JSONDecodeError when calling request.post()

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vmyrg
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JSONDecodeError when calling request.post()

by vmyrg » Fri May 16, 2025 4:37 pm America/New_York

Hello,

I am making a request via python to login to the AρρEEARS API. When calling the request.post() function as shown here : token_response = r.post('{}login'.format(api), auth=(user, password)).json()

I get the following json decoder error :

JSONDecodeError Traceback (most recent call last)
File ~/miniconda3/envs/py3/lib/python3.13/site-packages/requests/models.py:974, in Response.json(self, **kwargs)
973 try:
--> 974 return complexjson.loads(self.text, **kwargs)
975 except JSONDecodeError as e:
976 # Catch JSON-related errors and raise as requests.JSONDecodeError
977 # This aliases json.JSONDecodeError and simplejson.JSONDecodeError

File ~/miniconda3/envs/py3/lib/python3.13/json/__init__.py:346, in loads(s, cls, object_hook, parse_float, parse_int, parse_constant, object_pairs_hook, **kw)
343 if (cls is None and object_hook is None and
344 parse_int is None and parse_float is None and
345 parse_constant is None and object_pairs_hook is None and not kw):
--> 346 return _default_decoder.decode(s)
347 if cls is None:

File ~/miniconda3/envs/py3/lib/python3.13/json/decoder.py:345, in JSONDecoder.decode(self, s, _w)
341 """Return the Python representation of ``s`` (a ``str`` instance
342 containing a JSON document).
343
344 """
--> 345 obj, end = self.raw_decode(s, idx=_w(s, 0).end())
346 end = _w(s, end).end()

File ~/miniconda3/envs/py3/lib/python3.13/json/decoder.py:363, in JSONDecoder.raw_decode(self, s, idx)
...
976 # Catch JSON-related errors and raise as requests.JSONDecodeError
977 # This aliases json.JSONDecodeError and simplejson.JSONDecodeError
--> 978 raise RequestsJSONDecodeError(e.msg, e.doc, e.pos)

JSONDecodeError: Expecting value: line 1 column 1 (char 0)

This function was working without probs a few months ago. No changes in python or the request package since then.

Any help will be greatly appreciated

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Re: JSONDecodeError when calling request.post()

by LP DAAC - dgolon » Tue Jun 03, 2025 3:27 pm America/New_York

Hello @vmyrg apologies for missing this question. We are looking into it now. Thanks -- Danielle
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vmyrg
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Re: JSONDecodeError when calling request.post()

by vmyrg » Tue Jun 03, 2025 3:33 pm America/New_York

LP DAAC - dgolon wrote:
> Hello @vmyrg apologies for missing this question. We are
> looking into it now. Thanks -- Danielle

Hi Danielle. This error was caused by me using a wrong Json format. It was my mistake. Thanks.

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Re: JSONDecodeError when calling request.post()

by LP DAAC - dgolon » Tue Jun 03, 2025 3:43 pm America/New_York

Thank you for letting us know. Again, sorry we missed your question. Glad to hear it has been resolved. Thanks -- Danielle
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