https://hg.python.org/cpython/rev/5f788ad057ca changeset: 104171:5f788ad057ca branch: 2.7 parent: 104167:f256bd5b8418 user: Terry Jan Reedy <tjreedy@udel.edu> date: Fri Sep 30 02:53:33 2016 -0400 summary: Issue #25488: Stpp idle.py from adding a entry when it is a duplicate. Also, make idlelib.idle.main() work after import idlelib.idle. files: Lib/idlelib/idle.py | 14 ++++++++------ 1 files changed, 8 insertions(+), 6 deletions(-) diff --git a/Lib/idlelib/idle.py b/Lib/idlelib/idle.py --- a/Lib/idlelib/idle.py +++ b/Lib/idlelib/idle.py @@ -1,11 +1,13 @@ 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: +# Enable running IDLE with idlelib in a non-standard location. +# This was once used to run development versions of IDLE. +# Because PEP 434 declared idle.py a public interface, +# removal should require deprecation. idlelib_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) -sys.path.insert(0, idlelib_dir) +if idlelib_dir not in sys.path: + sys.path.insert(0, idlelib_dir) -import idlelib.PyShell -idlelib.PyShell.main() +from idlelib.PyShell import main # This is subject to change +main() -- Repository URL: https://hg.python.org/cpython