我在启动带有python 3内核的jupyter笔记本时遇到问题。据我记得以前的事情已经奏效了。使用Python 2.7内核的笔记本很好。我试图更新包但最后，我不知道在哪里寻找。我希望，我没有错过任何已经发布的解决方案。如果是这样，我很抱歉 - 但我花了很长时间来寻找它。
用于诊断：
(base) screening-mac-14-tb:jupiter-folder testuser$ jupyter kernelspec list
Available kernels:
python3 /Users/testuser/Library/Jupyter/kernels/python3
scijava /Users/testuser/Library/Jupyter/kernels/scijava
python2 /Users/testuser/anaconda/share/jupyter/kernels/python2
(base) screening-mac-14-tb:jupiter-folder testuser$ jupyter troubleshoot
DEPRECATION: The default format will switch to columns in the future. You can use --format=(legacy|columns) (or define a format=(legacy|columns) in your pip.conf under the [list] section) to disable this warning.
/Users/testuser/anaconda/lib/python2.7/site-packages/pip/_vendor/requests/packages/urllib3/util/ssl_.py:318: SNIMissingWarning: An HTTPS request has been made, but the SNI (Subject Name Indication) extension to TLS is not available on this platform. This may cause the server to present an incorrect TLS certificate, which can cause validation failures. You can upgrade to a newer version of Python to solve this. For more information, see https://urllib3.readthedocs.io/en/latest/security.html#snimissingwarning.
SNIMissingWarning
/Users/testuser/anaconda/lib/python2.7/site-packages/pip/_vendor/requests/packages/urllib3/util/ssl_.py:122: InsecurePlatformWarning: A true SSLContext object is not available. This prevents urllib3 from configuring SSL appropriately and may cause certain SSL connections to fail. You can upgrade to a newer version of Python to solve this. For more information, see https://urllib3.readthedocs.io/en/latest/security.html#insecureplatformwarning.
InsecurePlatformWarning
$PATH:
/Users/testuser/anaconda/bin
/Users/testuser/anaconda/bin
/Users/testuser/anaconda/condabin
/Users/testuser/anaconda/bin
/Users/testuser/anaconda/bin
/usr/local/bin
/usr/bin
/bin
/usr/sbin
/sbin
/opt/X11/bin
sys.path:
/Users/testuser/anaconda/bin
/Users/testuser/CellProfiler
/Users/testuser/anaconda/lib/python27.zip
/Users/testuser/anaconda/lib/python2.7
/Users/testuser/anaconda/lib/python2.7/plat-darwin
/Users/testuser/anaconda/lib/python2.7/plat-mac
/Users/testuser/anaconda/lib/python2.7/plat-mac/lib-scriptpackages
/Users/testuser/anaconda/lib/python2.7/lib-tk
/Users/testuser/anaconda/lib/python2.7/lib-old
/Users/testuser/anaconda/lib/python2.7/lib-dynload
/Users/testuser/.local/lib/python2.7/site-packages
/Users/testuser/anaconda/lib/python2.7/site-packages
/Users/testuser/anaconda/lib/python2.7/site-packages/Sphinx-1.5.1-py2.7.egg
