Conda environment creation from jupyter failing (JSON parse issue)

[goswamig]

Running notebook with nb_conda version 2.2.1 leads to
[W 00:36:26.479 NotebookApp] [nb_conda] JSON parse fail:
Extra data: line 2 column 1 (char 77)
[E 00:36:26.480 NotebookApp] Uncaught exception POST /conda/environments/python3/packages/install (127.0.0.1)
HTTPServerRequest(protocol='https', host='127.0.0.1:8157', method='POST', uri='/conda/environments/python3/packages/install', version='HTTP/1.1', remote_ip='127.0.0.1')
Traceback (most recent call last):
File "/home/ubuntu/anaconda3/envs/python3/lib/python3.6/site-packages/tornado/web.py", line 1541, in _execute
result = method(*self.path_args, **self.path_kwargs)
File "/home/ubuntu/anaconda3/envs/python3/lib/python3.6/site-packages/tornado/web.py", line 2949, in wrapper
return method(self, *args, **kwargs)
File "/home/ubuntu/anaconda3/envs/python3/lib/python3.6/site-packages/notebook/base/handlers.py", line 716, in wrapper
return method(self, *args, **kwargs)
File "/home/ubuntu/anaconda3/envs/python3/lib/python3.6/site-packages/nb_conda/handlers.py", line 136, in post
resp = self.env_manager.install_packages(env, packages)
File "/home/ubuntu/anaconda3/envs/python3/lib/python3.6/site-packages/nb_conda/envmanager.py", line 160, in install_packages
return self.clean_conda_json(output)
File "/home/ubuntu/anaconda3/envs/python3/lib/python3.6/site-packages/nb_conda/envmanager.py", line 101, in clean_conda_json
lines = [line for line in lines if re.match(JSONISH_RE)]
File "/home/ubuntu/anaconda3/envs/python3/lib/python3.6/site-packages/nb_conda/envmanager.py", line 101, in
lines = [line for line in lines if re.match(JSONISH_RE)]
TypeError: match() missing 1 required positional argument: 'string'
[W 00:36:26.482 NotebookApp] Unhandled error
[E 00:36:26.483 NotebookApp] {
"Host": "127.0.0.1:8157",
"Accept": "application/json, text/javascript, /; q=0.01",
"X-Requested-With": "XMLHttpRequest",
"X-Xsrftoken": "2|cee34e7f|0513fedcd5194fd65683eb14d150ba0f|1533157020",
"Accept-Language": "en-us",
"Accept-Encoding": "gzip, deflate",
"Content-Type": "application/x-www-form-urlencoded; charset=UTF-8",
"Origin": "https://127.0.0.1:8157",
"User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/11.1.2 Safari/605.1.15",
"Referer": "https://127.0.0.1:8157/tree?",
"Content-Length": "24",
"Connection": "keep-alive",
"Cookie": "username-127-0-0-1-8157="2|1:0|10:1533157024|23:username-127-0-0-1-8157|44:NTU0MTA5ZWQzYjI5NDg0MWEwODI1NGQ3OGM2MDIxNDY=|43be7266b8ccfeaf2d5f9403a2c5a21d1a7da08b9e11525d716c6c7ee6596167"; _xsrf=2|cee34e7f|0513fedcd5194fd65683eb14d150ba0f|1533157020"
}
[E 00:36:26.483 NotebookApp] 500 POST /conda/environments/python3/packages/install (127.0.0.1) 12146.91ms referer=https://127.0.0.1:8157/tree?

Issues:
jupyterhub/jupyterhub#1844
jupyter/notebook#3815

[mbaijal]

Hi, Is there any update on this?