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-rw-r--r--debug_toolbar/panels/sql.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/debug_toolbar/panels/sql.py b/debug_toolbar/panels/sql.py
index dbf92c6..56b83a0 100644
--- a/debug_toolbar/panels/sql.py
+++ b/debug_toolbar/panels/sql.py
@@ -19,7 +19,7 @@ class DatabaseStatTracker(util.CursorDebugWrapper):
return self.cursor.execute(sql, params)
finally:
stop = time.time()
- _params = None
+ _params = ''
try:
_params = simplejson.dumps([force_unicode(x) for x in params])
except TypeError: