Python study

Just some adopt scripts or commands.

Outline

1. Pandas + matplotlib.pyplot

    import pandas as pd
    import matplotlib.pyplot as plt
   
    path = "D:\\Downloads\\"
    filename = "energy.dat"
    separator = "  "
    plot_target = {"data1", "data2", "data3"}
   
    df = pd.read_csv(path + filename, sep = separator, engine='python')
    display(df.head())
   
    plt.figure()
    #for y in df.columns[1:-1]:
    for y in plot_target:    
        plt.semilogy(df["time"], df[y], label=y)
    plt.legend()
    plt.grid()
    plt.show()