Parsl - Parallel Scripting Library
Latest commit 78a3419 Sep 21, 2018


Parsl - Parallel Scripting Library

Apache Licence V2.0 Build status Documentation Status

Parsl is a parallel scripting library that enables easy parallelism and workflow design. The latest version available on PyPi is v0.6.1.


Parsl is now available on PyPI, but first make sure you have Python3.5+

$ python3 --version

Install Parsl using pip:

$ pip3 install parsl

To run the Parsl tutorial notebooks you will need to install Jupyter:

$ pip3 install jupyter

Detailed information about setting up Jupyter with Python3.5 is available here

Note: By default, Parsl collects anonymous usage statistics for reporting and improvement purposes. To understand what stats are collected and to disable collection please refer to the usage tracking guide


The complete parsl documentation is hosted here.

The Parsl tutorial is here and the same tutorial set hosted on live Jupyter notebooks are available here

For Developers

  1. Download Parsl:

    $ git clone
  2. Install:

    $ cd parsl
    $ python3 install
  3. Use Parsl!


Parsl requires the following:

  • Python 3.5+
  • Jupyter (for running tutorial notebooks), with Python3.5+ kernel

For testing:

  • nose
  • coverage

For building documentation:

  • nbsphinx
  • sphinx
  • sphinx_rtd_theme


We welcome contributions from the community. Please see our contributing guide.


If you use Parsl, please cite:

Babuji, Yadu, Brizius, Alison, Chard, Kyle, Foster, Ian, Katz, Daniel S., Wilde, Michael, & Wozniak, Justin. (2017, August 30). Introducing Parsl: A Python Parallel Scripting Library. Zenodo.