Python爬虫:url中带字典列表参数的编码转换方法
人气:0平时见到的url参数都是key-value, 一般vlaue都是字符串类型的
如果有幸和我一样遇到字典,列表等参数,那么就幸运了
python2代码
import json from urllib import urlencode # 1. 直接将url编码 params = { "name": "Tom", "hobby": ["ball", "swimming"], "books": [{"name": "语文", "pages": 20}] } print(urlencode(params)) """ hobby=%5B%27ball%27%2C+%27swimming%27%5D& books=%5B%7B%27name%27%3A+%27%5Cxe8%5Cxaf%5Cxad%5Cxe6%5Cx96%5Cx87%27%2C+%27pages%27%3A+20%7D%5D& name=Tom """ # 2. 先用json序列化字典和列表参数 params = { "name": "Tom", "hobby": json.dumps(["ball", "swimming"]), "books": json.dumps([{"name": "语文", "pages": 20}]) } print(urlencode(params)) """ hobby=%5B%22ball%22%2C+%22swimming%22%5D& books=%5B%7B%22name%22%3A+%22%5Cu8bed%5Cu6587%22%2C+%22pages%22%3A+20%7D%5D& name=Tom """
观察1 和2 序列化出来的url参数不是一样的,如果第一种方式的url不能正常访问,那么就用第二种
您可能感兴趣的文章:
加载全部内容