$ slcli globalip create
An unexpected error has occured:
Traceback (most recent call last):
  File "/Library/Python/2.7/site-packages/SoftLayer/CLI/core.py", line 173, in main
    cli.main(**kwargs)
  File "/Library/Python/2.7/site-packages/click/core.py", line 696, in main
    rv = self.invoke(ctx)
  File "/Library/Python/2.7/site-packages/click/core.py", line 1060, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/Library/Python/2.7/site-packages/click/core.py", line 1060, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/Library/Python/2.7/site-packages/click/core.py", line 889, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/Library/Python/2.7/site-packages/click/core.py", line 534, in invoke
    return callback(*args, **kwargs)
  File "/Library/Python/2.7/site-packages/click/decorators.py", line 64, in new_func
    return ctx.invoke(f, obj, *args[1:], **kwargs)
  File "/Library/Python/2.7/site-packages/click/core.py", line 534, in invoke
    return callback(*args, **kwargs)
TypeError: cli() got an unexpected keyword argument 'v6'

Feel free to report this error as it is likely a bug:
    https://github.com/softlayer/softlayer-python/issues