python 序列化

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import json from io import BytesIO from rest_framework.parsers import JSONParser from rest_framework.renderers import JSONRenderer     dic_data = {'id': 2, 'name': 'Metis Finance'} print(dic_data) print(type(dic_data))   # dict - > str json_data = json.dumps(dic_data) print(json_data) print(type(json_data))   # str - > byte b_data = bytes(json_data,encoding='utf8') print(b_data) print(type(b_data))   # byte - > dict dict_data2 = JSONParser().parse(BytesIO(b_data)) print(dict_data2) print(type(dict_data2))   # dic - > byte b_data2 = JSONRenderer().render(dic_data) print(b_data2) print(type(b_data2))

　　

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{'id': 2, 'name': 'Metis Finance'} <class 'dict'> {"id": 2, "name": "Metis Finance"} <class 'str'> b'{"id": 2, "name": "Metis Finance"}' <class 'bytes'> {'id': 2, 'name': 'Metis Finance'} <class 'dict'> b'{"id":2,"name":"Metis Finance"}' <class 'bytes'>   Process finished with exit code 0