Simplified code

Author: radarhere

src/PIL/ImageGrab.py

@@ -134,10 +134,7 @@ def grabclipboard() -> Image.Image | list[str] | None:
             import struct
 
             o = struct.unpack_from("I", data)[0]
-            if data[16] != 0:
-                files = data[o:].decode("utf-16le").split("\0")
-            else:
-                files = data[o:].decode("mbcs").split("\0")
+            files = data[o:].decode("mbcs" if data[16] == 0 else "utf-16le").split("\0")
             return files[: files.index("")]
         if isinstance(data, bytes):
             data = io.BytesIO(data)

src/PIL/JpegImagePlugin.py

@@ -762,8 +762,7 @@ def validate_qtables(
     extra = info.get("extra", b"")
 
     MAX_BYTES_IN_MARKER = 65533
-    xmp = info.get("xmp")
-    if xmp:
+    if xmp := info.get("xmp"):
         overhead_len = 29  # b"http://ns.adobe.com/xap/1.0/\x00"
         max_data_bytes_in_marker = MAX_BYTES_IN_MARKER - overhead_len
         if len(xmp) > max_data_bytes_in_marker:
@@ -772,8 +771,7 @@ def validate_qtables(
         size = o16(2 + overhead_len + len(xmp))
         extra += b"\xff\xe1" + size + b"http://ns.adobe.com/xap/1.0/\x00" + xmp
 
-    icc_profile = info.get("icc_profile")
-    if icc_profile:
+    if icc_profile := info.get("icc_profile"):
         overhead_len = 14  # b"ICC_PROFILE\0" + o8(i) + o8(len(markers))
         max_data_bytes_in_marker = MAX_BYTES_IN_MARKER - overhead_len
         markers = []
@@ -831,7 +829,6 @@ def validate_qtables(
     # in a shot. Guessing on the size, at im.size bytes. (raw pixel size is
     # channels*size, this is a value that's been used in a django patch.
     # https://github.com/matthewwithanm/django-imagekit/issues/50
-    bufsize = 0
     if optimize or progressive:
         # CMYK can be bigger
         if im.mode == "CMYK":
@@ -848,7 +845,7 @@ def validate_qtables(
     else:
         # The EXIF info needs to be written as one block, + APP1, + one spare byte.
         # Ensure that our buffer is big enough. Same with the icc_profile block.
-        bufsize = max(bufsize, len(exif) + 5, len(extra) + 1)
+        bufsize = max(len(exif) + 5, len(extra) + 1)
 
     ImageFile._save(
         im, fp, [ImageFile._Tile("jpeg", (0, 0) + im.size, 0, rawmode)], bufsize

src/libImaging/Arrow.c

@@ -98,7 +98,7 @@ export_imaging_schema(Imaging im, struct ArrowSchema *schema) {
     }
 
     /* for now, single block images */
-    if (!(im->blocks_count == 0 || im->blocks_count == 1)) {
+    if (im->blocks_count > 1) {
         return IMAGING_ARROW_MEMORY_LAYOUT;
     }
 
@@ -157,7 +157,7 @@ export_single_channel_array(Imaging im, struct ArrowArray *array) {
     int length = im->xsize * im->ysize;
 
     /* for now, single block images */
-    if (!(im->blocks_count == 0 || im->blocks_count == 1)) {
+    if (im->blocks_count > 1) {
         return IMAGING_ARROW_MEMORY_LAYOUT;
     }
 
@@ -200,7 +200,7 @@ export_fixed_pixel_array(Imaging im, struct ArrowArray *array) {
     int length = im->xsize * im->ysize;
 
     /* for now, single block images */
-    if (!(im->blocks_count == 0 || im->blocks_count == 1)) {
+    if (im->blocks_count > 1) {
         return IMAGING_ARROW_MEMORY_LAYOUT;
     }