$"""$ Reads in the even numbered lines of a file

$[$IMPLEMENT ME$]$

$1.$ Open and read the given file into a variable

$2.$ Read the file line$-$by$-$line and add the even$-$numbered lines to a list

$3.$ Return the list

Args:

file$\_$name: the name of the file to be read

Returns:

list: a list of the even$-$numbered lines of the file