Description of problem:
Log out and log into a new session

Version-Release number of selected component:
ibus-typing-booster-1.5.32-2.fc26

Additional info:
reporter:       libreport-2.9.1
cmdline:        /usr/bin/python3 /usr/share/ibus-typing-booster/engine/main.py --ibus
crash_function: __bus_destroy_cb
exception_type: RuntimeError
executable:     /usr/share/ibus-typing-booster/engine/main.py
kernel:         4.12.8-300.fc26.x86_64
runlevel:       N 5
type:           Python3
uid:            1000

Truncated backtrace:
main.py:167:__bus_destroy_cb:RuntimeError: reentrant call inside <_io.BufferedWriter name='/home/heiko/.local/share/ibus-typing-booster/debug.log'>

Traceback (most recent call last):
  File "/usr/share/ibus-typing-booster/engine/main.py", line 167, in __bus_destroy_cb
    print("finalizing:)")
  File "/usr/share/ibus-typing-booster/engine/main.py", line 285, in <lambda>
    signal (SIGTERM, lambda signum, stack_frame: cleanup(ima))
  File "/usr/share/ibus-typing-booster/engine/main.py", line 182, in cleanup
    ima_ins.quit()
  File "/usr/share/ibus-typing-booster/engine/main.py", line 160, in quit
    self.__bus_destroy_cb()
  File "/usr/share/ibus-typing-booster/engine/main.py", line 167, in __bus_destroy_cb
    print("finalizing:)")
RuntimeError: reentrant call inside <_io.BufferedWriter name='/home/heiko/.local/share/ibus-typing-booster/debug.log'>

Local variables in innermost frame:
bus: None
self: <__main__.IMApp object at 0x7fa68cab5668>