Complete the square sum function so that it squares each number passed into it and then sums the results together. python

For example, for $[1,2,2]$ it should return $9$ because

$1$

$2$

$+$

$2$

$2$

$+$

$2$

$2$

$=$

$9$

$1$

$2$

$+2$

$2$

$+2$

$2$

$=9.$