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-rw-r--r--wsgitools/filters.py7
1 files changed, 7 insertions, 0 deletions
diff --git a/wsgitools/filters.py b/wsgitools/filters.py
index 90e7dec..d98773f 100644
--- a/wsgitools/filters.py
+++ b/wsgitools/filters.py
@@ -1,3 +1,10 @@
+"""
+This module contains a generic way to create middelwares that filter data.
+The work is mainly done by the L{WSGIFilterMiddleware} class. One can write
+filters by extending the L{BaseWSGIFilter} class and passing this class
+(not an instance) to the C{WSGIFilterMiddleware} constructor.
+"""
+
__all__ = []
import sys