crash caused by unicode chars in Junos config

[ipmonk]

foo@bar:~$ splitcopy --scp junos-install-mx-x86-32-19.4R3-S7.3.tgz root@1.1.1.1:/var/tmp/
root@1.1.1.1's password:
ssh authentication succeeded
checking remote storage...
checking local storage...
sha1 not found, generating sha1...
splitting file...
Traceback (most recent call last):
File "/usr/local/bin/splitcopy", line 8, in
sys.exit(main())
File "/usr/local/lib/python3.6/dist-packages/splitcopy/splitcopy.py", line 225, in main
loop_start, loop_end = splitcopyput.put()
File "/usr/local/lib/python3.6/dist-packages/splitcopy/put.py", line 166, in put
command_list = self.scs.limit_check(self.copy_proto)
File "/usr/local/lib/python3.6/dist-packages/splitcopy/shared.py", line 626, in limit_check
cli_config = self.find_configured_limits(config_stanzas)
File "/usr/local/lib/python3.6/dist-packages/splitcopy/shared.py", line 605, in find_configured_limits
f'cli -c "show configuration {stanza} | display set | no-more"'
File "/usr/local/lib/python3.6/dist-packages/splitcopy/paramikoshell.py", line 486, in run
result, stdout = self.shell_cmd(cmd, timeout, exitcode)
File "/usr/local/lib/python3.6/dist-packages/splitcopy/paramikoshell.py", line 512, in shell_cmd
stdout = self.stdout_read(timeout)
File "/usr/local/lib/python3.6/dist-packages/splitcopy/paramikoshell.py", line 409, in stdout_read
output += data.decode()
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xa6 in position 122: invalid start byte