import csv


def load_csv(filename, subfolder):
    """ Loads CSV easily
    Input: filename, subfolder. E.g. assets/nasdaq.csv -->  filename='assets', subfolder='nasdaq.csv' 
    Output: data
    """
    with open(subfolder + '/' + filename + '.csv', newline='') as f:
        reader = csv.reader(f)
        data = list(reader)
    return data