def insertDomain(self, domain, indegree=0, outdegree=0):
		'''增加一个域名'''
		cur = self.conn.cursor()
		cur.execute("INSERT INTO Domains VALUES (NULL,?,?,?)", (domain, indegree, outdegree))
		# 写入到文件中
		self.conn.commit()
def activate(self, func):
        evaldict = {'ldap3mock': self, 'func': func}
        return get_wrapped(func, _wrapper_template, evaldict)