A fairly minimal .zshrc file, with https://github.com/sindresorhus/pure prompt. Patchworked from my personal config, autogenerated bits, and some snippets. Made for setting up zsh on JupyterHub.

.zshrc

# Set up the prompt

fpath+=($HOME/.zsh/pure)
autoload -Uz promptinit
promptinit
prompt pure

setopt histignorealldups sharehistory

# Use emacs keybindings even if our EDITOR is set to vi
bindkey -e

# Keep 1000 lines of history within the shell and save it to ~/.zsh_history:
HISTSIZE=1000
SAVEHIST=1000
HISTFILE=~/.zsh_history

# set LS_COLORS
eval `dircolors -b`

alias diff='diff --color=auto'
alias grep='grep --color=auto'
alias ls='ls --color=auto'

# Use modern completion system
autoload -Uz compinit
compinit

setopt extendedglob

zstyle ':completion:*' completer _complete _ignored
zstyle ':completion:*' matcher-list '' 'm:{[:lower:]}={[:upper:]}' 'm:{[:lower:][:upper:]}={[:upper:][:lower:]} r:|[._-]=* r:|=*' 'l:|=* r:|=*'

# Show tab-completion menu, with colors
zstyle ':completion:*' menu select
zstyle ':completion:*:default' list-colors ${(s.:.)LS_COLORS}

# Up arrow search

autoload -U up-line-or-beginning-search
autoload -U down-line-or-beginning-search
zle -N up-line-or-beginning-search
zle -N down-line-or-beginning-search
bindkey "$key[Up]" up-line-or-beginning-search # Up
bindkey "$key[Down]" down-line-or-beginning-search # Down

# allow games (cowsay)

path+=('/usr/games/')