Search and print a list of authors whose surname starts with "duck", and
name starts with "mack", case insensitive.
+Book search
+^^^^^^^^^^^
+
+Usage::
+
+ ml-search.py [-i] [-I] [-t ...] books [-t title] [-s series] [-a archive] [-f file]
+
+Search and print a list of books by title, series, archive or file name.
+
+Options::
+
+ -t, --title title Search by title
+ -s, --series series Search by series
+ -a, --archive archive Search by archive (zip file)
+ -f, --file file Search by file name (without extension)
+
Extension search
^^^^^^^^^^^^^^^^