From: Raymond Hettinger Date: Tue, 22 Mar 2011 23:27:02 +0000 (-0700) Subject: Issue #10771: Clarify that descriptors get used in an *owner* class or one of its... X-Git-Tag: v3.2.1b1~230^2 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3b654be1a48f6d8584c169e08687c02de0a4a71c;p=thirdparty%2FPython%2Fcpython.git Issue #10771: Clarify that descriptors get used in an *owner* class or one of its parents. --- diff --git a/Doc/reference/datamodel.rst b/Doc/reference/datamodel.rst index 25274caf6648..6f874b6764a5 100644 --- a/Doc/reference/datamodel.rst +++ b/Doc/reference/datamodel.rst @@ -1353,10 +1353,11 @@ Implementing Descriptors ^^^^^^^^^^^^^^^^^^^^^^^^ The following methods only apply when an instance of the class containing the -method (a so-called *descriptor* class) appears in the class dictionary of -another class, known as the *owner* class. In the examples below, "the -attribute" refers to the attribute whose name is the key of the property in the -owner class' :attr:`__dict__`. +method (a so-called *descriptor* class) appears in an *owner* class (the +descriptor must be in either the owner's class dictionary or in the class +dictionary for one of its parents). In the examples below, "the attribute" +refers to the attribute whose name is the key of the property in the owner +class' :attr:`__dict__`. .. method:: object.__get__(self, instance, owner)