plotting.py 文件源码

def cross_section_qqplot(data, factor_name, date):
    '''
    ??
    --------------------------------
    data:DataFrame(index:[Date,IDs],factor1,factor2,...)
    factor_name:str
    date?str
    '''
    ax = plt.gca()
    plot_data = data.ix[(date,), factor_name].values
    fig = sm.qqplot(plot_data, line='45', fit=True,ax=ax)
    plt.show()

    return ax

# ??4
# ic ???