Action:
reads in a sequence file and sets the %seq hash sequence list
accordingly.
An example of an input sequence file:
CGATGAATTCCTGTACGGATCCGGAAAAAACGGGCAAAAAACGGCAAAAA ACGGGCAAAAAACGGCAAAAAACGGGCAAAAAACCGGCAAAAAACGGGCA AAAAACCGATCCGAATTCTAGACCTAGGATGCTGACTCATTGTCGATTGC TGGAAT
The following example will read in a sequence file, then print it out to the screen:
%seq = &read_sequence( $file ); &print_params(\%seq); exit;