checkstyle.sh

#! /bin/bash                                                                                                                                                                                                        

current_branch=$(git symbolic-ref -q HEAD | cut -d'/' -f3)
files_changed=$(git diff --name-only $current_branch master | grep -e "\.py$")

if [ -e "$files_changed" ]; then
    echo "No python code was changed. Exiting..."
    exit 0
else
    for file in $files_changed; do
        git checkout master &> /dev/null
        cnt1=$(pylint --rcfile=.pylintrc $file | wc -l)
        git checkout $current_branch &> /dev/null
        cnt2=$(pylint --rcfile=.pylintrc $file | wc -l)

        if [ $cnt1 -gt $cnt2 ]; then
            d="-"
        elif [ $cnt1 -lt $cnt2 ]; then
            d="+"
        else
            d="="
        fi

        echo "$file: $cnt1 $cnt2 $d"

    done

fi