bpo-1635741: Port _posixshmem extension module to multiphase initialization

[tiran]

Signed-off-by: Christian Heimes christian@python.org

https://bugs.python.org/issue1635741

Automerge-Triggered-By: GH:tiran

[tiran]

@corona10 Most trivial port ever

[vstinner]

LGTM.

[vstinner]

nitpick: would you mind to add a trialing dot? :-)

Suggested change

	Port _posixshmem extension module to multiphase initialization (:pep:`489`)
	Port _posixshmem extension module to multiphase initialization (:pep:`489`).

[tiran]

Next time!

[bedevere-bot]

⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot AMD64 Windows10 3.x has failed when building commit b437aa8.

What do you need to do:

1. Don't panic.
2. Check the buildbot page in the devguide if you don't know what the buildbots are or how they work.
3. Go to the page of the buildbot that failed (https://buildbot.python.org/all/#builders/146/builds/422) and take a look at the build logs.
4. Check if the failure is related to this commit (b437aa8) or if it is a false positive.
5. If the failure is related to this commit, please, reflect that on the issue and make a new Pull Request with a fix.

You can take a look at the buildbot page here:

https://buildbot.python.org/all/#builders/146/builds/422

Summary of the results of the build (if available):

Click to see traceback logs

remote: Enumerating objects: 18, done.        
remote: Counting objects:   5% (1/18)        
remote: Counting objects:  11% (2/18)        
remote: Counting objects:  16% (3/18)        
remote: Counting objects:  22% (4/18)        
remote: Counting objects:  27% (5/18)        
remote: Counting objects:  33% (6/18)        
remote: Counting objects:  38% (7/18)        
remote: Counting objects:  44% (8/18)        
remote: Counting objects:  50% (9/18)        
remote: Counting objects:  55% (10/18)        
remote: Counting objects:  61% (11/18)        
remote: Counting objects:  66% (12/18)        
remote: Counting objects:  72% (13/18)        
remote: Counting objects:  77% (14/18)        
remote: Counting objects:  83% (15/18)        
remote: Counting objects:  88% (16/18)        
remote: Counting objects:  94% (17/18)        
remote: Counting objects: 100% (18/18)        
remote: Counting objects: 100% (18/18), done.        
remote: Compressing objects:  12% (1/8)        
remote: Compressing objects:  25% (2/8)        
remote: Compressing objects:  37% (3/8)        
remote: Compressing objects:  50% (4/8)        
remote: Compressing objects:  62% (5/8)        
remote: Compressing objects:  75% (6/8)        
remote: Compressing objects:  87% (7/8)        
remote: Compressing objects: 100% (8/8)        
remote: Compressing objects: 100% (8/8), done.        
remote: Total 10 (delta 8), reused 3 (delta 2), pack-reused 0        
From https://github.com/python/cpython
 * branch            master     -> FETCH_HEAD
Reset branch 'master'

Invoke-WebRequest : The request was aborted: Could not create SSL/TLS secure 
channel.
At line:1 char:1
+ Invoke-WebRequest https://aka.ms/nugetclidl -OutFile 'D:\buildarea\3. ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : InvalidOperation: (System.Net.HttpWebRequest:Htt 
   pWebRequest) [Invoke-WebRequest], WebException
    + FullyQualifiedErrorId : WebCmdletWebResponseException,Microsoft.PowerShe 
   ll.Commands.InvokeWebRequestCommand
 
'py' is not recognized as an internal or external command,
operable program or batch file.
'"D:\buildarea\3.x.bolen-windows10\build\Tools\buildbot\..\..\PCbuild\..\externals\nuget.exe"' is not recognized as an internal or external command,
operable program or batch file.
Invoke-WebRequest : The request was aborted: Could not create SSL/TLS secure 
channel.
At line:1 char:1
+ Invoke-WebRequest https://aka.ms/nugetclidl -OutFile 'D:\buildarea\3. ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : InvalidOperation: (System.Net.HttpWebRequest:Htt 
   pWebRequest) [Invoke-WebRequest], WebException
    + FullyQualifiedErrorId : WebCmdletWebResponseException,Microsoft.PowerShe 
   ll.Commands.InvokeWebRequestCommand
 
'py' is not recognized as an internal or external command,
operable program or batch file.
'"D:\buildarea\3.x.bolen-windows10\build\Tools\buildbot\..\..\PCbuild\..\externals\nuget.exe"' is not recognized as an internal or external command,
operable program or batch file.
Could Not Find D:\buildarea\3.x.bolen-windows10\build\Lib\*.pyc
The system cannot find the file specified.
Could Not Find D:\buildarea\3.x.bolen-windows10\build\PCbuild\python*.zip
Invoke-WebRequest : The request was aborted: Could not create SSL/TLS secure 
channel.
At line:1 char:1
+ Invoke-WebRequest https://aka.ms/nugetclidl -OutFile 'D:\buildarea\3. ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : InvalidOperation: (System.Net.HttpWebRequest:Htt 
   pWebRequest) [Invoke-WebRequest], WebException
    + FullyQualifiedErrorId : WebCmdletWebResponseException,Microsoft.PowerShe 
   ll.Commands.InvokeWebRequestCommand
 
