StacktraceTop:PyGILState_Ensure () at ../Python/pystate.c:567 ?? () ?? () ?? () ?? () from /lib/libpthread.so.0
StacktraceTop: PyGILState_ Ensure () at ../Python/ pystate. c:567 .so.0
?? ()
?? ()
?? ()
?? () from /lib/libpthread