f334dd79dce5dd76927bc3af3bf0174bb9f34040,nilmtk/dataset_converters/ampds/convert_ampds.py,,convert_ampds,#,29

Before Change

        df.index = pd.to_datetime(df[TIMESTAMP_COLUMN_NAME], unit="s", utc=True)
        df = df.drop(TIMESTAMP_COLUMN_NAME, 1)
        df = df.tz_convert(TIMEZONE)
        df.rename(columns=lambda x: columnNameMapping[x], inplace=True)
        df.columns.set_names(LEVEL_NAMES, inplace=True)
        df = df.apply(pd.to_numeric, errors="ignore")
        df = df.dropna()
        df = df.astype(np.float32)

After Change

        df.index = pd.to_datetime(df[TIMESTAMP_COLUMN_NAME], unit="s", utc=True)
        df = df.drop(TIMESTAMP_COLUMN_NAME, 1)
        df = df.tz_convert(TIMEZONE)
        df.columns = pd.MultiIndex.from_tuples(
            [columnNameMapping[x] for x in df.columns],
            names=LEVEL_NAMES
        )
        df = df.apply(pd.to_numeric, errors="ignore")
        df = df.dropna()
        df = df.astype(np.float32)
        store.put(str(key), df)

Instances