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authorGuido van Rossum <guido@python.org>1998-04-29 21:43:36 (GMT)
committerGuido van Rossum <guido@python.org>1998-04-29 21:43:36 (GMT)
commitf0c891a2b2ed16a34ab433f6e084adf9c4647d25 (patch)
tree6e81181e33a8a719c5591d4861b9d8cbb722f451 /Lib/lib-tk
parentc9b8a570407cc4d9be43a4c0f9d1ca45bcd0d470 (diff)
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Import MacOS at the top instead of insize Tk.__init__() -- the latter
repeats the I/O for the failed import on each interpreter creation.
Diffstat (limited to 'Lib/lib-tk')
-rw-r--r--Lib/lib-tk/Tkinter.py17
1 files changed, 7 insertions, 10 deletions
diff --git a/Lib/lib-tk/Tkinter.py b/Lib/lib-tk/Tkinter.py
index bc7dae7..583e226 100644
--- a/Lib/lib-tk/Tkinter.py
+++ b/Lib/lib-tk/Tkinter.py
@@ -8,6 +8,10 @@ TclError = _tkinter.TclError
from types import *
from Tkconstants import *
import string; _string = string; del string
+try:
+ import MacOS; _MacOS = MacOS; del MacOS
+except ImportError:
+ _MacOS = None
TkVersion = _string.atof(_tkinter.TK_VERSION)
TclVersion = _string.atof(_tkinter.TCL_VERSION)
@@ -845,18 +849,11 @@ class Tk(Misc, Wm):
baseName, ext = os.path.splitext(baseName)
if ext not in ('.py', 'pyc'): baseName = baseName + ext
self.tk = _tkinter.create(screenName, baseName, className)
- try:
+ if _MacOS:
# Disable event scanning except for Command-Period
- import MacOS
- try:
- MacOS.SchedParams(1, 0)
- except AttributeError:
- # pre-1.5, use old routine
- MacOS.EnableAppswitch(0)
- except ImportError:
- pass
- else:
+ _MacOS.SchedParams(1, 0)
# Work around nasty MacTk bug
+ # XXX Is this one still needed?
self.update()
# Version sanity checks
tk_version = self.tk.getvar('tk_version')