研究离散变量

    import pandas as pd
    pd.set_option('display.max_column',30)
    import numpy as np
    import statsmodels.api as sm
    import matplotlib.pyplot as plt
    import seaborn as sns
    sns.set()
    
    from pylab import rcParams ##matplotlib
    rcParams['figure.figsize'] = 12, 8
    
    import warnings 
    warnings.filterwarnings('ignore')
    
    from pyecharts import options as opts
    from pyecharts.charts import Bar, Line, Pie, Map, Page, ThemeRiver, Timeline, Grid
    from pyecharts.commons.utils import JsCode