fix remaining execnet 3k issues until all tests pass

--HG--
branch : trunk

py/__init__.py

@@ -147,6 +147,7 @@ initpkg(__name__,
     'builtin.print_'         : ('./builtin/builtin31.py', 'print_'),
     'builtin._reraise'       : ('./builtin/builtin31.py', '_reraise'),
     'builtin.exec_'          : ('./builtin/builtin31.py', 'exec_'),
+    'builtin.intern'         : ('./builtin/builtin31.py', 'intern'),
     'builtin._basestring'    : ('./builtin/builtin31.py', '_basestring'),
     'builtin._totext'        : ('./builtin/builtin31.py', '_totext'),
     'builtin._isbytes'       : ('./builtin/builtin31.py', '_isbytes'),

py/execnet/gwmanage.py

@@ -63,26 +63,27 @@ class GatewayManager:
         """ perform rsync to all remote hosts. 
         """ 
         rsync = HostRSync(source, verbose=verbose, ignores=ignores)
-        seen = {}
+        seen = py.builtin.set()
+        gateways = []
         for gateway in self.gateways:
             spec = gateway.spec
             if not spec._samefilesystem():
-                if spec in seen:
+                if spec not in seen:
-                    continue 
                     def finished():
                         if notify:
                             notify("rsyncrootready", spec, source)
                     rsync.add_target_host(gateway, finished=finished)
-                seen[spec] = gateway
+                    seen.add(spec)
+                    gateways.append(gateway)
         if seen:
             self.hook.pyexecnet_gwmanage_rsyncstart(
                 source=source, 
-                gateways=seen.values(),
+                gateways=gateways, 
             )
             rsync.send()
             self.hook.pyexecnet_gwmanage_rsyncfinish(
                 source=source, 
-                gateways=seen.values()
+                gateways=gateways, 
             )
 
     def exit(self):

py/execnet/rsync.py

@@ -83,9 +83,6 @@ class RSync(object):
             if checksum is not None and checksum == md5(data).digest():
                 data = None     # not really modified
             else:
-                # ! there is a reason for the interning:
-                # sharing multiple copies of the file's data
-                data = intern(data)
                 self._report_send_file(channel.gateway, modified_rel_path)
         channel.send(data)
 
@@ -140,7 +137,7 @@ class RSync(object):
         """ Adds a remote target specified via a 'gateway'
             and a remote destination directory. 
         """
-        assert finishedcallback is None or callable(finishedcallback)
+        assert finishedcallback is None or py.builtin.callable(finishedcallback)
         for name in options:
             assert name in ('delete',)
         def itemcallback(req):

py/execnet/rsync_remote.py

@@ -1,6 +1,10 @@
 
 def f():
-    import os, stat, shutil, md5
+    import os, stat, shutil
+    try:
+        from hashlib import md5
+    except ImportError:
+        from md5 import md5
     destdir, options = channel.receive() 
     modifiedfiles = []
 
@@ -43,7 +47,7 @@ def f():
                         pass
                     elif msg_mtime != st.st_mtime:
                         f = open(path, 'rb')
-                        checksum = md5.md5(f.read()).digest()
+                        checksum = md5(f.read()).digest()
                         f.close()
                     else:
                         return    # already fine

py/execnet/testing/test_rsync.py

@@ -13,7 +13,7 @@ def teardown_module(mod):
 
 class DirSetup:
     def setup_method(self, method):
-        name = "%s.%s" %(self.__class__.__name__, method.func_name)
+        name = "%s.%s" %(self.__class__.__name__, method.__name__)
         self.tmpdir = t = py.test.ensuretemp(name)
         self.source = t.join("source")
         self.dest1 = t.join("dest1")