options = Biopieces.options_parse(ARGV, casts)
sequences = []
-seq = Seq.new(nil, "")
+seq = Seq.new(seq: "")
Biopieces.open(options[:stream_in], options[:stream_out]) do |input, output|
input.each_record do |record|
- if record.has_key? :SEQ
+ if record[:SEQ]
unless seq.seq_name
seq.seq_name = record[:SEQ_NAME]
end