Mar 29, 2021 · Apr 7, 2020 · Apr 12, 2020 · Apr 12, 2020 · Jan 29, 2021 · Jan 29, 2021
diff --git a/Doc/library/io.rst b/Doc/library/io.rst
 .. versionadded:: 3.10
   See :pep:`597` for more details.

 To find where the default encoding is used, you canuse
 a ``-X warn_default_encoding`` command lineargument ora
 :envvar:`PYTHONWARNDEFAULTENCODING` environment variable to emit
 an :exc:`EncodingWarning` when thedefaut encoding is used.
 To find where the defaultlocaleencoding is used, you canenable
 the ``-X warn_default_encoding`` command lineoption orset the
 :envvar:`PYTHONWARNDEFAULTENCODING` environment variable, which will
 emitan :exc:`EncodingWarning` when thedefault encoding is used.

 If you are providing APIs using :func:`open` or :class:`TextIOWrapper` and
 having ``encoding=None`` parameter, you can use :func:`text_encoding` to emit
Original file line number	Diff line number	Diff line change
Expand Up		@@ -143,10 +143,10 @@ Opt-in EncodingWarning
		.. versionadded:: 3.10
		See :pep:`597` for more details.

		To find where the default encoding is used, you canuse
		a ``-X warn_default_encoding`` command lineargument ora
		:envvar:`PYTHONWARNDEFAULTENCODING` environment variable to emit
		an :exc:`EncodingWarning` when thedefaut encoding is used.
		To find where the defaultlocaleencoding is used, you canenable
		the ``-X warn_default_encoding`` command lineoption orset the
		:envvar:`PYTHONWARNDEFAULTENCODING` environment variable, which will
		emitan :exc:`EncodingWarning` when thedefault encoding is used.

		If you are providing APIs using :func:`open` or :class:`TextIOWrapper` and
		having ``encoding=None`` parameter, you can use :func:`text_encoding` to emit
Expand Down