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#!/usr/bin/env python3
# encoding: utf-8
from __future__ import (absolute_import, division,
print_function, unicode_literals)
import os, sys, re
import logging
logger = logging.getLogger(__name__)
def get_Trinity_gene_name(transcript_name):
"""
extracts the gene name from the Trinity identifier as the prefix
"""
(gene_name, count) = re.subn("_i\d+$", "", transcript_name)
if count != 1:
errmsg = "Error, couldn't extract gene_id from transcript_id: {}".format(transcript_name)
logger.critical(errmsg)
raise RuntimeError(errmsg)
return gene_name
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