Debian Stretch - Python3 KeyError

[edbird]

python3 cpu-g
[Errno 2] No translation file found for domain: 'cpu-g'
Traceback (most recent call last):
  File "cpu-g", line 42, in <module>
    cpug = CPUG()
  File "/home/ecb/cpu-g/src/cpug.py", line 999, in __init__
    self.update_info()
  File "/home/ecb/cpu-g/src/cpug.py", line 1177, in update_info
    self.distribution.set_text(inv.distro())
  File "/home/ecb/cpu-g/src/investigator.py", line 300, in distro
    return get_distro()
  File "/home/ecb/cpu-g/src/distro.py", line 39, in get_distro
    version_split = RELEASE_DATA["VERSION"].split(" ", maxsplit=1)
KeyError: 'VERSION'

[f-christo-a-ffer-t]

The OS Debian stretch was realesed in 2017.
Last activity I can find on cpu-g is from around 2012.
So maybe your cpu-g version is to old to recognize debian 9?