Document twine_executable

Change Ia06218a830b5d44f04e0f10e0444be2cf9ad682e missed to document
the variable, add it.

Change-Id: Ibbe4c40f8a4ea26a16e0a25a788636621e062902
This commit is contained in:
Andreas Jaeger 2020-06-01 12:20:42 +02:00
parent 76eda39210
commit e6396cca48

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@ -7,3 +7,17 @@ Ensure twine is installed.
The python interpreter to use to install twine if it is not already The python interpreter to use to install twine if it is not already
installed. Set it to "python3" to use python 3, for example. installed. Set it to "python3" to use python 3, for example.
**Output Variables**
.. zuul:rolevar:: twine_excutable
:default: twine
After running this role, ``twine_executable`` will be set as the path
to a valid ``twine``.
At role runtime, look for an existing ``twine`` at this specific
path. Note the default (``twine``) effectively means to find tox in
the current ``$PATH``. For example, if your base image
pre-installs twine in an out-of-path environment, set this so the
role does not attempt to install the user version.