General Installation Instructions#
To install the core
pytket package, run
pip install pytket
pip command is linked to a Python 2 distribution, you will need to replace it with
pip3 and use
python3 for running your code, or use
python -m pip.
The additional modules
pyquil, etc.) can be installed in the same way, as
pip install pytket-X
You can update your installation to the most recent version using
pip install --upgrade pytket
Frequently Asked Questions#
Is there a build of
pytket for my system?#
The non-commercial version of
pytket, and most additional modules available through PyPI, are built to work on Linux, MacOS and Windows with Python versions 3.9, 3.10, or 3.11, and
pip version 20.0.0+.
Do all versions of
pytket work with Windows?#
pytket versions 0.6 and above are compatible with most recent versions of Windows. LTSC versions of Windows are not supported and an issue has been reported with these.
pytket installed but modules mentioned in the docs could not be found. Why?#
Some of the modules concerning interaction with another software package (e.g.
pyquil, etc.) need to be installed separately.
Otherwise, this may be that the version of
pytket you obtained is not the most recent version released. We only publish our docs for the most recent version of
When I ran
pip install pytket, I could only get an old version. What gives?#
At a couple of points in the development of the software, we had to increase the system requirements. Obtaining an old version from PyPI is likely the result of that being the most recent version compliant with your system.
If you received version 0.3.0 or 0.4.2, it is likely that you are using an old version of
pip that cannot accept the more recent Linux builds. Try running
pip install --upgrade pip to upgrade it to the most recent version and upgrade
I’ve tried the recommended actions here and it still won’t work! What can I do?#
Our examples repository on GitHub has an issue tracker for current issues. You might find others who have had similar problems there. If not, feel free to add an issue describing your problem and our dev team will try to diagnose it and get back to you as soon as possible.