index_pe_pb_div results in JSONDecodeError

[devfinwiz]

from nsepython import index_pe_pb_div

def dataset_generator():  
    symbol = "NIFTY 50"
    start_date = "01-Mar-2011"
    end_date = "07-Jun-2021"
    print(index_pe_pb_div(symbol,start_date,end_date))
    
dataset_generator()

Traceback (most recent call last):
  File "C:\Users\Dev.Juneja\AppData\Local\Packages\PythonSoftwareFoundation.Python.3.10_qbz5n2kfra8p0\LocalCache\local-packages\Python310\site-packages\requests\models.py", line 971, in json
    return complexjson.loads(self.text, **kwargs)
  File "C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.10_3.10.3056.0_x64__qbz5n2kfra8p0\lib\json\__init__.py", line 346, in loads
    return _default_decoder.decode(s)
  File "C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.10_3.10.3056.0_x64__qbz5n2kfra8p0\lib\json\decoder.py", line 337, in decode
    obj, end = self.raw_decode(s, idx=_w(s, 0).end())
  File "C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.10_3.10.3056.0_x64__qbz5n2kfra8p0\lib\json\decoder.py", line 355, in raw_decode
    raise JSONDecodeError("Expecting value", s, err.value) from None
json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "c:\Users\Dev.Juneja\Downloads\Fin-Maestro\Prerequisites\test.py", line 9, in <module>
    dataset_generator()
  File "c:\Users\Dev.Juneja\Downloads\Fin-Maestro\Prerequisites\test.py", line 7, in dataset_generator
    print(index_pe_pb_div(symbol,start_date,end_date))
  File "C:\Users\Dev.Juneja\AppData\Local\Packages\PythonSoftwareFoundation.Python.3.10_qbz5n2kfra8p0\LocalCache\local-packages\Python310\site-packages\nsepython\rahu.py", line 727, in index_pe_pb_div
    payload = requests.post('https://niftyindices.com/Backpage.aspx/getpepbHistoricaldataDBtoString', headers=niftyindices_headers,  data=data).json()
  File "C:\Users\Dev.Juneja\AppData\Local\Packages\PythonSoftwareFoundation.Python.3.10_qbz5n2kfra8p0\LocalCache\local-packages\Python310\site-packages\requests\models.py", line 975, in json
    raise RequestsJSONDecodeError(e.msg, e.doc, e.pos)
requests.exceptions.JSONDecodeError: Expecting value: line 1 column 1 (char 0)

[devfinwiz]

Not receiving this exception anymore but getting an empty dataframe as result for few indices. Eg: Nifty Smallcap 100.

[aeron7]

https://forum.unofficed.com/t/nse-results-giving-jsondecodeerror/1315/7

[devfinwiz]

Mind checking the above url once @aeron7 ? I feel there is some problem with it...

[dsanr]

@aeron7 I am getting an empty dataframe for 'nifty largemidcap 250' and 'nifty smallcap 100' indices, using index_pe_pb_div method.