On Tue, Sep 28, 2021 at 2:58 PM Chris Tapp <opensou...@keylevel.com> wrote:
> I am trying to get PySimpleGUI running on an RPi4 using meta-raspberrypi > with hardknott. > > I have created a recipe for PySimpleGUI and added the following to my > local.conf: > > PACKAGECONFIG_pn-python3 = “tk” > IMAGE_INSTALL_append = " python3 python3-modules python3-pysimplegui tk" > > However, the tkinter module fails to load, reporting “No module named > _tkinter”, with a note above saying that Python may not be configured for > Tk. > > Looking on the target, /usr/lib/libtk.8.so is present. > > It looks as if there is something else I need to do to get Python to build > correctly, but I’m out of ideas ;-) > You need to add “tk” to the package config for python3 http://git.yoctoproject.org/cgit/cgit.cgi/poky/tree/meta/recipes-devtools/python/python3_3.9.6.bb#n110 Add the following to your distro|site|local.conf (or a python3_%.bbappend) PACKAGECONFIG:append:pn-python3 = “ tk” ( replace : with _ if you are on old release that doesn’t support the new override syntax) (This assumes you have meta-oe in your bblayers.conf so you can build tk, which it sounds like you do) This is because the _tkinter .so built by python3 is dynamically loaded only if present http://git.yoctoproject.org/cgit/cgit.cgi/poky/tree/meta/recipes-devtools/python/python3/python3-manifest.json#n1161 —Tim “moto-timo” Orling > I’ve found a few bits on the internet that seem related, but they haven’t > helped me get things going: > https://www.mail-archive.com/yocto@yoctoproject.org/msg18232.html > https://www.yoctoproject.org/pipermail/yocto/2014-July/020547.html > > Any pointers on where to look would be appreciated. > > -- > > Chris Tapp > opensou...@keylevel.com > www.keylevel.com > > > > >
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