8000 bpo-33178: Add BigEndianUnion, LittleEndianUnion classes to ctypes by ringof · Pull Request #25480 · python/cpython · GitHub
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bpo-33178: Add BigEndianUnion, LittleEndianUnion classes to ctypes #25480

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Merged
merged 14 commits into from
Mar 29, 2022
Merged

bpo-33178: Add BigEndianUnion, LittleEndianUnion classes to ctypes #25480

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16f3369
bpo-33178: Add BigEndianUnion, LittleEndianUnion classes to ctypes
ringof Apr 20, 2021
7ce9e27
GH-25480: remove trailing whitespace in ctypes doc
ringof Apr 20, 2021
8be24ce
GH-25480: add news entry blurb
ringof Apr 20, 2021
49a809a
GH-25480: corrected formatting error in news blurb
ringof Apr 21, 2021
11bb5a6
GH-25480: simplified, corrected formatting in news blurb
ringof Apr 21, 2021
114506a
GH-25480: remove trailing whitespace in news blurb
ringof Apr 21, 2021
8d28e0a
GH-25480: fixed class markup in news blurb
ringof Apr 21, 2021
59132e8
GH-25480: fixed unsupported type tests and naming per review comments
ringof May 17, 2021
528ff2b
GH-25480: fixed whitepace errors
ringof May 17, 2021
e79bd1b
Merge branch 'python:main' into bpo-33178-ctypes-endianunion
ringof May 21, 2021
dd5b873
Merge branch 'python:main' into bpo-33178-ctypes-endianunion
ringof Mar 17, 2022
32a3c01
Merge branch 'python:main' into bpo-33178-ctypes-endianunion
ringof Mar 17, 2022
3e4f8c8
condensed base class selection for unsupported byte order tests
ringof Mar 17, 2022
00ffb65
added versionadded tags for new EndianUnion classes
ringof Mar 17, 2022
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condensed base class selection for unsupported byte order tests
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@ringof
ringof committed Mar 17, 2022
commit 3e4f8c82ca732c60f32009f6adce1d3353f173b3
18 changes: 2 additions & 16 deletions Lib/ctypes/test/test_byteswap.py
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Original file line number Diff line number Diff line change
Expand Up @@ -171,13 +171,6 @@ def test_endian_other(self):
self.assertIs(c_char.__ctype_be__, c_char)

def test_struct_fields_unsupported_byte_order(self):
if sys.byteorder == "little":
base = BigEndianStructure
else:
base = LittleEndianStructure

class T(base):
pass

fields = [
("a", c_ubyte),
Expand All @@ -202,7 +195,7 @@ class T(base):
# these fields do not support different byte order:
for typ in c_wchar, c_void_p, POINTER(c_int):
with self.assertRaises(TypeError):
class T(base):
class T(BigEndianStructure if sys.byteorder == "little" else LittleEndianStructure):
_fields_ = fields + [("x", typ)]


Expand Down Expand Up @@ -312,13 +305,6 @@ class S(Structure):
self.assertEqual(bin(s1), bin(s2))

def test_union_fields_unsupported_byte_order(self):
if sys.byteorder == "little":
base = BigEndianUnion
else:
base = LittleEndianUnion

class T(base):
pass

fields = [
("a", c_ubyte),
Expand All @@ -343,7 +329,7 @@ class T(base):
# these fields do not support different byte order:
for typ in c_wchar, c_void_p, POINTER(c_int):
with self.assertRaises(TypeError):
class T(base):
class T(BigEndianUnion if sys.byteorder == "little" else LittleEndianUnion):
_fields_ = fields + [("x", typ)]

def test_union_struct(self):
Expand Down
0