import requests
# 使用requests发起一个get请求
response = requests.get('http://www.baidu.com')
print(response)
print(type(response))
# 打印此次请求的地址
print(response.url)
# 打印此次请求的请求头
print(response.headers)
# 打印此次请求的cookie信息
print(response.cookies)
for key, value in response.cookies.items():
print(key, "=", value)
# 打印此次请求的状态码
print(response.status_code)
# 获取网页内容
# text：得到的是字符串
print(response.text)
# content：得到的是二进制数据
print(response.content)
# ------------------使用requests构造一个携带参数的get请求-------------------------
test_url_get = "http://httpbin.org/get"
params = {
"username": "zhangsan",
"password": "123456"
}
# 使用requests发送请求如果不设置请求头，则默认的请求头是python-requests/requests版本号
response = requests.get(test_url_get, params=params)
print(response.text)
# 当访问一个网址得到的json字符串，则可以直接调用json()函数，直接将返回的结果转换成字典可以直接解析json就不需要导入json模块，再使用json.loads()来进行转化了
print("===", response.json())
print("+++", type(response.json()))
# -------------------使用requests构造一个携带参数的post请求---------------------------
test_url_post = "http://httpbin.org/post"
data = {
"name": "lisi",
"mima": "678910"
}
response = requests.post(test_url_post, data=data)
print(response.text)
# --------------------使用requests设置随机请求头和代理IP----------------------------------
test_url = "http://www.baidu.com"
proxy = {"http": "http://219.141.153.41:80"}
headers = {'User-Agent': "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:61.0) Gecko/20100101 Firefox/61.0"}
response = requests.get(test_url, proxies=proxy, headers=headers)
print(response.text)
print(response.request.headers)