Fix stray backticks.
diff --git a/Doc/library/formatter.rst b/Doc/library/formatter.rst
index 2774a2b..ba09b8e 100644
--- a/Doc/library/formatter.rst
+++ b/Doc/library/formatter.rst
@@ -242,8 +242,8 @@
.. method:: writer.new_font(font)
Set the font style. The value of *font* will be ``None``, indicating that the
- device's default font should be used, or a tuple of the form ``(``*size*,
- *italic*, *bold*, *teletype*``)``. Size will be a string indicating the size of
+ device's default font should be used, or a tuple of the form ``(size,
+ italic, bold, teletype)``. Size will be a string indicating the size of
font that should be used; specific strings and their interpretation must be
defined by the application. The *italic*, *bold*, and *teletype* values are
Boolean values specifying which of those font attributes should be used.