nbformat | Reference implementation of the Jupyter Notebook format | Build Tool library
kandi X-RAY | nbformat Summary
kandi X-RAY | nbformat Summary
nbformat contains the reference implementation of the Jupyter Notebook format, and Python APIs for working with notebooks. There is also a JSON schema for notebook format versions >= 3.
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Top functions reviewed by kandi - BETA
- Upgrade a notebook
- Verify that the input dictionary is valid
- Create a code cell node
- Recursively updates the dictionary
- Get the major minor and minor version
- Convert obj to str
- Normalize a nested dictionary
- Create an output object from a message
- Cast obj to str
- Read the contents of a file
- Convert notebook to given version
- Read a notebook
- Write nb to fp
- Downgrade a notebook
- Store a signature in the database
- Update this mapping
- Start the client
- Get the major and minor minor number
- Parse the ref
- Write text to file
- Create a raw cell node
- Create a new markdown cell
- Return a new heading cell
- Get secret key
- Read a notebook from a string
- Create the npmrc directory
- Deprecated
- Store a signature in the cache
nbformat Key Features
nbformat Examples and Code Snippets
Community Discussions
Trending Discussions on nbformat
QUESTION
I am trying to build an app from a python file (Mac OS) using the py2app extension. I have a folder with the python file and the "setup.py" file.
- I first tested the app by running
python setup.py py2app -A
in the terminal and the dist and build folder are successfully created and the app works when launched. - Now when I try to build it non-locally by running the command
python setup.py py2app
in the terminal, there are various "WARNING: ImportERROR" messages while building and finally aerror: [Errno 2] No such file or directory: '/opt/anaconda3/lib/python3.8/site-packages/rtree/lib'
error.
How can I fix this? I've tried to delete anaconda fully as I don't use it but it seems to still want to run through it. Additionally, I have tried to run the build command using a virtual environment but I end up having even more import errors.
*I Left out a lot of the "skipping" and "warning" lines using "..." for space
ANSWER
Answered 2022-Mar-13 at 16:13The error error: [Errno 2] No such file or directory: '/opt/anaconda3/lib/python3.8/site-packages/rtree/lib'
was caused by py2app trying to build the program bundle using a non-existent interpreter. This means that even if you try to uninstall a manager like Anaconda, it still has option logs somewhere on your mac.
The fix:
- Open the terminal and type the command
type -a python
.
- You will see similar lines
QUESTION
I trying to use pyinstaller to generate my binary file in python. In my program I use flask_socketio. I try to generate my binary file with that command:
...ANSWER
Answered 2022-Mar-04 at 09:40I finally find the solution. For people who facing the same trouble:
Here is the command I use for create the binary file:
QUESTION
Trying to (re)install Jupyter's nbextension via the following steps in terminal
- pip install jupyter_contrib_nbextensions
- jupyter contrib nbextension install --user
- install --user jupyter nbextension enable varInspector/main
Step 1 = runs and i am able to launch notebooks via "jupyter notebook" in terminal just fine.
Step 2 = fails with
...ANSWER
Answered 2022-Mar-01 at 17:47So in case anyone comes across similar for any reason with me encountering this probably due getting a new machine and IT doing their voodoo magic transferring my old stuff to this new machine.
Anyhow, there were a bunch of things I still needed to install after I got my new machine and i am not able to exactly pin point what caused issues from my question but in the end I was able to resolve. Follow me there below ...
Checking out my python.exe files I found 2 paths. First one added as environment variable
- C:\Users-----\AppData\Local\Programs\Python\Python310
- C:\Users----\AppData\Roaming\Python\Python310\
Second one not added. Adding roaming version to path variables did not solve the issue and gave additional errors instead:
Fatal error in launcher: Unable to create process using '"C:\Program Files\Python310\python.exe"
So
I uninstalled python (done that before didnt help doing just that alone)
Deleted all environment variables pointing to python (here is what environment variables are just in case - https://www.computerhope.com/issues/ch000549.htm)
Uninstalled python extension from VS code (https://marketplace.visualstudio.com/items?itemName=ms-python.python)
Deleted Python folders mentioned in the two paths above
Then reinstalled python (clicked add to path during installation)
Reinstalled VS code python extension
Everything works now.
