[Slackbuilds-users] SlackBuilds-users Digest, Vol 159, Issue 7

[sborg63]

On Mon, 15 Jul 2019 04:31:36 +0000
slackbuilds-users-request at slackbuilds.org wrote:

> > error in cryptography setup command: Invalid environment marker:
> > platform_python_implementation != 'PyPy'
> > Failure encountered while building cryptography:
> >    cryptography.SlackBuild return non-zero  

https://www.pypy.org
"PyPy is an alternative implementation of the Python programming
language which often runs faster than the standard implementation of
Python, CPython"

It looks like your python installation is not found: according to the
error, the script is looking for pypy, which is not on Slackware by
default but can be installed from SBo (repackaged binaries). Do you
happen to have had those hanging around?

hth

rob