mirror of https://github.com/python/cpython
SF bug #652888: bad documentation for the "type" builtin
Clarified that not all types are included. The OP was looking for a StaticMethodType. Also, added a note and example suggesting the use of int,str, etc. instead of IntType, StrType, etc. Renamed the crummy variable name in the example from "list" to "mylist".
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@ -1,13 +1,15 @@
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\section{\module{types} ---
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\section{\module{types} ---
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Names for all built-in types}
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Names for built-in types}
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\declaremodule{standard}{types}
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\declaremodule{standard}{types}
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\modulesynopsis{Names for all built-in types.}
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\modulesynopsis{Names for built-in types.}
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This module defines names for all object types that are used by the
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This module defines names for types some object types that are used by
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standard Python interpreter, but not for the types defined by various
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the standard Python interpreter, but not for the types defined by various
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extension modules. It is safe to use \samp{from types import *} ---
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extension modules. Also, it does not include some of the types that
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arise during processing such the \code{listiterator} type.
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It is safe to use \samp{from types import *} ---
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the module does not export any names besides the ones listed here.
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the module does not export any names besides the ones listed here.
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New names exported by future versions of this module will all end in
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New names exported by future versions of this module will all end in
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\samp{Type}.
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\samp{Type}.
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@ -17,8 +19,22 @@ their argument types, like the following:
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\begin{verbatim}
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\begin{verbatim}
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from types import *
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from types import *
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def delete(list, item):
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def delete(mylist, item):
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if type(item) is IntType:
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if type(item) is IntType:
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del mylist[item]
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else:
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mylist.remove(item)
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\end{verbatim}
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Starting in Python 2.2, built-in factory functions such as
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\function{int()} and \function{str()} are also names for the
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corresponding types. This is now the preferred way to access
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the type instead of using the \module{types} module. Accordingly,
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the example above should be written as follows:
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\begin{verbatim}
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def delete(mylist, item):
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if isinstance(item, int):
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del list[item]
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del list[item]
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else:
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else:
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list.remove(item)
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list.remove(item)
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