我创建了以下类,表示可以存储玩具(数字)的箱子:
class Chest:
toys = []
def __init__(self):
return
def add(self, num):
self.toys.append(num)
return
使用该类的主要代码如下:
room_of_chests = []
for i in range(3):
print "Chest", i
temp = Chest()
print "Number of toys in the chest:", len(temp
我在一个文件中有以下xml
<knowledgecases>
<knowledgecase>
<caseid>101000000009</caseid>
<question>What can I put into my brown bin?</question>
<version />
</knowledgecase>
<knowledgecase>
<caseid>101000000006</caseid>
<question>What is