Various Thrift fixes, including Application Exception support in Ruby, better errror messages across languages, etc.

Reviewed By: thrift


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665058 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/tutorial/py/PythonClient.py b/tutorial/py/PythonClient.py
index 96ca03a..9dcecd9 100755
--- a/tutorial/py/PythonClient.py
+++ b/tutorial/py/PythonClient.py
@@ -6,53 +6,58 @@
 from tutorial import Calculator
 from tutorial.ttypes import *
 
+from thrift import Thrift
 from thrift.transport import TSocket
 from thrift.transport import TTransport
 from thrift.protocol import TBinaryProtocol
 
-# Make socket
-transport = TSocket.TSocket('localhost', 9090)
-
-# Buffering is critical. Raw sockets are very slow
-transport = TTransport.TBufferedTransport(transport)
-
-# Wrap in a protocol
-protocol = TBinaryProtocol.TBinaryProtocol(transport)
-
-# Create a client to use the protocol encoder
-client = Calculator.Client(protocol)
-
-# Connect!
-transport.open()
-
-client.ping()
-print 'ping()'
-
-sum = client.add(1,1)
-print '1+1=%d' % (sum)
-
-work = Work()
-
-work.op = Operation.DIVIDE
-work.num1 = 1
-work.num2 = 0
-
 try:
-  quotient = client.calculate(1, work)
-  print 'Whoa? You know how to divide by zero?'
-except InvalidOperation, io:
-  print 'InvalidOperation: %s' % (io.__str__())
 
-work.op = Operation.SUBTRACT
-work.num1 = 15
-work.num2 = 10
+  # Make socket
+  transport = TSocket.TSocket('localhost', 9090)
 
-diff = client.calculate(1, work)
-print '15-10=%d' % (diff)
+  # Buffering is critical. Raw sockets are very slow
+  transport = TTransport.TBufferedTransport(transport)
 
-log = client.getStruct(1)
-print 'Check log: %s' % (log.value)
+  # Wrap in a protocol
+  protocol = TBinaryProtocol.TBinaryProtocol(transport)
 
-# Close!
-transport.close()
+  # Create a client to use the protocol encoder
+  client = Calculator.Client(protocol)
 
+  # Connect!
+  transport.open()
+
+  client.ping()
+  print 'ping()'
+
+  sum = client.add(1,1)
+  print '1+1=%d' % (sum)
+
+  work = Work()
+  
+  work.op = Operation.DIVIDE
+  work.num1 = 1
+  work.num2 = 0
+
+  try:
+    quotient = client.calculate(1, work)
+    print 'Whoa? You know how to divide by zero?'
+  except InvalidOperation, io:
+    print 'InvalidOperation: %s' % (io.__str__())
+    
+  work.op = Operation.SUBTRACT
+  work.num1 = 15
+  work.num2 = 10
+    
+  diff = client.calculate(1, work)
+  print '15-10=%d' % (diff)
+
+  log = client.getStruct(1)
+  print 'Check log: %s' % (log.value)
+
+  # Close!
+  transport.close()
+
+except Thrift.TException, tx:
+  print '%s' % (tx.message)