Change code to operators

def rm_main(data):
    # Step 1: Get the last value in the "Time" column
    data = pd.DataFrame(data)
    last_time = data['Time-0-0'].iloc[-1]
    # Step 2: Convert "Time" to timedelta and subtract last_time from each value in "End_Date_Time"
    data["Time_Stamp"] = data.apply(lambda row : datetime.strptime(row["End_Date_Time"],"%Y/%m/%d %H:%M:%S")- timedelta(minutes=last_time),axis=1)
    # Step 3: Iterate through all the rows and add "Time" to "Time_stamp"
    data["Time_Stamp"] = data.apply(lambda row : row["Time_Stamp"] + timedelta(minutes=row['Time-0-0']),axis=1)
    data["Time_Stamp"] = data["Time_Stamp"].apply(lambda x: x.replace(microsecond=0))
    data["Time_Stamp"] = data["Time_Stamp"] - timedelta(hours=5, minutes=30)

    return data