Sentence case for headers

Author: hugovk

Doc/library/csv.rst

@@ -1,4 +1,4 @@
-:mod:`!csv` --- CSV File Reading and Writing
+:mod:`!csv` --- CSV file reading and writing
 ============================================
 
 .. module:: csv
@@ -42,7 +42,7 @@ using the :class:`DictReader` and :class:`DictWriter` classes.
 
 .. _csv-contents:
 
-Module Contents
+Module contents
 ---------------
 
 The :mod:`!csv` module defines the following functions:
@@ -451,7 +451,7 @@ The :mod:`!csv` module defines the following exception:
 
 .. _csv-fmt-params:
 
-Dialects and Formatting Parameters
+Dialects and formatting parameters
 ----------------------------------
 
 To make it easier to specify the format of input and output records, specific
@@ -557,7 +557,7 @@ with the specified formatting parameters replaced.
 
 .. _reader-objects:
 
-Reader Objects
+Reader objects
 --------------
 
 Reader objects (:class:`DictReader` instances and objects returned by the
@@ -594,7 +594,7 @@ DictReader objects have the following public attribute:
 
 
 
-Writer Objects
+Writer objects
 --------------
 
 :class:`writer` objects (:class:`DictWriter` instances and objects returned by

Doc/library/functions.rst

@@ -1,7 +1,7 @@
 .. XXX document all delegations to __special__ methods
 .. _built-in-funcs:
 
-Built-in Functions
+Built-in functions
 ==================
 
 The Python interpreter has a number of functions and types built into it that

Doc/library/io.rst

@@ -115,7 +115,7 @@ The raw stream API is described in detail in the docs of :class:`RawIOBase`.
 
 .. _io-text-encoding:
 
-Text Encoding
+Text encoding
 -------------
 
 The default encoding of :class:`TextIOWrapper` and :func:`open` is UTF-8.
@@ -152,7 +152,7 @@ please consider using UTF-8 by default (i.e. ``encoding="utf-8"``) for
 new APIs.
 
 
-High-level Module Interface
+High-level module interface
 ---------------------------
 
 .. data:: DEFAULT_BUFFER_SIZE
@@ -302,7 +302,7 @@ ABC                        Inherits            Stub Methods              Mixin M
 =========================  ==================  ========================  ==================================================
 
 
-I/O Base Classes
+I/O base classes
 ^^^^^^^^^^^^^^^^
 
 .. class:: IOBase
@@ -647,7 +647,7 @@ I/O Base Classes
       so the implementation should only access *b* during the method call.
 
 
-Raw File I/O
+Raw file I/O
 ^^^^^^^^^^^^
 
 .. class:: FileIO(name, mode='r', closefd=True, opener=None)
@@ -715,7 +715,7 @@ Raw File I/O
       given in the constructor.
 
 
-Buffered Streams
+Buffered streams
 ^^^^^^^^^^^^^^^^
 
 Buffered I/O streams provide a higher-level interface to an I/O device
@@ -1174,7 +1174,7 @@ Text I/O
    It inherits from :class:`codecs.IncrementalDecoder`.
 
 
-Static Typing
+Static typing
 -------------
 
 The following protocols can be used for annotating function and method

Doc/tutorial/inputoutput.rst

@@ -1,7 +1,7 @@
 .. _tut-io:
 
 ****************
-Input and Output
+Input and output
 ****************
 
 There are several ways to present the output of a program; data can be printed
@@ -11,7 +11,7 @@ discuss some of the possibilities.
 
 .. _tut-formatting:
 
-Fancier Output Formatting
+Fancier output formatting
 =========================
 
 So far we've encountered two ways of writing values: *expression statements* and
@@ -111,7 +111,7 @@ This syntax is easy to use, although it offers much less control for formatting.
 
 .. _tut-f-strings:
 
-Formatted String Literals
+Formatted string literals
 -------------------------
 
 :ref:`Formatted string literals <f-strings>` (also called f-strings for
@@ -163,7 +163,7 @@ the reference guide for the :ref:`formatspec`.
 
 .. _tut-string-format:
 
-The String format() Method
+The string format() method
 --------------------------
 
 Basic usage of the :meth:`str.format` method looks like this::
@@ -240,7 +240,7 @@ For a complete overview of string formatting with :meth:`str.format`, see
 :ref:`formatstrings`.
 
 
-Manual String Formatting
+Manual string formatting
 ------------------------
 
 Here's the same table of squares and cubes, formatted manually::
@@ -303,7 +303,7 @@ More information can be found in the :ref:`old-string-formatting` section.
 
 .. _tut-files:
 
-Reading and Writing Files
+Reading and writing files
 =========================
 
 .. index::
@@ -385,7 +385,7 @@ automatically fail. ::
 
 .. _tut-filemethods:
 
-Methods of File Objects
+Methods of file objects
 -----------------------
 
 The rest of the examples in this section will assume that a file object called

Doc/using/windows.rst

@@ -943,7 +943,7 @@ checking for that feed.
    }
 
 
-Proxy Settings
+Proxy settings
 --------------
 
 .. versionadded:: 26.4