def test_parse_taxa(self):
    'parse_taxa should return the taxa # from a taxa_field from find_fields'
    result1 = find_fields(line1)
    result2 = find_fields(line2)
    result3 = find_fields(line3)
    result4 = find_fields(line4)
    self.assertEqual(parse_taxa(result1['taxa']), '40')
    self.assertEqual(parse_taxa(result2['taxa']), '1')
    self.assertEqual(parse_taxa(result3['taxa']), '39')
    self.assertEqual(parse_taxa(result4['taxa']), '2')
parse_taxa should return the taxa # from a taxa_field from find_fields
def test_parse_taxa(self):
    
    result1 = find_fields(line1)
    result2 = find_fields(line2)
    result3 = find_fields(line3)
    result4 = find_fields(line4)
    self.assertEqual(parse_taxa(result1['taxa']), '40')
    self.assertEqual(parse_taxa(result2['taxa']), '1')
    self.assertEqual(parse_taxa(result3['taxa']), '39')
    self.assertEqual(parse_taxa(result4['taxa']), '2')