/Users/testuser/anaconda/lib/python2.7/site-packages/aeosa
/Users/testuser/anaconda/lib/python2.7/site-packages/wx-3.0-osx_cocoa
sys.executable:
/Users/testuser/anaconda/bin/python
sys.version:
2.7.6 |Anaconda custom (64-bit)| (default, Nov 11 2013, 10:49:09)
[GCC 4.0.1 (Apple Inc. build 5493)]
platform.platform():
Darwin-17.7.0-x86_64-i386-64bit
which -a jupyter:
/Users/testuser/anaconda/bin/jupyter
/Users/testuser/anaconda/bin/jupyter
/Users/testuser/anaconda/bin/jupyter
/Users/testuser/anaconda/bin/jupyter
pip list:
alabaster (0.7.9)
anaconda-client (1.6.0)
anaconda-navigator (1.5)
anaconda-project (0.4.1)
appnope (0.1.0)
appscript (1.0.1)
argcomplete (1.0.0)
asn1crypto (0.24.0)
astroid (1.4.9)
astropy (1.3)
Babel (2.3.4)
backports-abc (0.5)
backports.functools-lru-cache (1.5)
backports.shutil-get-terminal-size (1.0.0)
backports.ssl-match-hostname (3.4.0.2)
beautifulsoup4 (4.5.3)
bitarray (0.8.1)
blaze (0.10.1)
bokeh (0.12.4)
boto (2.45.0)
Bottleneck (1.2.0)
cdecimal (2.3)
cellh5 (1.3.0)
centrosome (1.0.5)
certifi (2018.11.29)
cffi (1.9.1)
chardet (3.0.4)
chest (0.2.3)
click (6.7)
cloudpickle (0.2.2)
clyent (1.2.2)
colorama (0.3.7)
conda (4.6.4)
configobj (5.0.6)
configparser (3.5.0)
contextlib2 (0.5.4)
cryptography (2.5)
cycler (0.10.0)
Cython (0.25.2)
cytoolz (0.8.2)
dask (0.13.0)
datashape (0.5.4)
decorator (4.0.11)
dill (0.2.5)
docutils (0.13.1)
enum34 (1.1.6)
et-xmlfile (1.0.1)
fastcache (1.0.2)
Flask (0.12)
Flask-Cors (3.0.2)
funcsigs (1.0.2)
functools32 (3.2.3.post2)
futures (3.0.5)
gevent (1.2.1)
greenlet (0.4.11)
grin (1.2.1)
h5py (2.7.1)
HeapDict (1.0.0)
hmmlearn (0.2.0)
idna (2.8)
imagesize (0.7.1)
inflect (0.2.5)
ipaddress (1.0.18)
ipykernel (4.10.0)
ipython (5.1.0)
ipython-genutils (0.1.0)
ipywidgets (5.2.2)
isort (4.2.5)
itsdangerous (0.24)
javabridge (1.0.14)
jdcal (1.3)
jedi (0.9.0)
Jinja2 (2.9.4)
jsonschema (2.5.1)
jupyter (1.0.0)
jupyter-client (4.4.0)
jupyter-console (5.0.0)
jupyter-core (4.2.1)
kiwisolver (1.0.1)
lazy-object-proxy (1.2.2)
libtiff (0.4.0)
llvmlite (0.15.0)
locket (0.2.0)
lxml (3.7.2)
MarkupSafe (0.23)
matplotlib (2.2.2)
mistune (0.7.3)
mpmath (0.19)
multipledispatch (0.4.9)
MySQL-python (1.2.5)
nbconvert (4.2.0)
nbformat (4.2.0)
networkx (1.11)
nltk (3.2.2)
nose (1.3.7)
notebook (4.3.1)
numba (0.30.1+0.g8c1033f.dirty)
numexpr (2.6.1)
numpy (1.11.3)
numpydoc (0.6.0)
odo (0.5.0)
olefile (0.45.1)
openpyxl (2.4.1)
pandas (0.19.2)
partd (0.3.7)
pathlib2 (2.2.0)
patsy (0.4.1)
pep8 (1.7.0)
pexpect (4.2.1)
pickleshare (0.7.4)
