Skip to content Skip to sidebar Skip to footer
Showing posts with the label Parallel Processing

Can't Map A Function To Tarfile Members In Parallel

I have a tarfile containing bz2-compressed files. I want to apply the function clean_file to each o… Read more Can't Map A Function To Tarfile Members In Parallel

Mysql Select Request In Parallel (python)

I saw a 'similar' post Executing MySQL SELECT * query in parallel, buy my question is diffe… Read more Mysql Select Request In Parallel (python)

Parallelize These Nested For Loops In Python

I have a multidimensional array (result) that should be filled by some nested loops. Function fun()… Read more Parallelize These Nested For Loops In Python

Python: How To Parallelize A Loop With Dictionary

EDITED: I have a code which looks like: __author__ = 'feynman' cimport cython @cython.bou… Read more Python: How To Parallelize A Loop With Dictionary

Using Concurrent Futures Without Running Out Of Ram

I'm doing some file parsing that is a CPU bound task. No matter how many files I throw at the p… Read more Using Concurrent Futures Without Running Out Of Ram

Parallel Assembly Of A Sparse Matrix In Python

I'm trying to use mpi4py to assemble a very large sparse matrix in parallel. Each rank produces… Read more Parallel Assembly Of A Sparse Matrix In Python

How To Employ Something Such As Openmp In Cython?

Basically I have a problem that is pretty much embrassing parallel and I think I've hit the lim… Read more How To Employ Something Such As Openmp In Cython?

Dask: Jobs On Multiple Nodes With One Worker, Run On One Node Only

I am trying to process some files using a python function and would like to parallelize the task on… Read more Dask: Jobs On Multiple Nodes With One Worker, Run On One Node Only

Binding / Piping Output Of Run() On/into Function In Python3 (lynux)

I am trying to use output of external program run using the run function. this program regularly th… Read more Binding / Piping Output Of Run() On/into Function In Python3 (lynux)

Parallel Error With Gridsearchcv, Works Fine With Other Methods

I am encounteringt the following problems using GridSearchCV: it gives me a parallel error while us… Read more Parallel Error With Gridsearchcv, Works Fine With Other Methods

How To Run Generator Code In Parallel?

I have code like this: def generator(): while True: # do slow calculation yield… Read more How To Run Generator Code In Parallel?

Download Many Files In Parallel? (linux/python?)

I have a big list of remote file locations and local paths where I would like them to end up. Each … Read more Download Many Files In Parallel? (linux/python?)

Need Help To Parallelize A Loop In Python

I have a huge data set and I have to compute for every point of it a series of properties. My code … Read more Need Help To Parallelize A Loop In Python

Who Runs The Callback When Using Apply_async Method Of A Multiprocessing Pool?

I'm trying to understand a little bit of what's going on behind the scenes when using the a… Read more Who Runs The Callback When Using Apply_async Method Of A Multiprocessing Pool?

Multiple Instances Of Python Running Simultaneously Limited To 35

I am running a Python 3.6 script as multiple separate processes on different processors of a parall… Read more Multiple Instances Of Python Running Simultaneously Limited To 35

Parallel Processing - Pool - Python

I'm trying to learn how to use multiprocessing in Python. I read about multiprocessing, and I t… Read more Parallel Processing - Pool - Python

Python Threading Unexpectedly Slower

I have decided to learn how multi-threading is done in Python, and I did a comparison to see what k… Read more Python Threading Unexpectedly Slower

Adding State To A Function Which Gets Called Via Pool.map -- How To Avoid Pickling Errors

I've hit the common problem of getting a pickle error when using the multiprocessing module. My… Read more Adding State To A Function Which Gets Called Via Pool.map -- How To Avoid Pickling Errors

Python Multi-threaded Processing With Limited Cpu/ports

I have a dictionary of folder names that I would like to process in parallel. Under each folder, th… Read more Python Multi-threaded Processing With Limited Cpu/ports

How To Implement A Reduce Operation In Python Multiprocessing?

I'm an expert parallel programmer in OpenMP and C++. Now I'm trying to understand paralleli… Read more How To Implement A Reduce Operation In Python Multiprocessing?