Upload helper.py

utils/helper.py

@@ -0,0 +1,7 @@
+import pandas as pd
+
+def rolling_window(df, column, window=5):
+    return df[column].rolling(window=window).mean()
+
+def normalize_column(df, column):
+    return (df[column] - df[column].mean()) / df[column].std()