}Abstract'.format(self.title),
'href': '{0}#{1}Abstract'.format(serializer.document_name('Schema'), self.title)
})
@property
def role(self):
return self._template.role
@property
def loc_fact(self):
assert self._fact is not None, "Must bind chart before serializing its fact"
return self._fact
@property
def data_stream(self):
"""Yields tuples:
(fact, unit), context data"""
for index in self._template.rows:
for context in self._template.contexts:
data = self._data[(index, context)]
if data is not None:
yield (index, context, data)
def walk_tree(self):
#pass through to underlying template
for parent, child in self._template.walk_tree():
yield parent, child
@property
def contexts(self):
return self._template.contexts
@property
def facts(self):
return self._template.facts
@property
def calculation_facts(self):
return [fact for fact in self._template.facts if fact.is_calc]
@property
def has_calculation_facts(self):
return len(self.calculation_facts) > 0
@property
def units(self):
return self._template.units
def transform_index(self, index):
row, col = index
try:
row = self._template.ordered_tree()[row]
except TypeError:
pass
try:
col = self._template.contexts[col]
except TypeError:
pass
return row, col
def __getitem__(self, index):
index = self.transform_index(index)
return self._data[index]
def __setitem__(self, index, data):
index = self.transform_index(index)
self._data[index] = data
def __delitem__(self, index):
index = self.transform_index(index)
self._data[index] = None