Signature documentation style update, modules J, K, L and M.

1 files changed, 3 insertions, 3 deletions

diff --git a/Doc/library/linecache.rst b/Doc/library/linecache.rst
index 1aef2f3..146cb27 100644
--- a/Doc/library/linecache.rst
+++ b/Doc/library/linecache.rst
@@ -1,4 +1,3 @@
-
 :mod:`linecache` --- Random access to text lines
 ================================================
 
@@ -15,7 +14,7 @@ to retrieve source lines for inclusion in  the formatted traceback.
 The :mod:`linecache` module defines the following functions:
 
 
-.. function:: getline(filename, lineno[, module_globals])
+.. function:: getline(filename, lineno, module_globals=None)
 
    Get line *lineno* from file named *filename*. This function will never throw an
    exception --- it will return ``''`` on errors (the terminating newline character
@@ -35,12 +34,13 @@ The :mod:`linecache` module defines the following functions:
    previously read using :func:`getline`.
 
 
-.. function:: checkcache([filename])
+.. function:: checkcache(filename=None)
 
    Check the cache for validity.  Use this function if files in the cache  may have
    changed on disk, and you require the updated version.  If *filename* is omitted,
    it will check all the entries in the cache.
 
+
 Example::
 
    >>> import linecache