Show git branch name in ubuntu

.bashrc

#show git branch
function parse_git_branch {
  git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/(\1)/'
}

function proml {
  local        BLUE="\[\033[0;34m\]"
  local         RED="\[\033[0;31m\]"
  local       WHITE="\[\033[1;37m\]"
  local       GREEN="\[\033[0;10m\]"
  local  LIGHT_GRAY="\[\033[0;37m\]"

PS1="$BLUE[$LIGHT_GRAY\w$RED\$(parse_git_branch)$BLUE]\
$WHITE\$$GREEN "
PS2='> '
PS4='+ '
}
proml