Index: Lib/code.py
===================================================================
--- Lib/code.py	(revision 52005)
+++ Lib/code.py	(working copy)
@@ -6,6 +6,7 @@
 
 
 import sys
+import os
 import traceback
 from codeop import CommandCompiler, compile_command
 
@@ -190,6 +191,9 @@
 
         """
         InteractiveInterpreter.__init__(self, locals)
+        self.input = os.fdopen(os.dup(sys.stdin.fileno()), "rb")
+        self.output = os.fdopen(os.dup(sys.stdout.fileno()), "wb")
+        self.error = os.fdopen(os.dup(sys.stderr.fileno()), "wb")
         self.filename = filename
         self.resetbuffer()
 
@@ -274,9 +278,26 @@
         implementation.
 
         """
-        return raw_input(prompt)
+        if prompt:
+            self.output.write(prompt)
+            self.output.flush()
+        return self.input.readline()
 
+    def write(self, data):
+        self.error.write(data)
 
+    def runcode(self, code):
+        try:
+            exec code in self.locals
+        except SystemExit:
+            raise
+        except:
+            self.showtraceback()
+        else:
+            if softspace(self.output, 0):
+                print >> self.output
+
+
 def interact(banner=None, readfunc=None, local=None):
     """Closely emulate the interactive Python interpreter.