Linux script for youtube-dl

 #!/bin/bash
function usage
{
    echo "usage: yl [youtube-link]"
}
if [ "$1" != "" ]; then
 echo "Downloading $1"
 cd ~/Music
 echo "/usr/local/bin/youtube-dl --extract-audio --audio-quality 128K  --audio-format mp3 -l $1"
 /usr/local/bin/youtube-dl --extract-audio --audio-quality 128K  --audio-format mp3 -l $1
 echo "Done!"
fi