From a8292636c60aa1fd0f104391d264df772d3298b1 Mon Sep 17 00:00:00 2001
From: Andrew McNamara <andrewm@object-craft.com.au>
Date: Mon, 10 Jan 2005 12:25:11 +0000
Subject: When parsing args that return a single character, treat null string
 the same as None.

---
 Modules/_csv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Modules/_csv.c b/Modules/_csv.c
index e7f60c1..7eb1e22 100644
--- a/Modules/_csv.c
+++ b/Modules/_csv.c
@@ -207,7 +207,7 @@ _set_char(const char *name, char *target, PyObject *src, char dflt)
 	if (src == NULL)
 		*target = dflt;
 	else {
-		if (src == Py_None)
+		if (src == Py_None || PyString_Size(src) == 0)
 			*target = '\0';
 		else if (!PyString_Check(src) || PyString_Size(src) != 1) {
 			PyErr_Format(PyExc_TypeError, 
-- 
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