Fix empty

11 years ago · d4d2f0e04f
1 changed files with 2 additions and 1 deletions
--- a/pygal/ghost.py
+++ b/pygal/ghost.py
@ -98,7 +98,8 @@ class Ghost(object):
        self.config(**self.__dict__)
        self.config.__dict__.update(overrides or {})
        series = self.make_series(self.raw_series)
-        secondary_series = self.make_series(self.raw_series2, len(series))
+        secondary_series = self.make_series(
+            self.raw_series2, len(series or []))
        self._last__inst = self.cls(
            self.config, series, secondary_series, self.uuid,
            self.xml_filters)