Best of luck
QUESTION
Background
I am trying to plot an image noise using pytorch, however, when I reach to that point, the kernel dies. I am attempting the same code at Google Colab where I do get results
Result at Google Colab
Result at Jupyter
I do not think that it has something to do with the code itself, but I am posting the function to plot the grid:
...ANSWER
Answered 2022-Feb-28 at 22:25After a few days I was able to find the solution
Firstly, my code needed to be fixed to correctly call the params needed with the proper name
QUESTION
On top of my notebook I currently have “Last Checkpoint: 01/25/2022 (autosaved)” displayed. I would like this in a civilised readable different format. However I can’t find the option to change this.
The only mentions of date
in the template config file (generated with jupyter notebook --generate-config
) are:
ANSWER
Answered 2022-Feb-12 at 15:58- Right now when running
jupyter notebook
I do see dates in YYYY-DD-MM format, such asLast Checkpoint: 01/13/2022 (autosaved)
- You can update this by changing your browser settings to "English (United Kingdom)" instead of American English (See instructions here)
Some tips - how did I figure this out?
- Go to the GitHub for jupyter notebook - https://github.com/jupyter/notebook
- Search the repository for "Last Checkpoint:"
- We can find the relevant code here
- We can see this uses
var chkd = moment(this._checkpoint_date); ...; chkd.calendar();
, meaning this is formatted in the browser using the MomentJS library - From the docs we can see that the display format is configured using
moment.locale(...)
- so we can search for this snippet in the code. We can see it here -moment.locale(_uiLang())
- Looking at
_uiLang
we can see it's just a wrapper around the browser language preference (source) -_uiLang = function() { return navigator.language.toLowerCase(); }
- I checked the localization files for MomentJS and we can see that British English does have the "correct" date format specified (source)
QUESTION
I have a simple jupyter notebook file (Untitled.ipynb
) that starts:
ANSWER
Answered 2022-Feb-08 at 17:01Apparently, you can also tell nbconvert
to --execute
:
QUESTION
I am trying to deploy my first web app on Heroku however I am getting a PyObjc error while pushing the code. I am doing this on a Mac Machine. This predictive application is developed using Flask. I do not know why this error is occurring as I do not have the PyObjc in my requirements.txt
...ANSWER
Answered 2022-Feb-04 at 21:42applaunchservices
appears to be Apple-only:
Simple package for registering an app with apple Launch Services to handle UTI and URL. See Apple documentations for details.
I suspect you don't need that, either. Did you create your requirements.txt
from a pip freeze
? There's likely a bunch of stuff in there you don't need.
I suggest you review that file and remove anything you aren't directly depending on. pip
will find transitive dependencies (dependencies your dependencies depend on) and install them automatically.
Prune that file, commit, and redeploy.
QUESTION
I am using nbconvert programmatically to export a jupyter notebook file to pdf:
...ANSWER
Answered 2022-Feb-03 at 08:58By default the date is set to `\date{\today}, you can overwrite it by setting it to something else, e.g. with an empty argument:
QUESTION
I install new modules via the following command in my miniconda
...ANSWER
Answered 2022-Jan-06 at 20:11Consider creating a separate environment, e.g.,
QUESTION
I am working with a simple ML model with streamlit. It runs fine on my local machine inside conda environment, but it shows Error installing requirements when I try to deploy it on share.streamlit.io.
The error message is the following:
ANSWER
Answered 2021-Dec-25 at 14:42Streamlit share runs the app in a linux environment meaning there is no pywin32 because this is for windows.
Delete the pywin32 from the requirements file and also the pywinpty==1.1.6 for the same reason.
After deleting these requirements re-deploy your app and it will work.
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