After upgrading de notebook indicates the following error: sage: notebook() The notebook files are stored in: sage_notebook.sagenb ┌────────────────────────────────────────────────┐ │ │ │ Open your web browser to http://localhost:8080 │ │ │ └────────────────────────────────────────────────┘ Executing twistd --pidfile="sage_notebook.sagenb/sagenb.pid" -ny "sage_notebook.sagenb/twistedconf.tac" Unhandled Error Traceback (most recent call last): File "/usr/lib/python3.5/site-packages/Twisted-16.2.0-py3.5.egg/twisted/application/app.py", line 643, in run runApp(config) File "/usr/lib/python3.5/site-packages/Twisted-16.2.0-py3.5.egg/twisted/scripts/twistd.py", line 25, in runApp _SomeApplicationRunner(config).run() File "/usr/lib/python3.5/site-packages/Twisted-16.2.0-py3.5.egg/twisted/application/app.py", line 374, in run self.application = self.createOrGetApplication() File "/usr/lib/python3.5/site-packages/Twisted-16.2.0-py3.5.egg/twisted/application/app.py", line 439, in createOrGetApplication application = getApplication(self.config, passphrase) --- <exception caught here> --- File "/usr/lib/python3.5/site-packages/Twisted-16.2.0-py3.5.egg/twisted/application/app.py", line 450, in getApplication application = service.loadApplication(filename, style, passphrase) File "/usr/lib/python3.5/site-packages/Twisted-16.2.0-py3.5.egg/twisted/application/service.py", line 411, in loadApplication passphrase) File "/usr/lib/python3.5/site-packages/Twisted-16.2.0-py3.5.egg/twisted/persisted/sob.py", line 223, in loadValueFromFile codeObj = compile(data, filename, "exec") builtins.SyntaxError: Missing parentheses in call to 'print' (twistedconf.tac, line 21)
Failed to load application: Missing parentheses in call to 'print' (twistedconf.tac, line 21) --------------------------------------------------------------------------- error Traceback (most recent call last) <ipython-input-1-3728cb3d7c7d> in <module>() ----> 1 notebook() /usr/share/sage/source/sage/misc/lazy_import.pyx in sage.misc.lazy_import.LazyImport.__call__ (/build/sagemath/src/sage-7.2/src/build/cythonized/sage/misc/lazy_import.c:3629)() 384 True 385 """ --> 386 return self._get_object()(*args, **kwds) 387 388 def __repr__(self): /usr/lib/python2.7/site-packages/sagenb/notebook/notebook_object.pyc in __call__(self, *args, **kwds) 237 """ 238 def __call__(self, *args, **kwds): --> 239 return self.notebook(*args, **kwds) 240 241 notebook = run_notebook.notebook_run /usr/lib/python2.7/site-packages/sagenb/notebook/run_notebook.pyc in notebook_run(self, directory, port, interface, port_tries, secure, reset, accounts, openid, server_pool, ulimit, timeout, doc_timeout, upload, automatic_login, start_path, fork, quiet, server, profile, subnets, require_login, open_viewer, address) 638 os.chdir(cwd) 639 if e == 256: --> 640 raise socket.error 641 642 def get_admin_passwd(): error: This happens with other notebooks. -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.