Pillow (5.0.0)
pip (9.0.1)
ply (3.9)
prokaryote (1.0.11)
prompt-toolkit (1.0.9)
protobuf (2.6.1)
psutil (5.0.1)
ptyprocess (0.5.1)
py (1.4.32)
pyasn1 (0.1.9)
PyAudio (0.2.7)
pycosat (0.6.3)
pycparser (2.17)
pycrypto (2.6.1)
pycurl (7.19.0)
pyflakes (1.5.0)
Pygments (2.1.3)
pylint (1.6.4)
pyOpenSSL (16.2.0)
pyparsing (2.1.4)
PySocks (1.6.8)
pytest (3.0.5)
python-bioformats (1.0.8)
python-dateutil (2.6.0)
pytz (2016.10)
PyYAML (3.12)
pyzmq (16.0.2)
QtAwesome (0.4.3)
qtconsole (4.2.1)
QtPy (1.2.1)
redis (2.10.5)
requests (2.21.0)
rope (0.9.4)
scandir (1.4)
scikit-image (0.12.3)
scikit-learn (0.18.1)
scipy (0.19.0)
seaborn (0.7.1)
setuptools (40.8.0)
simplegeneric (0.8.1)
singledispatch (3.4.0.3)
six (1.10.0)
snowballstemmer (1.2.1)
sockjs-tornado (1.0.3)
Sphinx (1.5.1)
spyder (3.1.2)
SQLAlchemy (1.1.5)
statsmodels (0.6.1)
subprocess32 (3.2.7)
sympy (1.0)
tables (3.4.3)
terminado (0.6)
toolz (0.8.2)
tornado (4.4.2)
traitlets (4.3.1)
unicodecsv (0.14.1)
urllib3 (1.24.1)
wcwidth (0.1.7)
Werkzeug (0.11.15)
wheel (0.29.0)
widgetsnbextension (1.2.6)
wrapt (1.10.8)
wxPython (3.0.0.0)
wxPython-common (3.0.0.0)
xlrd (1.0.0)
XlsxWriter (0.9.6)
xlwings (0.10.2)
xlwt (1.2.0)
conda list:
# packages in environment at /Users/testuser/anaconda:
#
# Name Version Build Channel
_license 1.1 py27_1
alabaster 0.7.9 py27_0
anaconda custom py27h2cfa9e9_0
anaconda-client 1.6.0 py27_0
anaconda-navigator 1.5.0 py27_0
anaconda-project 0.4.1 py27_0
appnope 0.1.0 py27_0
appscript 1.0.1 py27_0
argcomplete 1.0.0 py27_1
asn1crypto 0.24.0 py27_1003 conda-forge
astroid 1.4.9 py27_0
astropy 1.3 np111py27_0
babel 2.3.4 py27_0
backports 1.0 py27_0
backports.functools_lru_cache 1.5 py27_0 conda-forge
backports_abc 0.5 py27_0
beautifulsoup4 4.5.3 py27_0
bitarray 0.8.1 py27_0
blas 1.0 mkl
blaze 0.10.1 py27_0
blosc 1.14.0 1 conda-forge
bokeh 0.12.4 py27_0
boto 2.45.0 py27_0
bottleneck 1.2.0 np111py27_0
bzip2 1.0.6 1 conda-forge
ca-certificates 2018.11.29 ha4d7672_0 conda-forge
cairo 1.14.10 0 conda-forge
cdecimal 2.3 py27_2
certifi 2018.11.29 py27_1000 conda-forge
cffi 1.9.1 py27_0
chardet 3.0.4 py27_1003 conda-forge
chest 0.2.3 py27_0
click 6.7 py27_0
cloudpickle 0.2.2 py27_0
clyent 1.2.2 py27_0
colorama 0.3.7 py27_0
conda 4.6.4 py27_0 conda-forge
conda-env 2.6.0 0 conda-forge
configobj 5.0.6 py27_0
configparser 3.5.0 py27_0
contextlib2 0.5.4 py27_0
cryptography 2.5 py27ha12b0ac_0
curl 7.62.0 ha441bb4_0
cycler 0.10.0 py27_0
cython 0.25.2 py27_0
cytoolz 0.8.2 py27_0
dask 0.13.0 py27_0
datashape 0.5.4 py27_0
