json處理不嚴謹問題,出現"json.decoder.JSONDecodeError"解決辦法
阿新 • • 發佈:2018-11-06
使用post請求時,
在某些情況下,特別是跨語言情況下,JSON可能是這個樣子:
輸入
{
"btitle": "三國演義(第二版)",
"bpub_date": "1990-02-03"
}
在程式碼呼叫的時候,
json.loads(json_str)
報出下面的錯誤
Internal Server Error: /books/
Traceback (most recent call last):
File "/Users/kungs/django_py3_1.11/lib/python3.6/site-packages/django/core/handlers/exception.py" , line 41, in inner
response = get_response(request)
File "/Users/kungs/django_py3_1.11/lib/python3.6/site-packages/django/core/handlers/base.py", line 187, in _get_response
response = self.process_exception_by_middleware(e, request)
File "/Users/kungs/django_py3_1.11/lib/python3.6/site-packages/django/core/handlers/base.py" , line 185, in _get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/Users/kungs/django_py3_1.11/lib/python3.6/site-packages/django/views/generic/base.py", line 68, in view
return self.dispatch(request, *args, **kwargs)
File "/Users/kungs/django_py3_1.11/lib/python3.6/site-packages/django/views/generic/base.py" , line 88, in dispatch
return handler(request, *args, **kwargs)
File "/Users/kungs/Desktop/code/demo/booktest/views.py", line 65, in post
req_data = json.loads(json_str)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/json/__init__.py", line 354, in loads
return _default_decoder.decode(s)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/json/decoder.py", line 339, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/json/decoder.py", line 355, in raw_decode
obj, end = self.scan_once(s, idx)
json.decoder.JSONDecodeError: Invalid control character at: line 2 column 18 (char 19)
解決辦法:
將上面的程式碼改為
json.loads(json_str, strict=False)
問題解決~