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[PATCH v3 4/8] git_remote_helpers: Use 2to3 if building with Python 3

From
John Keeping <john@keeping.me.uk>
Date
Jan 20, 2013, 13:15 UTC
Message-ID
<821f662a13db72ef96a9026133e8cb763c0a9be2.1358686905.git.john@keeping.me.uk>
In-Reply-To
<cover.1358686905.git.john@keeping.me.uk>

Using the approach detailed in the Python documentation[1], run 2to3 on the code as part of the build if building with Python 3.

The code itself requires no changes to convert cleanly.
[1] http://docs.python.org/3.3/howto/pyporting.html#during-installation
Signed-off-by: John Keeping <john@keeping.me.uk>
Acked-by: Sverre Rabbelier <srabbelier@gmail.com>
---
On Fri, 18 Jan 2013 23:52:16 -0800, Sverre Rabbelier wrote:
> Assuming you tried this out on both 2.x and 3.x:
>
> Acked-by: Sverre Rabbelier <srabbelier@gmail.com>
I ran the test suite with Python 2.7.3 and 3.2.3.
 git_remote_helpers/setup.py | 10 ++++++++++
 1 file changed, 10 insertions(+)
diff --git a/git_remote_helpers/setup.py b/git_remote_helpers/setup.py
index 4d434b6..6de41de 100644
--- a/git_remote_helpers/setup.py
+++ b/git_remote_helpers/setup.py
@@ -4,6 +4,15 @@
 
 from distutils.core import setup
 
+# If building under Python3 we need to run 2to3 on the code, do this by
+# trying to import distutils' 2to3 builder, which is only available in
+# Python3.
+try:
+    from distutils.command.build_py import build_py_2to3 as build_py
+except ImportError:
+    # 2.x
+    from distutils.command.build_py import build_py
+
 setup(
     name = 'git_remote_helpers',
     version = '0.1.0',
@@ -14,4 +23,5 @@ setup(
     url = 'http://www.git-scm.com/',
     package_dir = {'git_remote_helpers': ''},
     packages = ['git_remote_helpers', 'git_remote_helpers.git'],
+    cmdclass = {'build_py': build_py},
 )
-- 
1.8.1.353.gc992d5a.dirty
Previous: Sverre RabbelierNext: John Keeping
Message 13 of 38 in “Python 3 support for git_remote_helpers”
  1. 0/8 Python 3 support for git_remote_helpersJohn Keeping, Jan 20, 2013
  2. 1/8 git_remote_helpers: Allow building with Python 3John Keeping, Jan 20, 2013
  3. Sverre RabbelierJan 23, 2013
  4. 2/8 git_remote_helpers: fix input when running under Python 3John Keeping, Jan 20, 2013
  5. Sverre RabbelierJan 23, 2013
  6. John KeepingJan 23, 2013
  7. Sverre RabbelierJan 23, 2013
  8. Junio C HamanoJan 23, 2013
  9. Brandon CaseyJan 25, 2013
  10. Erik Faye-LundFeb 5, 2013
  11. 3/8 git_remote_helpers: Force rebuild if python version changesJohn Keeping, Jan 20, 2013
  12. Sverre RabbelierJan 23, 2013
  13. 4/8 git_remote_helpers: Use 2to3 if building with Python 3John Keeping, Jan 20, 2013
  14. 5/8 svn-fe: allow svnrdump_sim.py to run with Python 3John Keeping, Jan 20, 2013
  15. 6/8 git-remote-testpy: hash bytes explicitlyJohn Keeping, Jan 20, 2013
  16. John KeepingJan 26, 2013
  17. Junio C HamanoJan 26, 2013
  18. git-remote-testpy: fix patch hashing on Python 3John Keeping, Jan 26, 2013
  19. Michael HaggertyJan 27, 2013
  20. Junio C HamanoJan 27, 2013
  21. John KeepingJan 27, 2013
  22. Sverre RabbelierJan 27, 2013
  23. Michael HaggertyJan 27, 2013
  24. John KeepingJan 27, 2013
  25. git-remote-testpy: fix patch hashing on Python 3John Keeping, Jan 27, 2013
  26. Junio C HamanoJan 27, 2013
  27. John KeepingJan 27, 2013
  28. Junio C HamanoJan 27, 2013
  29. John KeepingJan 27, 2013
  30. Junio C HamanoJan 27, 2013
  31. Junio C HamanoJan 27, 2013
  32. John KeepingJan 27, 2013
  33. Junio C HamanoJan 27, 2013
  34. Michael HaggertyJan 28, 2013
  35. fixup! git-remote-testpy: fix path hashing on Python 3John Keeping, Jan 28, 2013
  36. Junio C HamanoJan 28, 2013
  37. 7/8 git-remote-testpy: don't do unbuffered text I/OJohn Keeping, Jan 20, 2013
  38. 8/8 git-remote-testpy: call print as a functionJohn Keeping, Jan 20, 2013

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