Any comments (keepalivemessage)?
rik
Roman Kurakin:
> While working on one project I've met a problem that I can't to specify to
> not touch my configuration files for python package that uses setup.py
> technique. To solve this problem I've implemented the following solution
> that works for me. If this idea worths it, I can make a patch relative
> needed
> version of python.
>
> Here is the patch I've done for that project (inlined here to show the
> idea).
>
>
> # HG changeset patch
> # Node ID 286864b5c6a30d0ebba5fc99876013c85c06ab59
> # Parent fc4dfd9ad64f477a0326995bea7cda12e33ddb39
> Add 'preserve files' functionality to setup() while installation. (clean
> version)
>
> diff -r fc4dfd9ad64f -r 286864b5c6a3 setup.py
> --- a/setup.py Wed Dec 13 12:50:46 2006 +0300
> +++ b/setup.py Mon Dec 18 14:01:34 2006 +0300
> @@ -26,17 +26,66 @@
> # POSSIBILITY OF SUCH DAMAGE.
>
> from distutils.core import setup
> +from distutils.command.install_data import install_data
> +from distutils.util import change_root, convert_path
> +from types import StringType
>
> -import sys
> +import sys,os
> pyver = "%d.%d" % sys.version_info[0:2]
> +
> +class smart_install_data(install_data):
> + def run(self):
> + # Use revers order for safe removal
> + for i in range(len(self.data_files)-1, -1, -1):
> + f = self.data_files[i]
> + if type(f) is StringType:
> + continue
> + if len(f) <= 2:
> + continue
> + # Ok, we have additional value, do some magick according it.
> + if f[2] != "preserve":
> + # Nope, we do not know it. Just ignore for now.
> + # Should we scream about it?
> + continue
> + # Check a tuple with path to install to and a list of files
> + dir = convert_path(f[0])
> + if not os.path.isabs(dir):
> + dir = os.path.join(self.install_dir, dir)
> + elif self.root:
> + dir = change_root(self.root, dir)
> +
> + if f[1] == []:
> + # If there are no files listed, the user must be
> + # trying to create an empty directory, so just ignore
> + # it.
> + # Should we scream in this case?
> + continue
> +
> + # Check files one by one.
> + # Use revers order for safe removal
> + for j in range(len(f[1])-1, -1, -1):
> + data=f[1][j]
> + data = convert_path(data)
> + if not os.path.isfile(data):
> + # Again skip dirs.
> + continue
> + dst = os.path.join(dir, os.path.basename(data))
> + if not os.path.exists(dst):
> + continue
> + del f[1][j]
> + if len(f[1]) == 0:
> + del self.data_files[i]
> +
> + return install_data.run(self)
>
> setup(name = 'usher',
> version = '0.1',
> package_dir = { 'usher':'python' },
> packages = ['usher', 'usher.ushercli', 'usher.usherlnm',
> 'usher.utils', 'usher.usherctrl'],
> + cmdclass = {'install_data':smart_install_data},
> data_files = [
> ('/etc/init.d', ['initscripts/usherctrl',
> 'initscripts/usherlnm']),
> - ('/etc/usher', ['configs/usherctrl.config',
> 'configs/usherlnm.config', 'configs/ushercli.config']),
> + ('/etc/usher', ['configs/usherctrl.config',
> 'configs/usherlnm.config', 'configs/ushercli.config'], "preserve"),
> ("/usr/lib/python%s/site-packages/usher/usherctrl" % pyver,
> ['python/usherctrl/app.tac']),
> ("/usr/lib/python%s/site-packages/usher/usherlnm" % pyver,
> ['python/usherlnm/app.tac'])
> ]
>
> _______________________________________________
> Distutils-SIG maillist - [email protected]
> http://mail.python.org/mailman/listinfo/distutils-sig
>
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