python_pandas_matplolib绘图(3)

#2个样式 1）# plt.style.use('classic') 2）# plt.style.use('seaborn-whitegrid') x = np.random.randn(100) y = np.random.randn(100) colors = np.random.rand(100)    # 0-1 取值范围 sizes = 1000 * np.random.rand(100

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