Patch from Prabhu Ramachandran to make introspection of lazily
evaluated objects not create the final object. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31352 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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@ -39,18 +39,29 @@ def getAttributeNames(object, includeMagic=1, includeSingle=1,
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attributes = []
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dict = {}
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if not hasattrAlwaysReturnsTrue(object):
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# Add some attributes that don't always get picked up. If
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# they don't apply, they'll get filtered out at the end.
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attributes += ['__bases__', '__class__', '__dict__', '__name__',
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'func_closure', 'func_code', 'func_defaults',
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'func_dict', 'func_doc', 'func_globals', 'func_name']
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# Add some attributes that don't always get picked up.
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special_attrs = ['__bases__', '__class__', '__dict__', '__name__',
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'func_closure', 'func_code', 'func_defaults',
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'func_dict', 'func_doc', 'func_globals', 'func_name']
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attributes += [attr for attr in special_attrs \
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if hasattr(object, attr)]
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if includeMagic:
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try: attributes += object._getAttributeNames()
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except: pass
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# Get all attribute names.
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attrdict = getAllAttributeNames(object)
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for attrlist in attrdict.values():
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attributes += attrlist
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# Store the object's dir.
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object_dir = dir(object)
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for (str_obj, technique, count), attrlist in attrdict.items():
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# This complexity is necessary to avoid accessing all the
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# attributes of the object. This is very handy for objects
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# whose attributes are lazily evaluated.
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if str(object) == str_obj and technique == 'dir':
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attributes += attrlist
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else:
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attributes += [attr for attr in attrlist \
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if attr not in object_dir and hasattr(object, attr)]
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# Remove duplicates from the attribute list.
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for item in attributes:
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dict[item] = None
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@ -65,9 +76,6 @@ def getAttributeNames(object, includeMagic=1, includeSingle=1,
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or item[1]=='_', attributes)
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if not includeDouble:
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attributes = filter(lambda item: item[:2]!='__', attributes)
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# Make sure we haven't picked up any bogus attributes somehow.
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attributes = [attribute for attribute in attributes \
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if hasattr(object, attribute)]
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return attributes
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def hasattrAlwaysReturnsTrue(object):
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