hello

#! /usr/bin/env bash

CLR_NOR="\x1b[0m"  # back to NORMAL
CLR_BOLD="\x1b[1m" # BOLD text
CLR_RED="\x1b[31m" # RED text
CLR_GRN="\x1b[32m" # GREEN text
CLR_YLW="\x1b[33m" # YELLOW text

export WQ_HOME=`pwd`

echo -e "${CLR_YLW}Checking Python version......${CLR_NOR}"
PYV=`python -c "import sys;t='{v[0]}.{v[1]}'.format(v=list(sys.version_info[:2]));sys.stdout.write(t)";`
if [[ $PYV == 2.7 ]]
then
    PY=python3;
    PIP=pip3;
    NTB="ipython notebook";
fi
if [[ $PYV == 3* ]]
then
    PY=python;
    PIP=pip;
    NTB="ipython notebook";
fi
if (eval "${PY} -V"); then
    echo -e "${CLR_YLW}Python version checked......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"
else
    echo -e "${CLR_YLW}Python version checked......${CLR_NOR}${CLR_RED}Failed${CLR_NOR}"
    exit -1
fi

echo -e "${CLR_YLW}Setting Python path to user local......${CLR_NOR}${CLR_GRN}Done${CLR_NOR}"
export PYTHONPATH=$WQ_HOME/.py/lib/python$PYV/site-packages/:$WQ_HOME/src:$WQ_HOME/scripts

if (eval "$PY -c 'import virtualenv as venv'"); then
    echo -e "${CLR_YLW}Checking virtualenv......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"
else
    echo -e "${CLR_YLW}Checking virtualenv......${CLR_NOR}${CLR_RED}Failed${CLR_NOR}"
    echo -e "${CLR_YLW}Reinstalling virtualenv......${CLR_NOR}"
    eval "${PIP} uninstall virtualenv"
    eval "${PIP} install virtualenv"
    echo -e "${CLR_YLW}Reinstalling virtualenv......${CLR_NOR}${CLR_GRN}Done${CLR_NOR}"
fi

if (eval "${PY} bin/env.py"); then
    source .py/bin/activate

    echo -e "${CLR_YLW}Installing numpy......${CLR_NOR}"
    eval "${PIP} install numpy==1.9.2"
    echo -e "${CLR_YLW}Installing numpy......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"

    echo -e "${CLR_YLW}Installing scipy......${CLR_NOR}"
    eval "${PIP} install scipy==0.16.0"
    echo -e "${CLR_YLW}Installing scipy......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"

    echo -e "${CLR_YLW}Installing pyzmq......${CLR_NOR}"
    eval "${PIP} install pyzmq==14.7.0"
    echo -e "${CLR_YLW}Installing pyzmq......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"

    echo -e "${CLR_YLW}Installing jinja2......${CLR_NOR}"
    eval "${PIP} install jinja2==2.8"
    echo -e "${CLR_YLW}Installing jinja2......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"

    echo -e "${CLR_YLW}Installing tornado......${CLR_NOR}"
    eval "${PIP} install tornado==4.2.1"
    echo -e "${CLR_YLW}Installing tornado......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"

    echo -e "${CLR_YLW}Installing jsonschema......${CLR_NOR}"
    eval "${PIP} install jsonschema==2.5.1"
    echo -e "${CLR_YLW}Installing jsonschema......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"

    echo -e "${CLR_YLW}Installing terminado......${CLR_NOR}"
    eval "${PIP} install terminado==0.5"
    echo -e "${CLR_YLW}Installing terminado......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"

    echo -e "${CLR_YLW}Installing ipython......${CLR_NOR}"
    eval "${PIP} install ipython==3.2.1"
    echo -e "${CLR_YLW}Installing ipython......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"

    echo -e "${CLR_YLW}Installing dependencies......${CLR_NOR}"
    eval "${PIP} install -r requirements.txt"
    echo -e "${CLR_YLW}Installing dependencies......${CLR_NOR}${CLR_GRN}OK${CLR_NOR}"

    if [[ $WQ_ENV ]]
    then
        echo -e "${CLR_YLW}Current environment: ${CLR_NOR}${CLR_RED}$WQ_ENV${CLR_NOR}"
    else
        export WQ_ENV="dev"
        echo -e "${CLR_YLW}Current environment: ${CLR_NOR}${CLR_RED}$WQ_ENV${CLR_NOR}"
    fi

    export PATH="$PATH:${WQ_HOME}/bin/"
    eval ${NTB}
fi