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Diffstat (limited to 'doc/bitbake-user-manual/bitbake-user-manual-metadata.rst')
| -rw-r--r-- | doc/bitbake-user-manual/bitbake-user-manual-metadata.rst | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/doc/bitbake-user-manual/bitbake-user-manual-metadata.rst b/doc/bitbake-user-manual/bitbake-user-manual-metadata.rst index ba8129afa..b35c332c8 100644 --- a/doc/bitbake-user-manual/bitbake-user-manual-metadata.rst +++ b/doc/bitbake-user-manual/bitbake-user-manual-metadata.rst @@ -1972,6 +1972,24 @@ looking at the source code of the ``bb`` module, which is in the commonly used functions ``bb.utils.contains()`` and ``bb.utils.mkdirhier()``, which come with docstrings. +Extending Python Library Code +----------------------------- + +If you wish to add your own Python library code (e.g. to provide +functions/classes you can use from Python functions in the metadata) +you can do so from any layer using the ``addpylib`` directive. +This directive is typically added to your layer configuration ( +``conf/layer.conf``) although it will be handled in any ``.conf`` file. + +Usage is of the form:: + + addpylib <directory> <namespace> + +Where <directory> specifies the directory to add to the library path. +The specified <namespace> is imported automatically, and if the imported +module specifies an attribute named ``BBIMPORTS``, that list of +sub-modules is iterated and imported too. + Testing and Debugging BitBake Python code ----------------------------------------- |