From 42c877c4beee124e747603d2ea4946d33261c07c 2011-10-09 12:11:59
From: Christian Boos <cboos@bct-technology.com>
Date: 2011-10-09 12:11:59
Subject: [PATCH] inputhook: make stdin_ready() function reusable

Move it from lib.inputhookwx to lib.inputhook, as the former
module can only be loaded if wx itself is available.

---

diff --git a/IPython/lib/inputhook.py b/IPython/lib/inputhook.py
index 085a271..782b4de 100644
--- a/IPython/lib/inputhook.py
+++ b/IPython/lib/inputhook.py
@@ -15,8 +15,13 @@ Inputhook management for GUI event loop integration.
 #-----------------------------------------------------------------------------
 
 import ctypes
+import os
 import sys
 import warnings
+if os.name == 'posix':
+    import select
+elif sys.platform == 'win32':
+    import msvcrt
 
 #-----------------------------------------------------------------------------
 # Constants
@@ -33,9 +38,19 @@ GUI_GLUT = 'glut'
 GUI_PYGLET = 'pyglet'
 
 #-----------------------------------------------------------------------------
-# Utility classes
+# Utilities
 #-----------------------------------------------------------------------------
 
+def stdin_ready():
+    if os.name == 'posix':
+        infds, outfds, erfds = select.select([sys.stdin],[],[],0)
+        if infds:
+            return True
+        else:
+            return False
+    elif sys.platform == 'win32':
+        return msvcrt.kbhit()
+
 
 #-----------------------------------------------------------------------------
 # Main InputHookManager class
diff --git a/IPython/lib/inputhookwx.py b/IPython/lib/inputhookwx.py
index 8e3d25b..4b9bd02 100644
--- a/IPython/lib/inputhookwx.py
+++ b/IPython/lib/inputhookwx.py
@@ -24,26 +24,13 @@ import time
 from timeit import default_timer as clock
 import wx
 
-if os.name == 'posix':
-    import select
-elif sys.platform == 'win32':
-    import msvcrt
+from IPython.lib.inputhook import stdin_ready
+
 
 #-----------------------------------------------------------------------------
 # Code
 #-----------------------------------------------------------------------------
 
-def stdin_ready():
-    if os.name == 'posix':
-        infds, outfds, erfds = select.select([sys.stdin],[],[],0)
-        if infds:
-            return True
-        else:
-            return False
-    elif sys.platform == 'win32':
-        return msvcrt.kbhit()
-
-
 def inputhook_wx1():
     """Run the wx event loop by processing pending events only.