improve comment

diff --git a/Debian/Debhelper/Buildsystem/python_distutils.pm b/Debian/Debhelper/Buildsystem/python_distutils.pm
index 502bf24ff7d1653963ecbc6337d92eb666cf6bd9..2ee2cc12b637a061b24df25ab34f81383c7365a9 100644 (file)
--- a/Debian/Debhelper/Buildsystem/python_distutils.pm
+++ b/Debian/Debhelper/Buildsystem/python_distutils.pm
@@ -82,13 +82,15 @@ sub pre_building_step {
 sub setup_py {
        my $this=shift;
        my $act=shift;
-       my $python_default = `pyversions -d`;
-       $python_default =~ s/^\s+//;
-       $python_default =~ s/\s+$//;
 
        # We need to to run setup.py with the default python first
        # as distutils/setuptools modifies the shebang lines of scripts.
        # This ensures that #!/usr/bin/python is used and not pythonX.Y
+       # Then, run setup.py with each available python, to build
+       # extensions for each.
+       my $python_default = `pyversions -d`;
+       $python_default =~ s/^\s+//;
+       $python_default =~ s/\s+$//;
        foreach my $python ("python", grep(!/^$python_default/,
                                (split ' ', `pyversions -r 2>/dev/null`))) {
                if (-x "/usr/bin/".$python) {