Faster (e.g. twice faster on huge files) Read json file only once (into EMBLmyGFF3.py) and store the info in an associative array (dict), and update the rest of the code to access the values from the dict. Previously the json file of the investigated feature was read and closed. So for 1000 exons the exon's json file was read 1000 times. biopython 1.77 max because after Bio.Alphabet has been removed require python 3.6 minimum otherwise not compatible with biopython 1.77 #53. Fix translation line and translate other valid start codons by a Methionine upercase month in DT line Update test to reflect modifications