When use `blazar host-show`, got info as below:
usage: blazar host-show [-h] [-f {json,shell,table,value,yaml}] [-c COLUMN] [--max-width <integer>] [--fit-width] [--print-empty] [--noindent] [--prefix PREFIX] HOST
blazar host-show: error: too few arguments
Then use `blazar host-show -h`, but got help info of `blazar help` not subcommand's help info.
When use `blazar host-show`, got info as below: table,value, yaml}] [-c COLUMN]
[--max- width <integer>] [--fit-width] [--print-empty]
[--noindent] [--prefix PREFIX]
HOST
usage: blazar host-show [-h] [-f {json,shell,
blazar host-show: error: too few arguments
Then use `blazar host-show -h`, but got help info of `blazar help` not subcommand's help info.