'py' is not recognized as an internal or external command,
operable program or batch file.
'"D:\buildarea\3.x.bolen-windows10\build\PCbuild\\..\externals\nuget.exe"' is not recognized as an internal or external command,
operable program or batch file.

test_ioctl skipped -- No module named 'fcntl'
test_kqueue skipped -- test works only on BSD
test_ossaudiodev skipped -- No module named 'ossaudiodev'
test_fcntl skipped -- No module named 'fcntl'
test_fork1 skipped -- object <module 'os' from 'D:\\buildarea\\3.x.bolen-windows10\\build\\lib\\os.py'> has no attribute 'fork'
test_pty skipped -- No module named 'termios'
test_wait4 skipped -- object <module 'os' from 'D:\\buildarea\\3.x.bolen-windows10\\build\\lib\\os.py'> has no attribute 'fork'
test_multiprocessing_forkserver skipped -- forkserver is not available on Windows
test_resource skipped -- No module named 'resource'
test_zipfile64 skipped -- test requires loads of disk-space bytes and a long time to run
minkernel\crts\ucrt\src\appcrt\lowio\write.cpp(49) : Assertion failed: (_osfile(fh) & FOPEN)
minkernel\crts\ucrt\src\appcrt\lowio\close.cpp(49) : Assertion failed: (_osfile(fh) & FOPEN)
minkernel\crts\ucrt\src\appcrt\lowio\close.cpp(49) : Assertion failed: (_osfile(fh) & FOPEN)
test_readline skipped -- No module named 'readline'
test_grp skipped -- No module named 'grp'
test_pipes skipped -- pipes module only works on posix
test_threadsignals skipped -- Can't test signal on win32
test_multiprocessing_fork skipped -- fork is not available on Windows
test_syslog skipped -- No module named 'syslog'
minkernel\crts\ucrt\src\appcrt\lowio\write.cpp(49) : Assertion failed: (_osfile(fh) & FOPEN)
test_posix skipped -- No module named 'posix'
test_dbm_ndbm skipped -- No module named '_dbm'
test_epoll skipped -- test works only on Linux 2.6
test_dbm_gnu skipped -- No module named '_gdbm'
test_openpty skipped -- os.openpty() not available.
test_pwd skipped -- No module named 'pwd'
test_poll skipped -- select.poll not defined
test_devpoll skipped -- test works only on Solaris OS family
test_spwd skipped -- No module named 'spwd'
test_nis skipped -- No module named 'nis'
test_curses skipped -- No module named '_curses'
test_xxtestfuzz skipped -- No module named '_xxtestfuzz'
test_gdb skipped -- Couldn't find gdb on the path
test_wait3 skipped -- os.fork not defined
<string>:2: PendingDeprecationWarning: lib2to3 package is deprecated and may not be able to parse Python 3.10+

Cannot open file 'D:\buildarea\3.x.bolen-windows10\build\test-results.xml' for upload

Invoke-WebRequest : The request was aborted: Could not create SSL/TLS secure 
channel.
At line:1 char:1
+ Invoke-WebRequest https://aka.ms/nugetclidl -OutFile 'D:\buildarea\3. ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : InvalidOperation: (System.Net.HttpWebRequest:Htt 
   pWebRequest) [Invoke-WebRequest], WebException
    + FullyQualifiedErrorId : WebCmdletWebResponseException,Microsoft.PowerShe 
   ll.Commands.InvokeWebRequestCommand
 
'py' is not recognized as an internal or external command,
operable program or batch file.
'"D:\buildarea\3.x.bolen-windows10\build\Tools\buildbot\..\..\PCbuild\..\externals\nuget.exe"' is not recognized as an internal or external command,
operable program or batch file.
Invoke-WebRequest : The request was aborted: Could not create SSL/TLS secure 
channel.
At line:1 char:1
+ Invoke-WebRequest https://aka.ms/nugetclidl -OutFile 'D:\buildarea\3. ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : InvalidOperation: (System.Net.HttpWebRequest:Htt 
   pWebRequest) [Invoke-WebRequest], WebException
    + FullyQualifiedErrorId : WebCmdletWebResponseException,Microsoft.PowerShe 
   ll.Commands.InvokeWebRequestCommand
 
'py' is not recognized as an internal or external command,
operable program or batch file.
'"D:\buildarea\3.x.bolen-windows10\build\Tools\buildbot\..\..\PCbuild\..\externals\nuget.exe"' is not recognized as an internal or external command,
operable program or batch file.
Could Not Find D:\buildarea\3.x.bolen-windows10\build\PCbuild\python*.zip