Ipython Notebook: where is jupyter_notebook_config.py in Mac?

I just started using a Mac, so please forgive me if this sounds too naive. I'm trying to install Interactive Parallel. From https://github.com/ipython/ipyparallel, it says I need to find...

pssh, Time out, killed by signal 9

I am using PSSH to run command on other machines to implementing parallel compute using IPyParallel, but I encountered a problem, my command is pssh -P -h ip.txt -i ipengine...

How to best share static data between ipyparallel client and remote engines?

I am running the same simulation in a loop with different parameters. Each simulation makes use a pandas DataFrame (data) which is only read, never modified. Using ipyparallel (IPython...

IPython-IPyparallel import error

I have copied all the codes to the work directory on all my engine machines. And my code are: my_test.py my_startegy.py main.py So, main.py will be ran on Client Machine, the codes in main.py...

"ipcluster nbextension enable" doesn't have subcommand specified

I have ipyparallel 5.3.0. Its official doc, https://github.com/ipython/ipyparallel#install, instructs the following: To enable the IPython Clusters tab in Jupyter Notebook: ipcluster nbextension...

How to parallelize with jupyter and sklearn?

I'm trying to parallelize the GridSearchCV of scikit-learn. It's running on a jupyter (hub) notebook environment. After some research I found this code: from sklearn.externals.joblib import...

Starting ipcluster from code

I want to dynamically start clusters from my Jupyter notebook for specific functions. While I can start the cluster and get the engines running, I am having two issues: (1) I am unable to run the...

ipyparallel/ipcluster inside docker container

I am running an ipcluster on a linux host. The setup is very similar to this SO question (https://stackoverflow.com/a/31479269/2146052). I have the following adjustments to my...

ipyparallel Parallel for loop that appends to list

I have a loop which does a bunch of CPU intensive calculations and appends the result to a list, per iteration. How can I have that working in parallel. On C# there are concurrent containers, how...

Calling scheduler.multiprocessing.get in a separate process in dask

I am training a neural network with a large text corpora. Each text generate quite a big matrix because I'm using a convolutional model. As my data won't feet in my still large memory, I try to...

Ipyparallel and numba (jit)

I've been trying to run a code using ipyparallel. However, since some of my functions pass through jit. This ends up in the ipython console not doing anything and freezing. Here is an...

500 Server Connection. Error - Jupyter Lab

While trying to launch Jupiter Lab from Anaconda Navigator, I am continuously getting 'Server Connection Error- Invalid Response: 500 Internal Server Error'. Tried some solutions of Issues tracked...

ipyparallel parallel function calls example in Jupyter Lab

I'm finding it difficult to figure out how to use ipyparallel from jupyter lab to execute two functions in parallel. Could someone please give me an example of how this should be done? For...

Error during building of exe using cx_freez

I am getting: "import error :No Module named 'PyQt5.QtGui'" during the build. The code snippet for setup.py file and .py is below. Please take a look and suggest changes i need to make to either...

dask, joblib, ipyparallel and other schedulers for embarrassingly parallel problems

This is a more general question about how to run "embarassingly paralllel" problems with python "schedulers" in a science environment. I have a code that is a Python/Cython/C hybrid (for this...

Cuda Runtime Error cudaErrorNoDevice: no CUDA-capable device is detected

I am using Chainer, Cupy for CUDA 8.0 . I am trying to train machine learning model using python3.5 script, but I got this error: cupy.cuda.runtime.CUDARuntimeError: cudaErrorNoDevice: no...

Does multicore processing in IPython kernel Jupyter Notebook really speedup execution time?

I'm running a dataset oversampling code on a python3 jupyter notebook:- Snippet sm = SVMSMOTE(random_state=42) X_res, Y_res = sm.fit_resample(X,Y) but this is taking too long to execute. When I...

KeyError: 'collectstatic' When deploying the Django application to pythonanywhere

During the implementation of my Django application on pythonanywhere for the first time I encountered such an error. Previous applications with a very similar structure were able to be implemented...

Jupyter notebook, how to run multiple cells simultaneously?

I defined a python function which run a bash script. Let's say the function is: calc(x,y,z). If I run this function in python with some variables, >>> calc(1,2,3) It generates a C code which...

How is it that torch is not installed by torchvision?

Somehow when I do the install it installs torchvision but not torch. Command I am running as dictated from the main website: conda install pytorch torchvision cudatoolkit=10.0 -c pytorch then I...

Anaconda missing matplotlib

G:\Git\advsol\projects\autotune>conda env create -f env.yml -n auto-tune Using Anaconda API: https://api.anaconda.org Fetching package metadata ................. ResolvePackageNotFound: -...

How to parallelize sklearn's random forest regressor on SLURM

I am currently trying to make sklearn's random forest run parallely on SLURM cluster. I have sent them to nodes, and then I have noticed that the parameter, n_jobs=-1, was no longer working on...

How to use Tensorboard with Pytorch in Sagemaker

I am using torch version 1.2.0 and installed with conda tensorboard 2.0.2. I am running on Sagemaker conda_pytorch_p36. I also followed this StackOverflow question from a while ago. My goal is to...

Cython doesn't recognize pymalloc Python

I have a conda environment which exhibits a bug when using Cython. I was not able to reduce the dependency list without making the bug disappear, so here is the full environment: #...

MacBook: Can't start jupyter notebook after OS updates

I run into prblem with MacBook after installation of OS updates, that I cannot start jupyter notebook. $jupyter notebook -bash: /usr/local/bin/jupyter: No such file or directory EDIT Output of...

IPython-Parallel: ipcluster and ipcontroller-client.json not found

I'm trying to follow these instructions on using ipyparallel in order to speed up some Python scripts in Jupyter Notebook. When doing import ipyparallel as ipp IPPC = ipp.Client() I get the...

Can't run IPython-Parallel in Jupyter Notebook

I'm trying to follow these instructions on using ipyparallel in order to speed up some Python scripts in Jupyter Notebook. When doing import ipyparallel as ipp IPPC = ipp.Client() I get the...

ipyparallel: what is the most reliable way to clear/reset engine namespaces without restarting the cluster?

As far as I understand, an ipython cluster manages a set of persistent namespaces (one per engine). As a result, if a module that is imported by an engine engine_i is modified, killing the main...

Ipywidgets (Vbox) not showing up on Jupyter notebook

I am running into this error A Jupyter widget could not be displayed because the widget state could not be found. This could happen if the kernel storing the widget is no longer available, or if...

Sudden Tensorflow / Keras Google Colab dependency problems `AttributeError: module 'tensorflow._api.v1.compat.v2' has no attribute '__internal__'`

I have running a machine learning model (Matterport's Mask R-CNN) in google colab for a couple of weeks. All of a sudden today I am unable to run any of my notebooks due to I think some kind of...