Bash Assignment

/p" /tmp/apod.html |
sed -e :a -e 's/<[^>]*>//g;/ grep -Ev '$IMG' |
tr '\n' ' ' |
sed 's/ /\n\n/g' |
awk 'NF { print $0 "\n" }' |
sed 's/^[ \t]*//' |
sed 's/[ \t]*$//'
        

}
function findurlbydate {

    dt="$1"
    URL="http://apod.nasa.gov/apod/ap${dt}.html"
    
wget "${URL}" --quiet -O /tmp/apod.html
grep -m 1 jpg /tmp/apod.html | sed -e 's///' -e 's/.*=//' -e 's/"//g' -e 's/^/http:\/\/apod.nasa.gov\/apod\//' > /tmp/pic_url
}
#Main...