1 files changed, 57 insertions, 0 deletions
diff --git a/doc/core/howto/listings/pb/copy_sender.py b/doc/core/howto/listings/pb/copy_sender.py
new file mode 100755
index 0000000..fca0594
--- /dev/null
+++ b/doc/core/howto/listings/pb/copy_sender.py
@@ -0,0 +1,57 @@
+#!/usr/bin/env python
+
+# Copyright (c) Twisted Matrix Laboratories.
+# See LICENSE for details.
+
+from twisted.spread import pb, jelly
+from twisted.python import log
+from twisted.internet import reactor
+
+class LilyPond:
+    def setStuff(self, color, numFrogs):
+        self.color = color
+        self.numFrogs = numFrogs
+    def countFrogs(self):
+        print "%d frogs" % self.numFrogs
+
+class CopyPond(LilyPond, pb.Copyable):
+    pass
+
+class Sender:
+    def __init__(self, pond):
+        self.pond = pond
+
+    def got_obj(self, remote):
+        self.remote = remote
+        d = remote.callRemote("takePond", self.pond)
+        d.addCallback(self.ok).addErrback(self.notOk)
+
+    def ok(self, response):
+        print "pond arrived", response
+        reactor.stop()
+    def notOk(self, failure):
+        print "error during takePond:"
+        if failure.type == jelly.InsecureJelly:
+            print " InsecureJelly"
+        else:
+            print failure
+        reactor.stop()
+        return None
+
+def main():
+    from copy_sender import CopyPond  # so it's not __main__.CopyPond
+    pond = CopyPond()
+    pond.setStuff("green", 7)
+    pond.countFrogs()
+    # class name:
+    print ".".join([pond.__class__.__module__, pond.__class__.__name__])
+
+    sender = Sender(pond)
+    factory = pb.PBClientFactory()
+    reactor.connectTCP("localhost", 8800, factory)
+    deferred = factory.getRootObject()
+    deferred.addCallback(sender.got_obj)
+    reactor.run()
+
+if __name__ == '__main__':
+    main()