Hello, I rebuilt pyopencl,and the problem vanished.
so what should I do now ? ask for a binNMU or try to understand what is going on ? thanks for your time. Fred picca@mordor:/tmp$ python3.7-dbg -c "import pyopencl" /usr/lib/python3/dist-packages/pkg_resources/_vendor/pyparsing.py:943: DeprecationWarning: Using or importing the ABCs from 'collections' instead of from 'collections.abc' is deprecated, and in 3.8 it will stop working collections.MutableMapping.register(ParseResults) /usr/lib/python3/dist-packages/pkg_resources/_vendor/pyparsing.py:3245: DeprecationWarning: Using or importing the ABCs from 'collections' instead of from 'collections.abc' is deprecated, and in 3.8 it will stop working elif isinstance( exprs, collections.Iterable ): /usr/lib/python3.7/importlib/_bootstrap_external.py:434: ImportWarning: Not importing directory /usr/lib/python3/dist-packages/logilab: missing __init__ _warnings.warn(msg.format(portions[0]), ImportWarning)