关于prometheus:python3调用-prometheus-API

import os, json, requests, timedef get_disk_peak(ip):    # 拼接URL    pre_url = 'http://10.xx.5.3x:90x0' + '/api/v1/query?query='    expr = '(node_filesystem_size_bytes{fstype!~"apfs",mountpoint="/",instancehost="ip17"} - node_filesystem_free_bytes{fstype!~"apfs",mountpoint="/",instancehost="ip17"}) / node_filesystem_size_bytes{fstype!~"apfs",mountpoint="/",instancehost="ip17"} * 100'.replace('ip17', ip)    url = pre_url + expr    result = {}    # 申请URL后将Json数据转为字典对象    res = json.loads(requests.post(url=url).content.decode('utf8', 'ignore'))    print("###json:", res)    # 循环取出字典里每个IP的values，排序取最高值，最初存入result字典    result_list = res.get('data').get('result')    print(result_list)    result_dict = result_list[0]    result_value = result_dict['value']    return result_value[1]def get_rule_recovery(ip, recovery_expr):    # 拼接URL    pre_url = 'http://10.xx.5.3x:9xx0' + '/api/v1/query?query='    expr = recovery_expr.replace('ip17', ip)    url = pre_url + expr    # 申请URL后将Json数据转为字典对象    res = json.loads(requests.post(url=url).content.decode('utf8', 'ignore'))    print("###json:", res)    result_list = res.get('data').get('result')    print(result_list)    result_dict = result_list[0]    result_value = result_dict['value']    return result_value[1]ww = '(node_filesystem_size_bytes{fstype!~"apfs",mountpoint="/",instancehost="ip17"} - node_filesystem_free_bytes{fstype!~"apfs",mountpoint="/",instancehost="ip17"}) / node_filesystem_size_bytes{fstype!~"apfs",mountpoint="/",instancehost="ip17"} * 100'print(get_rule_recovery(ip='10.31.140.24', recovery_expr=ww))