Patch by Robert Scheck <robert@fedoraproject.org> for boto >= 1.9b, which replaces
ternary operator and with-statement context usages by python 2.4 compatible stuff.
It also works around PEP 341 (Unifying try-except and try-finally).

--- boto-1.9b/boto/manage/server.py		2009-12-13 16:32:54.000000000 +0100
+++ boto-1.9b/boto/manage/server.py.python24	2011-01-02 23:36:53.000000000 +0100
@@ -22,7 +22,6 @@
 """
 High-level abstraction of an EC2 server
 """
-from __future__ import with_statement
 import boto.ec2
 from boto.mashups.iobject import IObject
 from boto.pyami.config import BotoConfigPath, Config
@@ -328,7 +327,10 @@
         for instance in instances:
             s = cls()
             s.ec2 = ec2
-            s.name = params.get('name') + '' if i==0 else str(i)
+            if i == 0:
+                s.name = params.get('name') + ''
+            else:
+                s.name = str(i)
             s.description = params.get('description')
             s.region_name = region.name
             s.instance_id = instance.id
@@ -522,8 +524,11 @@
         self._cmdshell = None
 
     def run(self, command):
-        with closing(self.get_cmdshell()) as cmd:
+        try:
+            cmd = self.get_cmdshell()
             status = cmd.run(command)
+        finally:
+            cmd.close()
         return status
 
     def get_bundler(self, uname='root'):
--- boto-1.9b/boto/manage/volume.py		2009-11-24 04:47:51.000000000 +0100
+++ boto-1.9b/boto/manage/volume.py.python24	2011-01-02 23:55:51.000000000 +0100
@@ -19,7 +19,6 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 # IN THE SOFTWARE.
 
-from __future__ import with_statement
 from boto.sdb.db.model import Model
 from boto.sdb.db.property import *
 from boto.manage.server import Server
@@ -232,28 +231,33 @@
     def wait(self):
         if self.server == None:
             raise ValueError, 'server attribute must be set to run this command'
-        with closing(self.server.get_cmdshell()) as cmd:
+        try:
             # wait for the volume device to appear
             cmd = self.server.get_cmdshell()
             while not cmd.exists(self.device):
                 boto.log.info('%s still does not exist, waiting 10 seconds' % self.device)
                 time.sleep(10)
+        finally:
+            cmd.close()
 
     def format(self):
         if self.server == None:
             raise ValueError, 'server attribute must be set to run this command'
         status = None
-        with closing(self.server.get_cmdshell()) as cmd:
+        try:
+            cmd = self.server.get_cmdshell()
             if not self.checkfs(cmd):
                 boto.log.info('make_fs...')
                 status = cmd.run('mkfs -t xfs %s' % self.device)
+        finally:
+            cmd.close()
         return status
 
     def mount(self):
         if self.server == None:
             raise ValueError, 'server attribute must be set to run this command'
         boto.log.info('handle_mount_point')
-        with closing(self.server.get_cmdshell()) as cmd:
+        try:
             cmd = self.server.get_cmdshell()
             if not cmd.isdir(self.mount_point):
                 boto.log.info('making directory')
@@ -276,6 +280,8 @@
             # Mount up our new EBS volume onto mount_point
             cmd.run("mount %s %s" % (self.device, self.mount_point))
             cmd.run('xfs_growfs %s' % self.mount_point)
+        finally:
+            cmd.close()
 
     def make_ready(self, server):
         self.server = server
@@ -298,15 +304,16 @@
         # if this volume is attached to a server
         # we need to freeze the XFS file system
         try:
-            self.freeze()
-            if self.server == None:
-                snapshot = self.get_ec2_connection().create_snapshot(self.volume_id)
-            else:
-                snapshot = self.server.ec2.create_snapshot(self.volume_id)
-            boto.log.info('Snapshot of Volume %s created: %s' %  (self.name, snapshot))
-        except Exception, e:
-            boto.log.info('Snapshot error')
-            boto.log.info(traceback.format_exc())
+            try:
+                self.freeze()
+                if self.server == None:
+                    snapshot = self.get_ec2_connection().create_snapshot(self.volume_id)
+                else:
+                    snapshot = self.server.ec2.create_snapshot(self.volume_id)
+                boto.log.info('Snapshot of Volume %s created: %s' %  (self.name, snapshot))
+            except Exception, e:
+                boto.log.info('Snapshot error')
+                boto.log.info(traceback.format_exc())
         finally:
             status = self.unfreeze()
             return status