擅长:python、mysql、java
<p>你可以试试这个:</p>
<pre><code>import matplotlib.pyplot as plt
df = [{'Column1': 1, 'Colunm2': 'A', 'Colunm3': 2},
{'Column1': 2, 'Colunm2': 'A', 'Colunm3': 4},
{'Column1': 3, 'Colunm2': 'A', 'Colunm3': 1},
{'Column1': 1, 'Colunm2': 'B', 'Colunm3': 7},
{'Column1': 2, 'Colunm2': 'B', 'Colunm3': 2},
{'Column1': 3, 'Colunm2': 'B', 'Colunm3': 9}]
first = [(i["Column1"], i['Colunm3']) for i in df if i['Colunm2'] == 'A']
second = [(i["Column1"], i['Colunm3']) for i in df if i['Colunm2'] == 'B']
plt.plot([a for a, b in first], [b for a, b in first])
plt.plot([a for a, b in second], [b for a, b in second])
plt.show()
</code></pre>