decorator 4.0.11 py27_0
dill 0.2.5 py27_0
docutils 0.13.1 py27_0
entrypoints 0.2.2 py27_0
enum34 1.1.6 py27_0
et_xmlfile 1.0.1 py27_0
fastcache 1.0.2 py27_1
ffmpeg 3.2.4 3 conda-forge
flask 0.12 py27_0
flask-cors 3.0.2 py27_0
fontconfig 2.12.6 0 conda-forge
freetype 2.8.1 0 conda-forge
funcsigs 1.0.2 py27_0
functools32 3.2.3.2 py27_0
futures 3.0.5 py27_0
get_terminal_size 1.0.0 py27_0
gettext 0.19.8.1 0 conda-forge
gevent 1.2.1 py27_0
giflib 5.1.4 0 conda-forge
glib 2.55.0 0 conda-forge
graphite2 1.3.11 0 conda-forge
greenlet 0.4.11 py27_0
grin 1.2.1 py27_3
h5py 2.7.1 py27_3 conda-forge
harfbuzz 1.7.6 0 conda-forge
hdf5 1.10.1 2 conda-forge
heapdict 1.0.0 py27_1
icu 58.2 0 conda-forge
idna 2.8 py27_1000 conda-forge
imagesize 0.7.1 py27_0
ipaddress 1.0.18 py27_0
ipykernel 4.10.0 py27_0 conda-forge
ipython 5.1.0 py27_1
ipython_genutils 0.1.0 py27_0
ipywidgets 5.2.2 py27_1
isort 4.2.5 py27_0
itsdangerous 0.24 py27_0
jasper 1.900.1 4 conda-forge
jbig 2.1 0
jdcal 1.3 py27_0
jedi 0.9.0 py27_1
jinja2 2.9.4 py27_0
jpeg 9b 0
jsonschema 2.5.1 py27_0
jupyter 1.0.0 py27_3
jupyter_client 4.4.0 py27_0
jupyter_console 5.0.0 py27_0
jupyter_core 4.2.1 py27_0
kiwisolver 1.0.1 py27_1 conda-forge
lazy-object-proxy 1.2.2 py27_0
libcurl 7.62.0 h051b688_0
libffi 3.2.1 3 conda-forge
libgfortran 3.0.1 h93005f0_2
libiconv 1.15 0 conda-forge
libpng 1.6.34 0 conda-forge
libssh2 1.8.0 1 conda-forge
libtiff 4.0.9 0 conda-forge
libwebp 0.5.2 7 conda-forge
libxml2 2.9.4 0
libxslt 1.1.29 0
llvmlite 0.15.0 py27_0
locket 0.2.0 py27_1
lxml 3.7.2 py27_0
markupsafe 0.23 py27_2
matplotlib 2.2.2 py27_1 conda-forge
mistune 0.7.3 py27_1
mkl 2017.0.1 0
mkl-service 1.1.2 py27_3
mpmath 0.19 py27_1
multipledispatch 0.4.9 py27_0
nbconvert 4.2.0 py27_0
nbformat 4.2.0 py27_0
networkx 1.11 py27_0
nltk 3.2.2 py27_0
nose 1.3.7 py27_1
notebook 4.3.1 py27_0
numba 0.30.1 np111py27_0
numexpr 2.6.1 np111py27_2
numpy 1.11.3 py27h8a80b8c_4
numpydoc 0.6.0 py27_0
odo 0.5.0 py27_1
olefile 0.45.1 py27_0 conda-forge
openblas 0.2.20 7 conda-forge
opencv 2.4.13 np111py27_1 conda-forge
openpyxl 2.4.1 py27_0
openssl 1.1.1a h1de35cc_1000 conda-forge
pandas 0.19.2 np111py27_1
partd 0.3.7 py27_0
path.py 10.0 py27_0
pathlib2 2.2.0 py27_0
patsy 0.4.1 py27_0
pcre 8.41 1 conda-forge
pep8 1.7.0 py27_0
pexpect 4.2.1 py27_0
pickleshare 0.7.4 py27_0
pillow 5.0.0 py27_0 conda-forge
pip 9.0.1 py27_1
pixman 0.34.0 1 conda-forge
ply 3.9 py27_0
prompt_toolkit 1.0.9 py27_0
protobuf 2.6.1 py27_1
psutil 5.0.1 py27_0
ptyprocess 0.5.1 py27_0
py 1.4.32 py27_0
pyasn1 0.1.9 py27_0
