def insertWebsite(self, url, domain):
		'''增加一个网页,标记为未访问,并对相应的domain增加其入度'''
		cur = self.conn.cursor()
		cur.execute("SELECT 1 FROM Domains WHERE domain=?", (domain,))
		result = cur.fetchone()
		if not result:
			# 未有对应domain记录, 先创建domain, 把入度设为1
			if VERBOSE:
				print 'Spot Domain:',domain
			self.insertDomain(domain, indegree=1)
			cur.execute("SELECT did FROM Domains WHERE domain=?", (domain,))
			did = cur.fetchone()[0]
		else:
			did = result[0]
			# 对应的domain记录已经存在, 对其入度+1
			cur.execute("UPDATE Domains SET outdegree=outdegree+1 WHERE domain=?", (domain,))

		cur.execute("INSERT INTO Websites VALUES (NULL,?,?,NULL,0)", (did, url,))
		# 写入到文件
		self.conn.commit()
def psidq(bch):
    """creates the surface plots of a BCH reader object
    with a psid-psiq identification"""
    id = bch.psidq['id']
    iq = bch.psidq['iq']
    torque = bch.psidq['torque']
    ld = np.array(bch.psidq_ldq['ld'])
    lq = np.array(bch.psidq_ldq['lq'])
    psim = bch.psidq_ldq['psim']
    psid = bch.psidq['psid']
    psiq = bch.psidq['psiq']

    rows = 3
    fig = plt.figure(figsize=(10, 4*rows))
    fig.suptitle('Psid-Psiq Identification {}'.format(
        bch.filename), fontsize=16)

    fig.add_subplot(rows, 2, 1, projection='3d')
    idq_torque(id, iq, torque)

    fig.add_subplot(rows, 2, 2, projection='3d')
    idq_psid(id, iq, psid)

    fig.add_subplot(rows, 2, 3, projection='3d')
    idq_psiq(id, iq, psiq)

    fig.add_subplot(rows, 2, 4, projection='3d')
    idq_psim(id, iq, psim)

    fig.add_subplot(rows, 2, 5, projection='3d')
    idq_ld(id, iq, ld)

    fig.add_subplot(rows, 2, 6, projection='3d')
    idq_lq(id, iq, lq)