returns_quantization.py 文件源码

def add_returns_in_place(df):  # modifies df
    close_prices_returns = compute_returns(df)
    num_bins = 10
    returns_bins = pd.qcut(close_prices_returns, num_bins)
    bins_categories = returns_bins.values.categories
    returns_labels = pd.qcut(close_prices_returns, num_bins, labels=False)

    df['close_price_returns'] = close_prices_returns
    df['close_price_returns_bins'] = returns_bins
    df['close_price_returns_labels'] = returns_labels

    return df, bins_categories