pyaudio 0.2.7 py27_0
pycosat 0.6.3 py27h1de35cc_1001 conda-forge
pycparser 2.17 py27_0
pycrypto 2.6.1 py27_4
pycurl 7.19.0 py27_1
pyflakes 1.5.0 py27_0
pygments 2.1.3 py27_0
pylint 1.6.4 py27_1
pyopenssl 16.2.0 py27_0
pyparsing 2.1.4 py27_0
pyqt 5.6.0 py27_1
pysocks 1.6.8 py27_1002 conda-forge
pytables 3.4.3 py27_8 conda-forge
pytest 3.0.5 py27_0
python 2.7.6 0
python-dateutil 2.6.0 py27_0
python.app 1.2 py27_4
pytz 2016.10 py27_0
pyyaml 3.12 py27_0
pyzmq 16.0.2 py27_0
qt 5.6.2 h9e3eb04_4 conda-forge
qtawesome 0.4.3 py27_0
qtconsole 4.2.1 py27_1
qtpy 1.2.1 py27_0
readline 6.2 2
redis 3.2.0 0
redis-py 2.10.5 py27_0
requests 2.21.0 py27_1000 conda-forge
rope 0.9.4 py27_1
ruamel_yaml 0.11.14 py27_1
scandir 1.4 py27_0
scikit-image 0.12.3 np111py27_1
scikit-learn 0.18.1 np111py27_1
scipy 0.19.0 np111py27_0
seaborn 0.7.1 py27_0
setuptools 40.8.0 py27_0 conda-forge
simplegeneric 0.8.1 py27_1
singledispatch 3.4.0.3 py27_0
sip 4.18 py27_0
six 1.10.0 py27_0
snowballstemmer 1.2.1 py27_0
sockjs-tornado 1.0.3 py27_0
sphinx 1.5.1 pypi_0 pypi
spyder 3.1.2 py27_0
sqlalchemy 1.1.5 py27_0
sqlite 3.13.0 0
ssl_match_hostname 3.4.0.2 py27_1
statsmodels 0.6.1 np111py27_1
subprocess32 3.2.7 py27_0
sympy 1.0 py27_0
terminado 0.6 py27_0
tk 8.5.18 0
toolz 0.8.2 py27_0
tornado 4.4.2 py27_0
traitlets 4.3.1 py27_0
unicodecsv 0.14.1 py27_0
urllib3 1.24.1 py27_1000 conda-forge
wcwidth 0.1.7 py27_0
werkzeug 0.11.15 py27_0
wheel 0.29.0 py27_0
widgetsnbextension 1.2.6 py27_0
wrapt 1.10.8 py27_0
wxpython 3.0 py27_0 anaconda
x264 20131218 0 conda-forge
xlrd 1.0.0 py27_0
xlsxwriter 0.9.6 py27_0
xlwings 0.10.2 py27_0
xlwt 1.2.0 py27_0
xz 5.2.2 1
yaml 0.1.6 0
zlib 1.2.11 0 conda-forge
(base) screening-mac-14-tb:jupiter-folder testuser$
这是输出的第一部分：
(base) screening-mac-14-tb:jupiter-folder testuser$ jupyter notebook
/Users/testuser/anaconda/lib/python2.7/site-packages/cryptography/hazmat/primitives/constant_time.py:26: CryptographyDeprecationWarning: Support for your Python version is deprecated. The next version of cryptography will remove support. Please upgrade to a 2.7.x release that supports hmac.compare_digest as soon as possible.
utils.DeprecatedIn23,
[I 14:05:11.930 NotebookApp] Serving notebooks from local directory: /Users/testuser/Work/jupiter-folder
[I 14:05:11.931 NotebookApp] 0 active kernels
[I 14:05:11.931 NotebookApp] The Jupyter Notebook is running at: http://localhost:8888/?token=acbd88511cb7480ec77e1caa60d1cfbcf3a476301d888128
[I 14:05:11.931 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation).
