AttributeError: type object 'IOLoop' has no attribute 'current' #8374
Comments
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@minrk suggested upgrading pyzmq and seeing if that helps. |
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Short answer: I solved my problem by creating a new Longer answer: The As mentioned before, I created a new Thanks! |
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yes, @minrk was right. It does help upgrading pyzmq. Btw, I created my virtual environment using conda. |
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Just wanted to report I got the same issue after doing |
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Want to chime in that downgrading |
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Same issue immediately after updating to tornado version 5.0. Solved by using the suggestion by @minrk to update pyzmq. No need to downgrade tornado. |
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temp fix until resolved |
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I found the solution from jupyter/notebook#3407 |
I'm attempting to start an
ipython notebookin a remote server, inside a virtual environment, but I get the following error:$ ipython notebook -no-browser --port=8000 --ip=0.0.0.0 --log-level=DEBUG [D 11:33:42.180 NotebookApp] Config changed: [D 11:33:42.180 NotebookApp] {'NotebookApp': {'ip': u'0.0.0.0', 'log_level': u'DEBUG', 'port': 8000, 'open_browser': False}} [D 11:33:42.181 NotebookApp] IPYTHONDIR set to: /user/j/jorgeh/.ipython [D 11:33:42.181 NotebookApp] Using existing profile dir: u'/user/j/jorgeh/.ipython/profile_default' [D 11:33:42.182 NotebookApp] Searching path [u'/user/j/jorgeh/research/vEnv2', u'/user/j/jorgeh/.ipython/profile_default', '/usr/local/etc/ipython', '/etc/ipython'] for config files [D 11:33:42.182 NotebookApp] Attempting to load config file: ipython_config.py VIRTUAL_ENV -> /user/j/jorgeh/research/vEnv2/lib/python2.7/site-packages [D 11:33:42.184 NotebookApp] Loaded config file: /user/j/jorgeh/.ipython/profile_default/ipython_config.py [D 11:33:42.184 NotebookApp] Attempting to load config file: ipython_notebook_config.py [D 11:33:42.185 NotebookApp] Loaded config file: /user/j/jorgeh/.ipython/profile_default/ipython_notebook_config.py [D 11:33:42.186 NotebookApp] Config changed: [D 11:33:42.186 NotebookApp] {'NotebookApp': {'ip': u'0.0.0.0', 'verbose_crash': True, 'log_level': u'DEBUG', 'port': 8000, 'open_browser': False}} [D 11:33:42.189 NotebookApp] searching for local mathjax in [u'/user/j/jorgeh/.ipython/nbextensions', '/user/j/jorgeh/research/vEnv2/share/jupyter/nbextensions', '/usr/local/share/jupyter/nbextensions', '/usr/share/jupyter/nbextensions'] [D 11:33:42.190 NotebookApp] searching for local mathjax in [u'/user/j/jorgeh/.ipython/profile_default/static', '/user/j/jorgeh/research/vEnv2/lib/python2.7/site-packages/IPython/html/static'] [I 11:33:42.190 NotebookApp] Using MathJax from CDN: https://cdn.mathjax.org/mathjax/latest/MathJax.js [W 11:33:42.224 NotebookApp] Terminals not available (error was No module named terminado) [I 11:33:42.224 NotebookApp] Serving notebooks from local directory: /user/j/jorgeh/research/vEnv2 [I 11:33:42.224 NotebookApp] 0 active kernels [I 11:33:42.224 NotebookApp] The IPython Notebook is running at: http://0.0.0.0:8000/ [I 11:33:42.224 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). Traceback (most recent call last): File "/user/j/jorgeh/research/vEnv2/bin/ipython", line 11, in <module> sys.exit(start_ipython()) File "/user/j/jorgeh/research/vEnv2/lib/python2.7/site-packages/IPython/__init__.py", line 120, in start_ipython return launch_new_instance(argv=argv, **kwargs) File "/user/j/jorgeh/research/vEnv2/lib/python2.7/site-packages/IPython/config/application.py", line 574, in launch_instance app.start() File "/user/j/jorgeh/research/vEnv2/lib/python2.7/site-packages/IPython/terminal/ipapp.py", line 367, in start return self.subapp.start() File "/user/j/jorgeh/research/vEnv2/lib/python2.7/site-packages/IPython/html/notebookapp.py", line 1092, in start self.io_loop = ioloop.IOLoop.current() AttributeError: type object 'IOLoop' has no attribute 'current' If you suspect this is an IPython bug, please report it at: https://github.com/ipython/ipython/issues or send an email to the mailing list at ipython-dev@scipy.org You can print a more detailed traceback right now with "%tb", or use "%debug" to interactively debug it. Extra-detailed tracebacks for bug-reporting purposes can be enabled via: c.Application.verbose_crash=TrueI've read #7689, and updated relevant packages, but no luck so far. Unlike in that issue, in my case I don't need/have
ipython-sqlThis is the output of
pip freeze(the list was too long, so I left what I assume was interesting, but let me know if you need more info):The text was updated successfully, but these errors were encountered: