operate on model using path thus eliminate iter = model.get_iter(path) calls

src/config.py

@@ -1629,8 +1629,7 @@ class AccountsWindow:
 
 	def on_accounts_treeview_row_activated(self, widget, path, column):
 		model = widget.get_model()
-		iter = model.get_iter(path)
-		account = model[iter][0].decode('utf-8')
+		account = model[path][0].decode('utf-8')
 		self.show_modification_window(account)
 
 	def show_modification_window(self, account):

src/groupchat_control.py

@@ -1333,14 +1333,13 @@ class GroupchatControl(ChatControlBase):
 	def on_list_treeview_row_activated(self, widget, path, col = 0):
 		'''When an iter is double clicked: open the chat window'''
 		model = widget.get_model()
-		iter = model.get_iter(path)
 		if len(path) == 1: # It's a group
 			if (widget.row_expanded(path)):
 				widget.collapse_row(path)
 			else:
 				widget.expand_row(path, False)
 		else: # We want to send a private message
-			nick = model[iter][C_NICK].decode('utf-8')
+			nick = model[path][C_NICK].decode('utf-8')
 			self._start_private_message(nick)
 
 	def on_list_treeview_button_press_event(self, widget, event):

src/history_window.py

@@ -354,9 +354,8 @@ class HistoryWindow:
 		cur_year, cur_month, cur_day = self.calendar.get_date()
 		cur_month = gtkgui_helpers.make_gtk_month_python_month(cur_month)
 		model = widget.get_model()
-		iter = model.get_iter(path)
 		# make it a tupple (Y, M, D, 0, 0, 0...)
-		tim = time.strptime(model[iter][C_UNIXTIME], '%x')
+		tim = time.strptime(model[path][C_UNIXTIME], '%x')
 		year = tim[0]
 		gtk_month = tim[1]
 		month = gtkgui_helpers.make_python_month_gtk_month(gtk_month)
@@ -367,7 +366,7 @@ class HistoryWindow:
 			self.calendar.select_month(month, year)
 		
 		self.calendar.select_day(day)
-		unix_time = model[iter][C_TIME]
+		unix_time = model[path][C_TIME]
 		self.scroll_to_result(unix_time)
 		#FIXME: one day do not search just for unix_time but the whole and user
 		# specific format of the textbuffer line [time] nick: message

src/roster_window.py

@@ -2131,10 +2131,9 @@ _('If "%s" accepts this request you will know his or her status.') % jid)
 	def on_roster_treeview_row_activated(self, widget, path, col = 0):
 		'''When an iter is double clicked: open the first event window'''
 		model = self.tree.get_model()
-		iter = model.get_iter(path)
-		account = model[iter][C_ACCOUNT].decode('utf-8')
-		type = model[iter][C_TYPE]
-		jid = model[iter][C_JID].decode('utf-8')
+		account = model[path][C_ACCOUNT].decode('utf-8')
+		type = model[path][C_TYPE]
+		jid = model[path][C_JID].decode('utf-8')
 		if type in ('group', 'account'):
 			if self.tree.row_expanded(path):
 				self.tree.collapse_row(path)