[gentoo-commits] proj/R_overlay:master commit in: roverlay/

["André Erdmann" <dywi@mailerd.de>]

commit:     9a715ef8a5c0553b85184b423f977cced4648adb
Author:     André Erdmann <dywi <AT> mailerd <DOT> de>
AuthorDate: Wed Jan 30 20:05:51 2013 +0000
Commit:     André Erdmann <dywi <AT> mailerd <DOT> de>
CommitDate: Wed Jan 30 20:05:51 2013 +0000
URL:        http://git.overlays.gentoo.org/gitweb/?p=proj/R_overlay.git;a=commit;h=9a715ef8

util: priosort()

Sorts the items of an iterable by priority.

---
 roverlay/util.py |   21 ++++++++++++++++++++-
 1 files changed, 20 insertions(+), 1 deletions(-)

diff --git a/roverlay/util.py b/roverlay/util.py
index be2cd33..8f737c1 100644
--- a/roverlay/util.py
+++ b/roverlay/util.py
@@ -6,13 +6,32 @@
 
 """provides utility functions commonly used"""
 
-__all__= [ 'dodir', 'keepenv', 'sysnop', ]
+__all__= [ 'dodir', 'keepenv', 'sysnop', 'get_dict_hash', 'priosort', ]
 
 import os
 import logging
 
 LOGGER = logging.getLogger ( 'util' )
 
+def priosort ( iterable ):
+	"""Sorts the items of an iterable by priority (lower value means higher
+	priority).
+
+	arguments:
+	* iterable
+	"""
+	def priokey ( item ):
+		"""Returns the priority of an item.
+
+		arguments:
+		* item --
+		"""
+		return item.priority
+	# --- end of priokey (...) ---
+
+	return sorted ( iterable, key=priokey )
+# --- end of priosort (...) ---
+
 def keepenv ( *to_keep ):
 	"""Selectively imports os.environ.