From 120dae77498847d98391e14ff4b5757b0f85ad4a Mon Sep 17 00:00:00 2001
From: fijal <none@none>
Date: Thu, 8 Feb 2007 16:54:53 +0100
Subject: [PATCH] [svn r38172] Add a method which sends only if there are
 available targets

--HG--
branch : trunk
---
 py/execnet/rsync.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/py/execnet/rsync.py b/py/execnet/rsync.py
index 888af3f59..c79dffc1a 100644
--- a/py/execnet/rsync.py
+++ b/py/execnet/rsync.py
@@ -93,6 +93,13 @@ class RSync(object):
         if self._verbose:
             print '%s <= %s' % (gateway.remoteaddress, modified_rel_path)
 
+    def send_if_targets(self):
+        """ Sends only if there are targets, otherwise returns
+        """
+        if not self._channels:
+            return
+        self.send()
+
     def send(self):
         """ Sends a sourcedir to all added targets. 
         """