piexif/_remove.py | 56 30 + 26 - 0 !
tests/images/not_an_image.txt | 1 1 + 0 - 0 !
tests/s_test.py | 8 8 + 0 - 0 !
3 files changed, 39 insertions(+), 26 deletions(-)

 fixed unassigned variable error. also don't both re-writing image file if it hasn't changed.

tests/s_test.py | 12 12 + 0 - 0 !
1 file changed, 12 insertions(+)

 convert ifdrational to tuples in tests

This fixes tests with Pillow version >= 7.2.0