Jupyter

https://jupyter.org/install

## Jupyter Lab
pip install jupyterlab
jupyter-lab
jupyter-lab --port=8888 --ip=0.0.0.0

## Jupyter Notebook (Classic)
pip install notebook
jupyter notebook
jupyter notebook --port=8888 --ip=0.0.0.0
#jupyter notebook --port=8888 --ip=0.0.0.0 --allow-root

http://localhost:8888/

https://stackoverflow.com/questions/75558109/jupyter-notebook-ubuntu-crash
https://github.com/spyder-ide/spyder/issues/6783
https://qiita.com/hikusema189/items/5c3f988a88850c059fd2

## [E 04:21:41.490 NotebookApp] Uncaught exception in ZMQStream callback
##     Traceback (most recent call last):
##       File "/opt/conda/lib/python3.8/site-packages/zmq/eventloop/zmqstream.py", line 584, in _run_callback
##         f = callback(*args, **kwargs)
##       File "/opt/conda/lib/python3.8/site-packages/zmq/eventloop/zmqstream.py", line 308, in stream_callback
##         return callback(self, msg)
##       File "/opt/conda/lib/python3.8/site-packages/notebook/services/kernels/handlers.py", line 572, in _on_zmq_reply
##         super()._on_zmq_reply(stream, msg)
##       File "/opt/conda/lib/python3.8/site-packages/notebook/base/zmqhandlers.py", line 256, in _on_zmq_reply
##         self.write_message(msg, binary=isinstance(msg, bytes))
##       File "/opt/conda/lib/python3.8/site-packages/tornado/websocket.py", line 334, in write_message
##         return self.ws_connection.write_message(message, binary=binary)
##       File "/opt/conda/lib/python3.8/site-packages/tornado/websocket.py", line 1081, in write_message
##         fut = self._write_frame(True, opcode, message, flags=flags)
##       File "/opt/conda/lib/python3.8/site-packages/tornado/websocket.py", line 1056, in _write_frame
##         return self.stream.write(frame)
##       File "/opt/conda/lib/python3.8/site-packages/tornado/iostream.py", line 539, in write
##         self._handle_write()
##       File "/opt/conda/lib/python3.8/site-packages/tornado/iostream.py", line 965, in _handle_write
##         self._write_buffer.advance(num_bytes)
##       File "/opt/conda/lib/python3.8/site-packages/tornado/iostream.py", line 182, in advance
##         assert 0 < size <= self._size
##     AssertionError

## Upgrade ipykernel
pip install --upgrade ipykernel
#conda update ipykernel

!pip list
!pip install pandas
!pip install selenium
!apt install chromium-chromedriver
!apt install fonts-ipafont
!pip freeze > requirements.txt
!apt-get update
!apt-get install -y python-opengl

%matplotlib inline

%%time
%%timeit

https://janakiev.com/blog/jupyter-virtual-envs/
https://qiita.com/Gonsuna/items/80a5d36673ba2b6ef7f0

See Venv for more details on virtual environments

python3 -m venv venv
source venv/bin/activate

(venv)$ pip install ipykernel
(venv)$ ipython kernel install --user --name=venv

Change the kernel to 'venv' on a web page of Jupyter Notebook

!pip install --upgrade pyvirtualdisplay
!apt-get install -y xvfb
!apt-get install -y python-opengl
!apt-get install -y ffmpeg
!apt-get install -y cmake
import glob
import io
import base64
from IPython.display import HTML
from IPython import display as ipythondisplay
from pyvirtualdisplay import Display
display = Display(visible=0, size=(1024, 768))
display.start()
show_video()

def show_video() :
    mp4list = glob.glob('output/video/*.mp4')
    if len(mp4list) > 0 :
        for mp4 in sorted(mp4list)[0:] :
            video = io.open(mp4, 'r+b').read()
            encoded = base64.b64encode(video)
            ipythondisplay.display(HTML(data='''{mp4}<br>
                <video alt="{mp4}" autoplay loop controls style="height: 200px;">
                <source src="data:output/video/mp4;base64,{src}" type="video/mp4">
                </video>'''.format(mp4=mp4, src=encoded.decode('ascii'))))
    else :
        print("Could not find any output/video/mp4")

from google.colab import drive
drive.mount('/content/drive')

ROOT_PATH = '/content/drive/Shareddrives/Project'
%cd $ROOT_PATH

https://zenn.dev/ushknn/articles/19e9aa500cb1e7

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