Hi > On Thu, Aug 27, 2020 at 4:59 PM Alexander Kanavin <[email protected]> > wrote:
> Note that we already had the same patch proposed earlier and it was rejected, > as the problem > pops up in various different places and needs to be understood and solved > properly. I did not find any patches for devtool. The patch for python3-native wrapper does not look "the same". Does anyone else experience the same issue with devtool? > > > Alex > > > > On Thu, 27 Aug 2020 at 15:11, gr embeter <[email protected]> wrote: > >> > >> On Ubuntu 20.04.1 LTS with Python 3.8.2 "devtool modify" fails with > >> Exception: ModuleNotFoundError: No module named '_sysconfigdata' > >> > >> e.g.: devtool modify --no-same-dir --branch fit u-boot > >> ~/ws/w/dtool/u-boot-fit > >> > >> ERROR: Error executing a python function in exec_python_func() > >> autogenerated: > >> > >> The stack trace of python calls that resulted in this exception/failure > >> was: > >> File: 'exec_python_func() autogenerated', lineno: 2, function: <module> > >> 0001: > >> *** 0002:devtool_post_unpack(d) > >> 0003: > >> [...] > >> File: '/usr/lib/python3.8/sysconfig.py', lineno: 421, function: _init_posix > >> 0417:def _init_posix(vars): > >> 0418: """Initialize the module as appropriate for POSIX systems.""" > >> 0419: # _sysconfigdata is generated at build time, see > >> _generate_posix_vars() > >> 0420: name = _get_sysconfigdata_name() > >> *** 0421: _temp = __import__(name, globals(), locals(), > >> ['build_time_vars'], 0) > >> 0422: build_time_vars = _temp.build_time_vars > >> 0423: vars.update(build_time_vars) > >> 0424: > >> 0425:def _init_non_posix(vars): > >> Exception: ModuleNotFoundError: No module named '_sysconfigdata' > >> > >> It happens because u-boot (and likely other recipes) eventually inherits > >> python3native.bbclass that sets _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata" > >> and this affects host Python. > >> > >> Hence, unset _PYTHON_SYSCONFIGDATA_NAME for devtool completely. > >> > >> Signed-off-by: Grygorii Tertychnyi > >> <[email protected]> > >> --- > >> meta/classes/devtool-source.bbclass | 2 ++ > >> 1 file changed, 2 insertions(+) > >> > >> diff --git a/meta/classes/devtool-source.bbclass > >> b/meta/classes/devtool-source.bbclass > >> index 280d6009f3c2..95d6fe7a29e8 100644 > >> --- a/meta/classes/devtool-source.bbclass > >> +++ b/meta/classes/devtool-source.bbclass > >> @@ -22,6 +22,8 @@ > >> DEVTOOL_TEMPDIR ?= "" > >> DEVTOOL_PATCH_SRCDIR = "${DEVTOOL_TEMPDIR}/patchworkdir" > >> > >> +# host Python fails to import correct _sysconfigdata if this variable is > >> set > >> +_PYTHON_SYSCONFIGDATA_NAME[unexport] = "1" > >> > >> python() { > >> tempdir = d.getVar('DEVTOOL_TEMPDIR') > >> -- > >> 2.25.1
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