fixing bug

mrcool4 · Dec 11, 2019 · f3fc7e1 · f3fc7e1
1 parent ade7613
commit f3fc7e1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ta/volatility.py b/ta/volatility.py
@@ -114,7 +114,7 @@ def bollinger_wband(self) -> pd.Series:
             pandas.Series: New feature generated.
         """
         wband = self._hband - self._lband
-        wband = self.check_fillna(wband, value=0)
+        wband = self._check_fillna(wband, value=0)
         return pd.Series(wband, name='bbiwband')
 
     def bollinger_hband_indicator(self) -> pd.Series: