plotting.py 文件源码

def cross_section_hist(data, factor_name, date):
    '''???????????????????????

    ??
    --------------------------------
    data:DataFrame(index:[Date,IDs],factor1,factor2,...)
    factor_name:str
    date?str
    '''
    plot_data = data.ix[(date,), factor_name].reset_index(drop=True)

    ax = sns.distplot(plot_data)

    return ax

# ??3
# Quantile-Quantile?????????????