*** test_GenomeDiagram_orig.py       Mon Aug 13 13:36:34 2018
--- test_GenomeDiagram.py      Mon Aug 13 13:36:28 2018
***************
*** 762,773 ****
                   tracklines=False, pagesize=(10 * cm, 6 * cm), fragments=1,
                   start=start, end=end)
          output_filename = os.path.join('Graphics', 'GD_region_linear.pdf')
-         gdd.write(output_filename, 'PDF')

!         # Also check the write_to_string (bytes string) method matches,
!         # (Note the possible confusion over new lines on Windows)
!         assert open(output_filename, "rb").read().replace(b"\r\n", b"\n") \
!                == gdd.write_to_string('PDF').replace(b"\r\n", b"\n")

          output_filename = os.path.join('Graphics', 'GD_region_linear.svg')
          gdd.write(output_filename, 'SVG')
--- 762,779 ----
                   tracklines=False, pagesize=(10 * cm, 6 * cm), fragments=1,
                   start=start, end=end)
          output_filename = os.path.join('Graphics', 'GD_region_linear.pdf')

!         oldSDE = os.environ.get('SOURCE_DATE_EPOCH',None)
!         try:
!             os.environ['SOURCE_DATE_EPOCH'] = '946684801'
!             gdd.write(output_filename, 'PDF')
!
!             # Also check the write_to_string (bytes string) method matches,
!             # (Note the possible confusion over new lines on Windows)
!             assert open(output_filename, "rb").read().replace(b"\r\n", b"\n") \
!                    == gdd.write_to_string('PDF').replace(b"\r\n", b"\n")
!         finally:
!             if oldSDE: os.environ['SOURCE_DATE_EPOCH'] = oldSDE

          output_filename = os.path.join('Graphics', 'GD_region_linear.svg')
          gdd.write(output_filename, 'SVG')