diff -r 10efb1797e7b Modules/_csv.c
--- a/Modules/_csv.c	Thu Oct 01 13:16:43 2015 +0200
+++ b/Modules/_csv.c	Thu Oct 01 16:41:42 2015 +0200
@@ -1562,7 +1562,7 @@
 "provided by the dialect.\n"
 "\n"
 "The returned object is an iterator.  Each iteration returns a row\n"
-"of the CSV file (which can span multiple input lines):\n");
+"of the CSV file (which can span multiple input lines).\n");
 
 PyDoc_STRVAR(csv_writer_doc,
 "    csv_writer = csv.writer(fileobj [, dialect='excel']\n"