big ass merge of charlies work, digest/manifest, misc cleanup

1 files changed, 52 insertions, 0 deletions

diff --git a/examples/pkg_info.py b/examples/pkg_info.py
new file mode 100755
index 000000000..cd865f5de
--- /dev/null
+++ b/examples/pkg_info.py
@@ -0,0 +1,52 @@
+#! /usr/bin/env python
+
+import sys, itertools
+
+try:
+    from pkgcore.util import commandline, parserestrict
+    from pkgcore.restrictions.packages import AlwaysTrue
+    from pkgcore.restrictions.boolean import OrRestriction
+except ImportError:
+    print >> sys.stderr, 'Cannot import pkgcore!'
+    print >> sys.stderr, 'Verify it is properly installed and/or ' \
+        'PYTHONPATH is set correctly.'
+    if '--debug' not in sys.argv:
+        print >> sys.stderr, 'Add --debug to the commandline for a traceback.'
+    else:
+        raise
+    sys.exit(1)
+
+class OptionParser(commandline.OptionParser):
+    def __init__(self, **kwargs):
+        commandline.OptionParser.__init__(
+            self, description=__doc__, usage='%prog <atom>',
+            **kwargs)
+    def check_values(self, values, args):
+        values, args = commandline.OptionParser.check_values(
+            self, values, args)
+        values.repo = values.config.get_default('domain').repos[1]
+        values.restrict = OrRestriction(*commandline.convert_to_restrict(args))
+        return values, ()
+
+def getter(pkg):
+    return (pkg.key, getattr(pkg, "maintainers", None),
+            getattr(pkg, "herds", None))
+
+def main(options, out, err):
+    for t, pkgs in itertools.groupby(
+        options.repo.itermatch(options.restrict, sorter=sorted), getter):
+        out.write(t[0])
+        out.first_prefix = "    "
+        for pkg in pkgs:
+            out.write(pkg.cpvstr)
+        out.first_prefix = ""
+        out.write()
+        for item, values in zip(("maintainer", "herd"), t[1:]):
+            if values:
+                out.write("%s(s): %s" %
+                    (item.title(), ', '.join((unicode(x) for x in values))))
+        out.write()
+        out.write()
+
+if __name__ == '__main__':
+    commandline.main({None: (OptionParser, main)})