miniyk2012

'''
内存泄漏循环引用的例子
https://www.jb51.net/article/200171.htm'''

import sys
import threading
import time
import gc

miniyk2012

import requests

with requests.Session() as s:
    jar = requests.cookies.RequestsCookieJar()
    jar.set('tasty_cookie', 'yum')
    s.cookies = jar
    r = s.get('http://httpbin.org/cookies/set/sessioncookie/123456789')
    print(r.history)
    print(r.history[1].headers)
    print(r.history[1].cookies)  # 取的是响应中`Set-Cookie`的value, RequestsCookieJar对象

miniyk2012

"""
http://docs.python-requests.org/en/master/user/advanced/#session-objects
When your app makes a connection to a server using a Session,
it keeps that connection around in a connection pool.
When your app wants to connect to the same server again,
it will reuse a connection from the pool rather than establishing a new one.
"""

import requests

miniyk2012

from time import time
from handythread import foreach
from multiprocessing.pool import Pool
import numpy as np
import math

def f(x):
    # print(x)
    y = [1]*10000000
    [math.exp(i) for i in y]

miniyk2012

print("how are you")