python+requests接口压力测试500次,查看响应时间的实例

import json
import requests
import logging
logging.basicConfig(level=logging.INFO, format=\'%(asctime)s - %(name)s - %(levelname)s - %(message)s\')
logger = logging.getLogger(__name__)
restime = []
OK=[]
class Restime():
 def API(self,URL2,param):
  try:
   r = requests.get(URL2, params=param, timeout=10)
   r.raise_for_status() # 如果响应状态码不是 200，就主动抛出异常
  except requests.RequestException as e:
   print(e)
  else:
   js = json.dumps(r.json())
   return [r.json(), r.elapsed.total_seconds(),js]
 def circulation(self,num,URL2,param):
  for i in range(num):
   restime.append(Restime.API(URL2,param)[1])
   if json.loads(Restime.API(URL2, param)[2])[\"message\"]==\'ok\':
    OK.append(json.loads(Restime.API(URL2, param)[2])[\"message\"])
    logger.info(\'请求第\' + str(i+1) + \'次，请求\'+json.loads(Restime.API(URL2, param)[2])[\"message\"]+\',状态码：\'+json.loads(Restime.API(URL2, param)[2])[\"status\"])
   else:
    logger.info(\'请求第\' + str(i+1) + \'次，请求\' + json.loads(Restime.API(URL2, param)[2])[\"message\"] + \',状态码：\' +
       json.loads(Restime.API(URL2, param)[2])[\"status\"])
  print(\'测试次数：\',num)
  print(\'响应次数：\', len(restime))
  print(\'正常响应次数：\', len(OK))
  print(\'总响应最大时长：\', max(restime))
  print(\'总响应最小时长：\', min(restime))
  print(\'总响应时长：\', sum(restime))
  print(\'平均响应时长：\', sum(restime) / len(restime))
if __name__ == \'__main__\':
 Restime=Restime()
 #URL2 = \'http://wthrcdn.etouch.cn/weather_mini\'
 #param = {\'ip\': \'8.8.8.8\', \'city\': \'西安\'}
 num=500 #压力测试次数
 URL2 = \'http://www.kuaidi100.com/query\' #地址
 param = {\'type\' : \'zhongtong\' , \'postid\' :\'73116039505988\' } #参数
 Restime.circulation(num,URL2,param)
 input(\'Press Enter to exit...\')

测试次数： 500
响应次数： 500
正常响应次数： 500
总响应最大时长： 0.336179
总响应最小时长： 0.062753
总响应时长： 41.892936000000034
平均响应时长： 0.08378587200000007

import requests
url = \"https://www.baidu.com/\"
r = requests.post(url)
# print(r.text)
#推荐使用这种方式统计一个接口的响应时间，准确性更高
print(r.elapsed.total_seconds())
#当接口的响应时间大于1s时，下面这种统计方式就会不准确
print(r.elapsed.microseconds/(1000*1000))

import requests
url = \"http://cn.python-requests.org/zh_CN/1atest/\"
r = requests.post(url)
# print(r.text)
#结果正确
print(r.elapsed.total_seconds())
#结果不正确
print(r.elapsed.microseconds/(1000*1000))