JSONDecodeError

[sedwards2]

I got this stack trace when trying to build the browser off of 8.0.0.4 (I installed both the 7_2 and 8_0 sdks and used a python 3.5 based virtualenv):

[I] (.venv3) sedwards@ws ~/i/isilon_stat_browser>
./build_stat_browser.py --cluster 10.25.103.184
Cluster username: root
Password:
Traceback (most recent call last):
File "./build_stat_browser.py", line 68, in
build_browser()
File "./build_stat_browser.py", line 63, in build_browser
bb.build_browser()
File "/home/sedwards/isilon/isilon_stat_browser/stat_key_browser/browser_builder.py", line 130, in build_browser
key_data = self._write_key_data_json(jskeys_path)
File "/home/sedwards/isilon/isilon_stat_browser/stat_key_browser/browser_builder.py", line 103, in _write_key_data_json
key_dict = self._transform_key_dict(key_dict)
File "/home/sedwards/isilon/isilon_stat_browser/stat_key_browser/browser_builder.py", line 89, in _transform_key_dict
tagger = Tagger()
File "/home/sedwards/isilon/isilon_stat_browser/stat_key_browser/tagger.py", line 29, in init
defs = json.load(def_file)
File "/usr/lib/python3.5/json/init.py", line 268, in load
parse_constant=parse_constant, object_pairs_hook=object_pairs_hook, **kw)
File "/usr/lib/python3.5/json/init.py", line 319, in loads
return _default_decoder.decode(s)
File "/usr/lib/python3.5/json/decoder.py", line 339, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "/usr/lib/python3.5/json/decoder.py", line 357, in raw_decode
raise JSONDecodeError("Expecting value", s, err.value) from None
json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)

Tried Python 2.7 and got a slightly different stack trace against 8.0.0.4:
[I] (.venv2) sedwards@ws ~/i/isilon_stat_browser> ./build_stat_browser.py --cluster 10.25.103.184
Cluster username: root
Password:
Traceback (most recent call last):
File "./build_stat_browser.py", line 68, in
build_browser()
File "./build_stat_browser.py", line 63, in build_browser
bb.build_browser()
File "/home/sedwards/isilon/isilon_stat_browser/stat_key_browser/browser_builder.py", line 130, in build_browser
key_data = self._write_key_data_json(jskeys_path)
File "/home/sedwards/isilon/isilon_stat_browser/stat_key_browser/browser_builder.py", line 103, in _write_key_data_json
key_dict = self._transform_key_dict(key_dict)
File "/home/sedwards/isilon/isilon_stat_browser/stat_key_browser/browser_builder.py", line 89, in _transform_key_dict
tagger = Tagger()
File "/home/sedwards/isilon/isilon_stat_browser/stat_key_browser/tagger.py", line 29, in init
defs = json.load(def_file)
File "/usr/lib/python2.7/json/init.py", line 291, in load
**kw)
File "/usr/lib/python2.7/json/init.py", line 339, in loads
return _default_decoder.decode(s)
File "/usr/lib/python2.7/json/decoder.py", line 364, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "/usr/lib/python2.7/json/decoder.py", line 382, in raw_decode
raise ValueError("No JSON object could be decoded")
ValueError: No JSON object could be decoded