[C 14:05:11.932 NotebookApp]
Copy/paste this URL into your browser when you connect for the first time,
to login with a token:
http://localhost:8888/?token=acbd88511cb7480ec77e1caa60d1cfbcf3a476301d888128
[I 14:05:12.309 NotebookApp] Accepting one-time-token-authenticated connection from ::1
[I 14:05:26.709 NotebookApp] Kernel started: 76b7a626-e3e3-4aa9-967c-7ab2335d0330
ERROR:tornado.general:Uncaught exception in ZMQStream callback
Traceback (most recent call last):
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/zmq/eventloop/zmqstream.py", line 432, in _run_callback
callback(*args, **kwargs)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/tornado/stack_context.py", line 277, in null_wrapper
return fn(*args, **kwargs)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/ipykernel/kernelbase.py", line 283, in dispatcher
return self.dispatch_shell(stream, msg)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/ipykernel/kernelbase.py", line 233, in dispatch_shell
self.pre_handler_hook()
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/ipykernel/kernelbase.py", line 248, in pre_handler_hook
self.saved_sigint_handler = signal(SIGINT, default_int_handler)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/signal.py", line 47, in signal
handler = _signal.signal(_enum_to_int(signalnum), _enum_to_int(handler))
ValueError: signal only works in main thread
ERROR:tornado.general:Uncaught exception in zmqstream callback
Traceback (most recent call last):
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/zmq/eventloop/zmqstream.py", line 450, in _handle_events
self._handle_recv()
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/zmq/eventloop/zmqstream.py", line 480, in _handle_recv
self._run_callback(callback, msg)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/zmq/eventloop/zmqstream.py", line 432, in _run_callback
callback(*args, **kwargs)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/tornado/stack_context.py", line 277, in null_wrapper
return fn(*args, **kwargs)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/ipykernel/kernelbase.py", line 283, in dispatcher
return self.dispatch_shell(stream, msg)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/ipykernel/kernelbase.py", line 233, in dispatch_shell
self.pre_handler_hook()
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/ipykernel/kernelbase.py", line 248, in pre_handler_hook
self.saved_sigint_handler = signal(SIGINT, default_int_handler)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/signal.py", line 47, in signal
handler = _signal.signal(_enum_to_int(signalnum), _enum_to_int(handler))
ValueError: signal only works in main thread
ERROR:tornado.application:Exception in callback functools.partial(<function wrap.<locals>.null_wrapper at 0x105144b70>)
Traceback (most recent call last):
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/tornado/ioloop.py", line 605, in _run_callback
ret = callback()
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/tornado/stack_context.py", line 277, in null_wrapper
return fn(*args, **kwargs)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/zmq/eventloop/zmqstream.py", line 536, in <lambda>
self.io_loop.add_callback(lambda : self._handle_events(self.socket, 0))
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/zmq/eventloop/zmqstream.py", line 450, in _handle_events
self._handle_recv()
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/zmq/eventloop/zmqstream.py", line 480, in _handle_recv
self._run_callback(callback, msg)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/zmq/eventloop/zmqstream.py", line 432, in _run_callback
callback(*args, **kwargs)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/tornado/stack_context.py", line 277, in null_wrapper
return fn(*args, **kwargs)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/ipykernel/kernelbase.py", line 283, in dispatcher
return self.dispatch_shell(stream, msg)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/ipykernel/kernelbase.py", line 233, in dispatch_shell
self.pre_handler_hook()
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/site-packages/ipykernel/kernelbase.py", line 248, in pre_handler_hook
self.saved_sigint_handler = signal(SIGINT, default_int_handler)
File "/Users/testuser/anaconda/envs/py3/lib/python3.6/signal.py", line 47, in signal
handler = _signal.signal(_enum_to_int(signalnum), _enum_to_int(handler))
ValueError: signal only works in main thread
[W 14:05:36.824 NotebookApp] Timeout waiting for kernel_info reply from 76b7a626-e3e3-4aa9-967c-7ab2335d0330
任何帮助表示赞赏！
试试这个：
pip3 install jupyter
ipython kernel install --name=python3 --user
这个组合总能帮助我，它还允许你在virtualenvironment中创建新的jupyter内核。