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Diffstat (limited to 'Doc/ref/ref5.tex')
| -rw-r--r-- | Doc/ref/ref5.tex | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/Doc/ref/ref5.tex b/Doc/ref/ref5.tex index d4fa3af..93f6724 100644 --- a/Doc/ref/ref5.tex +++ b/Doc/ref/ref5.tex @@ -264,9 +264,9 @@ attributeref: primary "." identifier \end{verbatim} The primary must evaluate to an object of a type that supports -attribute references, e.g., a module or a list. This object is then -asked to produce the attribute whose name is the identifier. If this -attribute is not available, the exception +attribute references, e.g., a module, list, or an instance. This +object is then asked to produce the attribute whose name is the +identifier. If this attribute is not available, the exception \exception{AttributeError}\exindex{AttributeError} is raised. Otherwise, the type and value of the object produced is determined by the object. Multiple evaluations of the same attribute reference may @@ -758,13 +758,13 @@ execution of a program. The operators \keyword{in} and \keyword{not in} test for set membership: every type can define membership in whatever way is -appropriate. Traditionally, this interface has been tightly bound +appropriate. Traditionally, this interface has been tightly bound to the sequence interface, which is related in that presence in a sequence can be usefully interpreted as membership in a set. -For the list, tuple types, \code{\var{x} in \var{y}} is true if and only -if there exists such an index \var{i} such that -\code{var{x} == \var{y}[\var{i}]} is true. +For the list and tuple types, \code{\var{x} in \var{y}} is true if and +only if there exists such an index \var{i} such that +\code{\var{x} == \var{y}[\var{i}]} is true. For the Unicode and string types, \code{\var{x} in \var{y}} is true if and only if there exists an index \var{i} such that \code{\var{x} == |