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这篇文章主要为大家逐层解析Python3自定义json,内容简而易懂,希望大家可以学习一下,学习完之后肯定会有收获的,下面让小编带大家一起来看看吧。
用python3对json内容逐层进行解析,拿中国天气网的接口返回数据测试,
代码如下:
# -*- coding: utf-8 -*- import operator as op from collections import defaultdict class Json(object): def __init__(self, json: str): sth = eval(json) load = lambda sth: sth if op.eq(type(sth).__name__, dict.__name__) else None self.json_dict = load(sth) self.ret_j = defaultdict(dict) self.analyze(self.json_dict) def analyze(self, j_dict: dict, lvl=0) -> None: lvl += 1 for k in j_dict: v = j_dict[k] v_type = type(v) try: self.ret_j[lvl][str(j_dict)].append(f"{k}:{v}") except: self.ret_j[lvl][str(j_dict)] = [] self.ret_j[lvl][str(j_dict)].append(f"{k}:{v}") if op.eq(v_type.__name__, dict.__name__): self.analyze(v, lvl) elif op.eq(v_type.__name__, list.__name__): for each in v: if op.eq(type(each).__name__, dict.__name__): self.analyze(each, lvl) def get_analysis(self) -> None: print(f"这个json拢共分{len(self.ret_j)}层") print("------") for lvl in self.ret_j: print(f"第{lvl}层解析") for root in self.ret_j[lvl]: print(f"解析内容:{root}") for each in self.ret_j[lvl][root]: print(each) print("------") if __name__ == '__main__': try: import requests except: exit(0) url = "http://forecast.weather.com.cn/napi/h6map/city/101/jQuery1533133004035?callback=jQuery1533133004035" r = requests.get(url) d_r = r.content.decode() json_4_test = d_r[d_r.index("(") + 1:d_r.index(")")] Json(json_4_test).get_analysis()
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