custom theme of ys:https://github.com/robbyrussell/oh-my-zsh/edit/master/themes/ys.zsh-theme
remove hostname and time which i donn't like
Put nops.zsh-theme in your .oh-my-zhs/themes directory, then in your .zshrc file:
ZSH_THEME="nops"
antigen theme aprilnops/zsh-theme nops