5.5 Pandas画图

学习目标

• 目标

  • 了解DataFrame的画图函数

  • 了解Series的画图函数

1 pandas.DataFrame.plot

• DataFrame.plot(kind='line')

• kind : str，需要绘制图形的种类

  • ‘line’ : line plot (default)

  • ‘bar’ : vertical bar plot

  • ‘barh’ : horizontal bar plot

    • 关于“barh”的解释：

    • http://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.plot.barh.html

  • ‘hist’ : histogram

  • ‘pie’ : pie plot

  • ‘scatter’ : scatter plot

更多细节：https://pandas.pydata.org/pandas-docs/stable/generated/pandas.DataFrame.plot.html?highlight=plot#pandas.DataFrame.plot

2 pandas.Series.plot

更多细节：https://pandas.pydata.org/pandas-docs/stable/generated/pandas.Series.plot.html?highlight=plot#pandas.Series.plot