超简单，百行Python代码制作动态条形图跳舞

import numpy as np 
import pandas as pd 
import matplotlib as mpl 
from matplotlib import pyplot as plt 
import matplotlib.animation as  animation 

import imageio
import os 
import cv2
from PIL import Image

cmap = [
'#2E91E5',
'#1CA71C',
'#DA16FF',
'#B68100',
'#EB663B',
'#00A08B',
'#FC0080',
'#6C7C32',
'#862A16',
'#620042',
'#DA60CA',
'#0D2A63']*100

def bar_chart_dance(df,filename = None,title = "",figsize = (6,3.5),dpi = 144,duration = 2):
    
    assert filename is None or filename.endswith(".html"), "filename should like *.html!"
    
    fig,ax = plt.subplots(figsize=figsize,dpi=dpi)
    ax.set_facecolor("0.9")

    # 调整spines
    ax.spines["top"].set_visible(False)
    ax.spines["right"].set_visible(False)
    ax.spines["left"].set_visible(False)
    ax.spines["bottom"].set_visible(False)

    def plot_frame(i):
        
        # 添加文本
        ax.clear() 
        ax.set_title(title)
        ax.text(0.05,0.85,f"{df.iloc[i-1,0]}：{df.iloc[i-1,1]}",
                transform = ax.transAxes, ha = "left")

        if i <8:
            xdata = df.iloc[0:i,0].tolist() 
            ydata = df.iloc[0:i,1].tolist() 
            colors = cmap[0:i]
            ax.bar(xdata,ydata,color =colors,zorder = 4)

            plt.xticks(range(8),xdata,horizontalalignment = "center",rotation = 0)
            
            values = df.iloc[:8,1].values

            ylim = (values.min(),values.max())
            ax.set_ylim(ymin = ylim[0]-(ylim[1]-ylim[0])/10,ymax = ylim[1]+(ylim[1]-ylim[0])/10)
            ax.set_xlim(xmin = -0.6,xmax = 6.6)
            ax.tick_params(bottom = False,left = False,labelsize = 8,direction = "in",length = 2)

        else:

            xdata = df.iloc[i-7:i,0].tolist() 
            ydata = df.iloc[i-7:i,1].tolist() 
            colors = cmap[i-7:i]
            ax.bar(xdata,ydata,color =colors)

            plt.xticks(range(8),xdata,horizontalalignment = "center",rotation = 0)

            values = df.iloc[i-7:i,1].values

            ylim = (values.min(),values.max())
            ax.set_ylim(ymin = ylim[0]-(ylim[1]-ylim[0])/10,ymax = ylim[1]+(ylim[1]-ylim[0])/10)
            ax.set_xlim(xmin = -0.6,xmax = 6.6)
            ax.tick_params(bottom = False,left = False,labelsize = 8,direction = "in",length = 2)
            
    my_animation = animation.FuncAnimation(fig,plot_frame,frames = range(1,len(df)+1),interval = int(duration*1000))
    if filename is None:
        try:
            from IPython.display import HTML
            HTML(my_animation.to_jshtml())
            return HTML(my_animation.to_jshtml())
        except ImportError:
            pass
    else:
        my_animation.save(filename)
        return filename


df = pd.read_csv("./data/gdp_china_2019.csv")
df = df[["省份","人均GDP"]].sort_values("人均GDP")
df["省份"] = [x if "自治区" not in x else x[0:2] for x in df["省份"]]
df["人均GDP"] = [int(x) for x in df["人均GDP"]]
df.index = range(len(df))

html_file = "bar_chart_dance.html"
bar_chart_dance(df,filename = html_file,title = "中国大陆各省市2019人均GDP(人民币)")