bpo-23952: Document cgi module's maxlen variable

python · Jan 2, 2022 · c224527 · c224527
1 parent a1978d6
commit c224527
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diff --git a/Doc/library/cgi.rst b/Doc/library/cgi.rst
@@ -21,6 +21,11 @@ Support module for Common Gateway Interface (CGI) scripts.
 This module defines a number of utilities for use by CGI scripts written in
 Python.
 
+The ``maxlen`` variable can be set to an integer indicating the maximum size
+of a POST request. POST requests larger than this size will result in a
+:exc:`ValueError` being raised during parsing. The default value of this
+variable is ``0``, meaning the request size is unlimited.
+
 
 Introduction
 ------------