codec can't decode byte 0xb3 in position 193: ordinal not in range(128

[jungle-boogie]

Hi,

Please see:
iocage/iocage#153

I'm using py-libzfs on trueOS with iocage. When Installing from master, I have this:

% iocage list
Traceback (most recent call last):
  File "/usr/local/bin/iocage", line 10, in <module>
    sys.exit(cli())
  File "/usr/local/lib/python3.6/site-packages/click-6.7-py3.6.egg/click/core.py", line 722, in __call__
    return self.main(*args, **kwargs)
  File "/usr/local/lib/python3.6/site-packages/click-6.7-py3.6.egg/click/core.py", line 697, in main
    rv = self.invoke(ctx)
  File "/usr/local/lib/python3.6/site-packages/click-6.7-py3.6.egg/click/core.py", line 1063, in invoke
    Command.invoke(self, ctx)
  File "/usr/local/lib/python3.6/site-packages/click-6.7-py3.6.egg/click/core.py", line 895, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/usr/local/lib/python3.6/site-packages/click-6.7-py3.6.egg/click/core.py", line 535, in invoke
    return callback(*args, **kwargs)
  File "/usr/local/lib/python3.6/site-packages/iocage/main.py", line 102, in cli
    ioc_check.IOCCheck()
  File "/usr/local/lib/python3.6/site-packages/iocage/lib/ioc_check.py", line 19, in __init__
    self.__check_datasets__()
  File "/usr/local/lib/python3.6/site-packages/iocage/lib/ioc_check.py", line 33, in __check_datasets__
    list(pool.root.datasets)))) > 0
  File "/usr/local/lib/python3.6/site-packages/iocage/lib/ioc_check.py", line 32, in <lambda>
    has_duplicates = len(list(filter(lambda x: x.mountpoint == "/iocage",
  File "libzfs.pyx", line 2280, in libzfs.ZFSDataset.mountpoint.__get__ (libzfs.c:50748)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xb3 in position 193: ordinal not in range(128)

Any suggestions?