THRIFT-1704: Tornado support (Python)
diff --git a/tutorial/py.tornado/PythonServer.py b/tutorial/py.tornado/PythonServer.py
new file mode 100755
index 0000000..52932ff
--- /dev/null
+++ b/tutorial/py.tornado/PythonServer.py
@@ -0,0 +1,104 @@
+#!/usr/bin/env python
+
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+import sys
+import glob
+sys.path.append('gen-py.tornado')
+sys.path.insert(0, glob.glob('../../lib/py/build/lib.*')[0])
+
+from tutorial import Calculator
+from tutorial.ttypes import Operation, InvalidOperation
+
+from shared.ttypes import SharedStruct
+
+from thrift import TTornado
+from thrift.transport import TSocket
+from thrift.transport import TTransport
+from thrift.protocol import TBinaryProtocol
+from thrift.server import TServer
+
+from tornado import ioloop
+
+
+class CalculatorHandler(object):
+    def __init__(self):
+        self.log = {}
+
+    def ping(self, callback):
+        print "ping()"
+        callback()
+
+    def add(self, n1, n2, callback):
+        print "add({}, {})".format(n1, n2)
+        callback(n1 + n2)
+
+    def calculate(self, logid, work, callback):
+        print "calculate({}, {})".format(logid, work)
+
+        if work.op == Operation.ADD:
+            val = work.num1 + work.num2
+        elif work.op == Operation.SUBTRACT:
+            val = work.num1 - work.num2
+        elif work.op == Operation.MULTIPLY:
+            val = work.num1 * work.num2
+        elif work.op == Operation.DIVIDE:
+            if work.num2 == 0:
+                x = InvalidOperation()
+                x.what = work.op
+                x.why = "Cannot divide by 0"
+                raise x
+            val = work.num1 / work.num2
+        else:
+            x = InvalidOperation()
+            x.what = work.op
+            x.why = "Invalid operation"
+            raise x
+
+        log = SharedStruct()
+        log.key = logid
+        log.value = '%d' % (val)
+        self.log[logid] = log
+        callback(val)
+
+    def getStruct(self, key, callback):
+        print "getStruct({})".format(key)
+        callback(self.log[key])
+
+    def zip(self, callback):
+        print "zip()"
+        callback()
+
+
+def main():
+    handler = CalculatorHandler()
+    processor = Calculator.Processor(handler)
+    pfactory = TBinaryProtocol.TBinaryProtocolFactory()
+    server = TTornado.TTornadoServer(processor, pfactory)
+
+    print "Starting the server..."
+    server.bind(9090)
+    server.start(1)
+    ioloop.IOLoop.instance().start()
+    print "done."
+
+
+if __name__ == "__main__":
+    main()