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Simplify temporary directory cleanup

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Co-Authored-By: Jon Dufresne <jon.dufresne@gmail.com>
This commit is contained in:
Hugo 2019-10-08 16:32:42 +03:00
parent 84e53e3757
commit 3a34081db5
2 changed files with 28 additions and 32 deletions
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5
Tests/test_file_pdf.py
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@ -162,13 +162,10 @@ class TestFilePdf(PillowTestCase):
def test_pdf_append_fails_on_nonexistent_file(self): def test_pdf_append_fails_on_nonexistent_file(self):
im = hopper("RGB") im = hopper("RGB")
temp_dir = tempfile.mkdtemp() with tempfile.TemporaryDirectory() as temp_dir:
try:
self.assertRaises( self.assertRaises(
IOError, im.save, os.path.join(temp_dir, "nonexistent.pdf"), append=True IOError, im.save, os.path.join(temp_dir, "nonexistent.pdf"), append=True
) )
finally:
os.rmdir(temp_dir)
def check_pdf_pages_consistency(self, pdf): def check_pdf_pages_consistency(self, pdf):
pages_info = pdf.read_indirect(pdf.pages_ref) pages_info = pdf.read_indirect(pdf.pages_ref)

55
src/PIL/IcnsImagePlugin.py
View File

@ -314,41 +314,40 @@ def _save(im, fp, filename):
fp.flush() fp.flush()
# create the temporary set of pngs # create the temporary set of pngs
iconset = tempfile.mkdtemp(".iconset") with tempfile.TemporaryDirectory(".iconset") as iconset:
provided_images = {im.width: im for im in im.encoderinfo.get("append_images", [])} provided_images = {
last_w = None im.width: im for im in im.encoderinfo.get("append_images", [])
second_path = None }
for w in [16, 32, 128, 256, 512]: last_w = None
prefix = "icon_{}x{}".format(w, w) second_path = None
for w in [16, 32, 128, 256, 512]:
prefix = "icon_{}x{}".format(w, w)
first_path = os.path.join(iconset, prefix + ".png") first_path = os.path.join(iconset, prefix + ".png")
if last_w == w: if last_w == w:
shutil.copyfile(second_path, first_path) shutil.copyfile(second_path, first_path)
else: else:
im_w = provided_images.get(w, im.resize((w, w), Image.LANCZOS)) im_w = provided_images.get(w, im.resize((w, w), Image.LANCZOS))
im_w.save(first_path) im_w.save(first_path)
second_path = os.path.join(iconset, prefix + "@2x.png") second_path = os.path.join(iconset, prefix + "@2x.png")
im_w2 = provided_images.get(w * 2, im.resize((w * 2, w * 2), Image.LANCZOS)) im_w2 = provided_images.get(w * 2, im.resize((w * 2, w * 2), Image.LANCZOS))
im_w2.save(second_path) im_w2.save(second_path)
last_w = w * 2 last_w = w * 2
# iconutil -c icns -o {} {} # iconutil -c icns -o {} {}
convert_cmd = ["iconutil", "-c", "icns", "-o", filename, iconset] convert_cmd = ["iconutil", "-c", "icns", "-o", filename, iconset]
convert_proc = subprocess.Popen( convert_proc = subprocess.Popen(
convert_cmd, stdout=subprocess.PIPE, stderr=subprocess.DEVNULL convert_cmd, stdout=subprocess.PIPE, stderr=subprocess.DEVNULL
) )
convert_proc.stdout.close() convert_proc.stdout.close()
retcode = convert_proc.wait() retcode = convert_proc.wait()
# remove the temporary files if retcode:
shutil.rmtree(iconset) raise subprocess.CalledProcessError(retcode, convert_cmd)
if retcode:
raise subprocess.CalledProcessError(retcode, convert_cmd)
Image.register_open(IcnsImageFile.format, IcnsImageFile, lambda x: x[:4] == b"icns") Image.register_open(IcnsImageFile.format, IcnsImageFile, lambda x: x[:4] == b"icns")