python requests token获取及接口认证方法

import requests
session = requests.session()
url = 'http://www.mtxshop.com:7002/passport/login'
data = {
    'username':'shamo',
    'password':'0659c7992e268962384eb17fafe88364',
    'captcha':'1512',
    'uuid':'0f7fe400-20e6-11ed-b77a-f75b61a3b951'
}
resp = session.request(method='post',url=url,data=data)
print(resp.status_code)
print(resp.json())
token = resp.json()['access_token']
url = 'http://www.mtxshop.com:7002/trade/carts/buy'
headers={"Authorization": "Bearer " + token}#token作为令牌的接口认证
data = {
    'sku_id':'302',
    'num':'10'
}
resp = session.request(method='post',url=url,data=data,headers=headers)
print(resp.status_code)
print(resp.json())