Strategy-ema-cross and re-test ema99

   def populate_buy_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:

        dataframe.loc[
            (
                (
                (dataframe['ema7'] > dataframe['ema25']) &
                (dataframe['ema7'].shift(1) <= dataframe['ema25'].shift(1)) &
                ((dataframe['volume'] * dataframe['high']) > 10) &
                (dataframe['open']>0.00000130)
                )

                |

                (
                (dataframe['close'].shift(1)>dataframe['ema99']) &
                (dataframe['low']<dataframe['ema99']) &
                (dataframe['close']>dataframe['ema99'])
                )

            ),
            'buy'] = 1
        return dataframe

    def populate_sell_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:

        dataframe.loc[
            (
                (dataframe['ema7'] < dataframe['ema25']) &
                (dataframe['ema7'].shift(1) >= dataframe['ema25'].shift(1)) &
                (dataframe['volume'] > 0)  # Make sure Volume is not 0
            ),
            'sell'] = 1
        return dataframe