conda installation script for louise

conda_cs188.sh

#!/usr/bin/env bash
# This script installs conda for CS188 on macOS distributions.

# Exit if any error occurs
# set -e

### START OF CODE GENERATED BY Argbash v2.6.1 one line above ###
die()
{
  local _ret=$2
  test -n "$_ret" || _ret=1
  test "$_PRINT_HELP" = yes && print_help >&2
  echo "$1" >&2
  exit ${_ret}
}

begins_with_short_option()
{
  local first_option all_short_options
  all_short_options='h'
  first_option="${1:0:1}"
  test "$all_short_options" = "${all_short_options/$first_option/}" && \
    return 1 || return 0
}



# THE DEFAULTS INITIALIZATION - POSITIONALS
_positionals=()
# THE DEFAULTS INITIALIZATION - OPTIONALS
_arg_mjkey=
_arg_modify_bashrc="on"

print_help ()
{
  printf '%s\n' "Installer of garage for macOS."
  printf 'Usage: %s [--mjkey <arg>] [--(no-)modify-bashrc] ' "$0"
  printf '[-h|--help]\n'
  printf '\t%s\n' "--mjkey: Path of the MuJoCo key (no default)"
  printf '\t%s' "--modify-bashrc,--no-modify-bashrc: Set environment "
  printf '%s\n' "variables in .bash_profile (off by default)"
  printf '\t%s\n' "-h,--help: Prints help"
}

parse_commandline ()
{
  while test $# -gt 0
  do
    _key="$1"
    case "$_key" in
      --mjkey)
        test $# -lt 2 && \
          die "Missing value for the optional argument '$_key'." 1
        _arg_mjkey="$2"
        shift
        ;;
      --mjkey=*)
        _arg_mjkey="${_key##--mjkey=}"
        ;;
      --no-modify-bashrc|--modify-bashrc)
        _arg_modify_bashrc="on"
        test "${1:0:5}" = "--no-" && _arg_modify_bashrc="off"
        ;;
      -h|--help)
        print_help
        exit 0
        ;;
      -h*)
        print_help
        exit 0
        ;;
      *)
        _PRINT_HELP=yes die "FATAL ERROR: Got an unexpected argument '$1'" 1
        ;;
    esac
    shift
  done
}


parse_commandline "$@"
### END OF CODE GENERATED BY Argbash (sortof) ### ])

# Utility functions
script_dir_path() {
  SCRIPT_DIR="$(dirname ${0})"
  [[ "${SCRIPT_DIR}" = /* ]] && echo "${SCRIPT_DIR}" || \
    echo "${PWD}/${SCRIPT_DIR#./}"
}

# red text
print_error() {
  echo -e "\033[0;31m${@}\033[0m"
}

# yellow text
print_warning() {
  echo -e "\033[0;33m${@}\033[0m"
}

# File where environment variables are stored
BASH_PROF="${HOME}/.bash_profile"

# Install dependencies
echo "Installing conda for Louise..."

# Leave a note in ~/.bash_profile for the added environment variables
if [[ "${_arg_modify_bashrc}" = on ]]; then
  echo -e "\n# Added by the conda installer" >> "${BASH_PROF}"
fi

# Set up conda
CONDA_SH="${HOME}/miniconda2/etc/profile.d/conda.sh"
if [[ ! -d "${HOME}/miniconda2" ]]; then
  CONDA_INSTALLER="$(mktemp -d)/miniconda.sh"
  curl https://repo.continuum.io/miniconda/Miniconda2-latest-MacOSX-x86_64.sh -o "${CONDA_INSTALLER}"
  chmod u+x "${CONDA_INSTALLER}"
  bash "${CONDA_INSTALLER}" -b -u
  if [[ "${_arg_modify_bashrc}" = on ]]; then
    echo ". ${CONDA_SH}" >> "${BASH_PROF}"
  fi
fi
# Export conda in this script
. "${CONDA_SH}"
conda update -q -y conda

# Create conda environment
{
  conda create --name cs188 python=3.6 -y
}
if [[ "${?}" -ne 0 ]]; then
  print_error "Error: conda environment could not be created"
fi

if [[ "${_arg_modify_bashrc}" != on ]]; then
  echo -e "\nRemember to execute the following commands before working on CS188:"
  echo ". ${CONDA_SH}"
  echo "You may wish to edit your .bash_profile to prepend these commands."
fi

echo -e "\nconda is installed! To make the changes take effect, work under"
echo -e "a new terminal. Also, make sure to run \`conda activate cs188\`"
echo -e "whenever you open a new terminal and want to run programs under conda."