Plotting dict of lists

matplotlib_example.py

import matplotlib.pyplot as plt

data = {'a': [1, 2, 3], 
        'b': [9, 4, 2], 
        'c': [10, 12, 13]}

fig, ax = plt.subplots()

for name, value in data.items():
    ax.plot(value, label=name)
    
plt.ylabel('some numbers')
legend = ax.legend()
plt.show()

pandas_example.py

import pandas as pd

data = {'a': [1, 2, 3], 
        'b': [9, 4, 2], 
        'c': [10, 12, 13]}

df = pd.DataFrame(data)

df.plot()