requrests.get(url)
# 添加参数
requests.get(url,params=payload)

requests.post(url,data=http://www.mamicode.com/payload)

r = requests.put(url)
r = requests.delete(url)
r = requests.head(url)
r = requests.options(url)

requests.get(url,headers=headers)

requests.get(url,cookies=cookies)

requests.get(url,timeout=30)