https://github.com/python/cpython/commit/19363f20b6e014fd44c76f8a998b21845716e358
commit: 19363f20b6e014fd44c76f8a998b21845716e358
branch: main
author: Serhiy Storchaka <[email protected]>
committer: serhiy-storchaka <[email protected]>
date: 2026-08-30T10:05:07+03:00
summary:
gh-115075: Fix info about initialization of mimetypes.MimeTypes attributes
(GH-150691)
They are no longer depended on the current value of global variables since
Python 3.9 (see gh-49213).
files:
M Doc/library/mimetypes.rst
diff --git a/Doc/library/mimetypes.rst b/Doc/library/mimetypes.rst
index f6cfbb5126158e..bd2407949db90d 100644
--- a/Doc/library/mimetypes.rst
+++ b/Doc/library/mimetypes.rst
@@ -211,8 +211,8 @@ than one MIME-type database; it provides an interface
similar to the one of the
.. class:: MimeTypes(filenames=(), strict=True)
This class represents a MIME-types database. By default, it provides
access to
- the same database as the rest of this module. The initial database is a
copy of
- that provided by the module, and may be extended by loading additional
+ the same database as the rest of this module. The initial database is
created from
+ Python's built-in MIME type tables. It may be extended by loading additional
:file:`mime.types`\ -style files into the database using the :meth:`read` or
:meth:`readfp` methods. The mapping dictionaries may also be cleared before
loading additional data if the default data is not desired.
@@ -226,30 +226,32 @@ than one MIME-type database; it provides an interface
similar to the one of the
Dictionary mapping suffixes to suffixes. This is used to allow
recognition of
encoded files for which the encoding and the type are indicated by the
same
extension. For example, the :file:`.tgz` extension is mapped to
:file:`.tar.gz`
- to allow the encoding and type to be recognized separately. This is
initially a
- copy of the global :data:`suffix_map` defined in the module.
+ to allow the encoding and type to be recognized separately.
+ This is initialized with some predefined values.
.. attribute:: MimeTypes.encodings_map
- Dictionary mapping filename extensions to encoding types. This is
initially a
- copy of the global :data:`encodings_map` defined in the module.
+ Dictionary mapping filename extensions to encoding types.
+ This is initialized with some predefined values.
.. attribute:: MimeTypes.types_map
Tuple containing two dictionaries, mapping filename extensions to MIME
types:
the first dictionary is for the non-standards types and the second one
is for
- the standard types. They are initialized by :data:`common_types` and
- :data:`types_map`.
+ the standard types.
+ They are initialized with some predefined values and MIME type
+ information loaded from files specified by the *filenames* argument.
.. attribute:: MimeTypes.types_map_inv
Tuple containing two dictionaries, mapping MIME types to a list of
filename
extensions: the first dictionary is for the non-standards types and the
- second one is for the standard types. They are initialized by
- :data:`common_types` and :data:`types_map`.
+ second one is for the standard types.
+ They are initialized with some predefined values and MIME type
+ information loaded from files specified by the *filenames* argument.
.. method:: MimeTypes.guess_extension(type, strict=True)
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