Bash setup

.bash_profile

export PS1='\[\033[38;5;7m\][\[\]\[\033[38;5;2m\]\u\[\]\[\033[38;5;7m\]::\[\]\[\033[38;5;2m\]\h\[\]\[\033[38;5;7m\] \[\]\[\033[38;5;33m\]\W\[\]\[\033[38;5;7m\]][\[\]\[\033[38;5;202m\]$?\[\]\[\033[38;5;7m\]]\$ \[\]'

export HISTSIZE=
export HISTFILESIZE=
export HISTTIMEFORMAT="%y-%m-%d %T :: "
export PROMPT_COMMAND="history -a; $PROMPT_COMMAND"
export PYTHONSTARTUP=$HOME/.pythonrc.py

.pythonrc.py

try:
    import readline
except ImportError:
    print("Module readline not available.")
else:
    import rlcompleter
    readline.parse_and_bind("tab: complete")