# Print help for `zk init`
$ zk init --help
>Usage: zk init [<directory>]
>
>Create a new notebook in the given directory.
>
>Arguments:
>  [<directory>]    Directory containing the notebook.
>
>Flags:
>  -h, --help                 Show context-sensitive help.
>      --notebook-dir=PATH    Turn off notebook auto-discovery and set manually
>                             the notebook where commands are run.
>  -W, --working-dir=PATH     Run as if zk was started in <PATH> instead of the
>                             current working directory.
>      --no-input             Never prompt or ask for confirmation.

# Creates a new notebook in a new directory.
$ zk init --no-input new-dir 2> /dev/null
>
>Initialized a notebook in {{working-dir}}/new-dir

$ test -f new-dir/.zk/config.toml

# Creates a new notebook in an existing directory.
$ mkdir existing-dir

$ zk init --no-input existing-dir 2> /dev/null
>
>Initialized a notebook in {{working-dir}}/existing-dir

$ test -f existing-dir/.zk/config.toml

# Creates a new notebook in the current directory.
$ mkdir cur-dir && cd cur-dir

$ zk init --no-input 2> /dev/null
>
>Initialized a notebook in {{working-dir}}

$ test -f .zk/config.toml