Apply Antoine's suggestion

Author: vstinner

Doc/c-api/bytes.rst

@@ -258,7 +258,8 @@ Create, Finish, Discard
 
    If *size* is greater than zero, allocate *size* bytes, and set the
    writer size to *size*. The caller is responsible to write *size*
-   bytes using :c:func:`PyBytesWriter_GetData`. This function does not overallocate.
+   bytes using :c:func:`PyBytesWriter_GetData`.
+   This function does not overallocate.
 
    On error, set an exception and return ``NULL``.
 
@@ -348,8 +349,9 @@ Low-level API
 .. c:function:: int PyBytesWriter_Resize(PyBytesWriter *writer, Py_ssize_t size)
 
    Resize the writer to *size* bytes. It can be used to enlarge or to
-   shrink the writer. This function typically overallocates to achieve
-   amortized performance when resizing multiple times.
+   shrink the writer.
+   This function typically overallocates to achieve amortized performance when
+   resizing multiple times.
 
    Newly allocated bytes are left uninitialized.
 
@@ -361,7 +363,8 @@ Low-level API
 .. c:function:: int PyBytesWriter_Grow(PyBytesWriter *writer, Py_ssize_t grow)
 
    Resize the writer by adding *grow* bytes to the current writer size.
-   Overallocate the writer.
+   This function typically overallocates to achieve amortized performance when
+   resizing multiple times.
 
    Newly allocated bytes are left uninitialized.