[Python-checkins] r72226 - in python/trunk/Lib/idlelib: NEWS.txt idle.py

[kurt.kaiser]

Author: kurt.kaiser
Date: Sun May  3 03:03:44 2009
New Revision: 72226

Log:
idle.py modified and simplified to better support
developing experimental versions of IDLE which are
not installed in the standard location.

Modified:
   python/trunk/Lib/idlelib/NEWS.txt
   python/trunk/Lib/idlelib/idle.py

Modified: python/trunk/Lib/idlelib/NEWS.txt
==============================================================================
--- python/trunk/Lib/idlelib/NEWS.txt	(original)
+++ python/trunk/Lib/idlelib/NEWS.txt	Sun May  3 03:03:44 2009
@@ -3,6 +3,9 @@
 
 *Release date: XX-XXX-2009*
 
+- idle.py modified and simplified to better support developing experimental
+  versions of IDLE which are not installed in the standard location.
+
 - OutputWindow/PyShell right click menu "Go to file/line" wasn't working with
   file paths containing spaces.  Bug 5559.
 

Modified: python/trunk/Lib/idlelib/idle.py
==============================================================================
--- python/trunk/Lib/idlelib/idle.py	(original)
+++ python/trunk/Lib/idlelib/idle.py	Sun May  3 03:03:44 2009
@@ -1,21 +1,11 @@
-try:
-    import idlelib.PyShell
-except ImportError:
-    # IDLE is not installed, but maybe PyShell is on sys.path:
-    try:
-        import PyShell
-    except ImportError:
-        raise
-    else:
-        import os
-        idledir = os.path.dirname(os.path.abspath(PyShell.__file__))
-        if idledir != os.getcwd():
-            # We're not in the IDLE directory, help the subprocess find run.py
-            pypath = os.environ.get('PYTHONPATH', '')
-            if pypath:
-                os.environ['PYTHONPATH'] = pypath + ':' + idledir
-            else:
-                os.environ['PYTHONPATH'] = idledir
-        PyShell.main()
-else:
-    idlelib.PyShell.main()
+import os.path
+import sys
+
+# If we are working on a development version of IDLE, we need to prepend the
+# parent of this idlelib dir to sys.path.  Otherwise, importing idlelib gets
+# the version installed with the Python used to call this module:
+idlelib_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+sys.path.insert(0, idlelib_dir)
+
+import idlelib.PyShell
+idlelib.PyShell.main()