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safeRepr prints class name before calling repr on C++ objects

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This commit is contained in:
Darren Ranalli 2008-09-05 20:44:26 +00:00
parent 9bc056eac3
commit 36b6f93353
1 changed files with 14 additions and 2 deletions
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16
direct/src/showbase/PythonUtil.py
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@ -2253,15 +2253,27 @@ def _getDtoolSuperBase():
from pandac.PandaModules import PandaNode
dtoolSuperBase = PandaNode('').__class__.__bases__[0].__bases__[0].__bases__[0]
safeReprNotify = None
def _getSafeReprNotify():
global safeReprNotify
from direct.directnotify.DirectNotifyGlobal import directNotify
safeReprNotify = directNotify.newCategory("safeRepr")
def safeRepr(obj):
global dtoolSuperBase
if dtoolSuperBase is None:
_getDtoolSuperBase()
global safeReprNotify
if safeReprNotify is None:
_getSafeReprNotify()
if isinstance(obj, dtoolSuperBase):
# repr of C++ object could crash, particularly if the object has been deleted
return '<%s.%s instance at %s>' % (
obj.__class__.__module__, obj.__class__.__name__, hex(id(obj)))
# log that we're calling repr
safeReprNotify.info('calling repr on instance of %s.%s' % (obj.__class__.__module__, obj.__class__.__name__))
sys.stdout.flush()
try:
return repr(obj)