One-time JSONDecodeError

[FariborzDaneshvar-NOAA]

A run for Harvey with 72hr leadtime failed with this error while fetching water level measurements from COOPS stations:

2024-02-15:17:03:23,574 INFO     [hurricane_data.py:145] Fetching water level measurements from COOPS stations...
Traceback (most recent call last):
  File "/opt/conda/envs/info/lib/python3.9/site-packages/requests/models.py", line 971, in json
    return complexjson.loads(self.text, **kwargs)    
  File "/opt/conda/envs/info/lib/python3.9/json/__init__.py", line 346, in loads 
    return _default_decoder.decode(s) 
  File "/opt/conda/envs/info/lib/python3.9/json/decoder.py", line 337, in decode
    obj, end = self.raw_decode(s, idx=_w(s, 0).end())  
  File "/opt/conda/envs/info/lib/python3.9/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 "/opt/conda/envs/info/lib/python3.9/runpy.py", line 197, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "/opt/conda/envs/info/lib/python3.9/runpy.py", line 87, in _run_code
    exec(code, run_globals)               
  File "/scripts/hurricane_data.py", line 327, in <module>
    main(args)          
  File "/scripts/hurricane_data.py", line 146, in main 
    coops_ssh = event.coops_product_within_isotach( 
  File "/opt/conda/envs/info/lib/python3.9/site-packages/stormevents/stormevent.py", line 412, in coops_product_within_isotach
    return self.coops_product_within_region(
  File "/opt/conda/envs/info/lib/python3.9/site-packages/stormevents/stormevent.py", line 494, in coops_product_within_region
    station_data = COOPS_Station(station).product(
  File "/opt/conda/envs/info/lib/python3.9/site-packages/searvey/coops.py", line 370, in product 
    data = self.__query.data
  File "/opt/conda/envs/info/lib/python3.9/site-packages/searvey/coops.py", line 607, in data
    data = response.json()
  File "/opt/conda/envs/info/lib/python3.9/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)
ERROR conda.cli.main_run:execute(124): `conda run python -m hurricane_data --date-range-outpath /work2/noaa/nos-surge/shared/nhc_hurricanes/harvey_2017_41ec68f4-0c5d-4923-8d0e-3fbbec92936d/setup/dates.csv 
--track-outpath /work2/noaa/nos-surge/shared/nhc_hurricanes/harvey_2017_41ec68f4-0c5d-4923-8d0e-3fbbec92936d/nhc_track/hurricane-track.dat 
--swath-outpath /work2/noaa/nos-surge/shared/nhc_hurricanes/harvey_2017_41ec68f4-0c5d-4923-8d0e-3fbbec92936d/windswath 
--station-data-outpath /work2/noaa/nos-surge/shared/nhc_hurricanes/harvey_2017_41ec68f4-0c5d-4923-8d0e-3fbbec92936d/coops_ssh/stations.nc 
--station-location-outpath /work2/noaa/nos-surge/shared/nhc_hurricanes/harvey_2017_41ec68f4-0c5d-4923-8d0e-3fbbec92936d/setup/stations.csv 
--past-forecast --hours-before-landfall 72 --lead-times /work2/noaa/nos-surge/smani/data/lead.json harvey 2017` failed. (See above for error)  

It was just one-time error and the re-run went through without any issue! So posting it here for documentations.

[SorooshMani-NOAA]

I guess this might just be a server side issue that is resolved. But I can't say for sure!