From 4fa82cee8ca58d83902b351faa2742fd174c6fe5 Mon Sep 17 00:00:00 2001
From: Necoro <>
Date: Tue, 18 Sep 2007 06:34:41 +0000
Subject: replaced some lists by generators to save memory

---
 portato/backend/portage/system.py | 4 ++--
 portato/gui/gtk/windows.py        | 4 ++--
 portato/gui/gui_helper.py         | 4 +---
 3 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/portato/backend/portage/system.py b/portato/backend/portage/system.py
index eeccb9c..035425b 100644
--- a/portato/backend/portage/system.py
+++ b/portato/backend/portage/system.py
@@ -247,12 +247,12 @@ class PortageSystem (SystemInterface):
 			return t
 
 	def find_all_world_packages (self, name = None):
-		world = filter(self.find_lambda(name), [x.get_cpv() for x in self.find_world_packages()[0]])
+		world = filter(self.find_lambda(name), (x.get_cpv() for x in self.find_world_packages()[0]))
 		world = unique_array(world)
 		return self.geneticize_list(world)
 
 	def find_all_system_packages (self, name = None):
-		sys = filter(self.find_lambda(name), [x.get_cpv() for x in self.find_system_packages()[0]])
+		sys = filter(self.find_lambda(name), (x.get_cpv() for x in self.find_system_packages()[0]))
 		sys = unique_array(sys)
 		return self.geneticize_list(sys)
 
diff --git a/portato/gui/gtk/windows.py b/portato/gui/gtk/windows.py
index 562624c..434381f 100644
--- a/portato/gui/gtk/windows.py
+++ b/portato/gui/gtk/windows.py
@@ -82,7 +82,7 @@ class PluginWindow (AbstractDialog):
 		col = gtk.TreeViewColumn(_("Enabled"), bcell, active = 2)
 		view.append_column(col)
 		
-		for p in [("<b>"+p.name+"</b>", p.author, p.is_enabled()) for p in plugins]:
+		for p in (("<b>"+p.name+"</b>", p.author, p.is_enabled()) for p in plugins):
 			self.store.append(p)
 
 		self.window.show_all()
@@ -580,7 +580,7 @@ class PackageTable:
 		
 		store = self.versList.get_model()
 		# append versions
-		for vers, inst in [(x.get_version(), x.is_installed()) for x in self.packages]:
+		for vers, inst in ((x.get_version(), x.is_installed()) for x in self.packages):
 			if inst:
 				icon = self.main.instPixbuf
 			else:
diff --git a/portato/gui/gui_helper.py b/portato/gui/gui_helper.py
index e1c9ce9..d1c53d0 100644
--- a/portato/gui/gui_helper.py
+++ b/portato/gui/gui_helper.py
@@ -201,9 +201,7 @@ class Database:
 		
 		# cycle through packages
 		for p in packages:
-			list = p.split("/")
-			cat = list[0]
-			pkg = list[1]
+			cat, pkg = p.split("/")
 			if not cat in self._db: self._db[cat] = []
 			self._db[cat].append((pkg, p in installed))
 
-- 
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