2020-2-24(49)

import requests

#get方法请求
r = requests.get("http://www.sohu.com")
print(r)
print(r.status_code)
print(r.text[:22])

#get请求加参数
d = {"name":"cc","age":18}
r = requests.get("http://www.sohu.com",params = d)
print(r.url)
print(r.text[:22])

d = {"name":"cc","age":[18,20]}
r = requests.get("http://www.sohu.com",params = d)
print(r.url)
print(r.text[:22])

#post方法请求
r = requests.post("http://httpbin.org/post",data = {"name":"cc"})
print(r.text)

r = requests.post("http://httpbin.org/post",data = "cc")
print(r.text)


#获取json返回结果
r = requests.post('http://127.0.0.1:5000/login',data = {"name":"cc"})
print(r.text)
print(type(r.text)) #str
print(r.json())
print(type(r.json())) #dict

#定制请求头
d = {"name":"cc","age":"18"}
r = requests.get('http://127.0.0.1:5000/login',headers = d)
print(r.text)

r = requests.post('http://127.0.0.1:5000/login',headers = d)
print(r.text)

#状态码判断
r = requests.get('http://httpbin.org')
print(r.status_code)
print(r.status_code == requests.codes.ok)

try:
    r = requests.get('http://httpbin.org/cc')
    r.raise_for_status()
except:
    print(r.status_code)
    print(r.raise_for_status())

#获取响应头
r = requests.get('http://httpbin.org')
print(r.headers)
for k,v in r.headers.items():
    print(k,v)

#获取cookie
r = requests.get("https://iciba.com/")
print(r.cookies)
print(type(r.cookies))

for cookie in r.cookies:
    print(cookie)
    
#请求超时
try:
    r = requests.get('https://www.baidu.com',timeout=0.001)
except:
    print("请求超时")