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from flask import Flask, render_template
import matplotlib.pyplot as plt
import io
import base64
import random
app = Flask(__name__)
def hello():
plt.plot([random.randint(0, 10) for _ in range(10)])
plt.show()
@app.route('/')
def hello2():
fig, ax = plt.subplots(1, 1)
ax.plot([random.randint(0, 10) for _ in range(10)])
buf = io.BytesIO()
fig.savefig(buf, format='png')
data = base64.b64encode(buf.getbuffer()).decode("ascii")
# print(data)
# return f"<img src='data:image/png;base64,{data}'/>"
return render_template('hello.html', image=f'data:image/png;base64,{data}')
if __name__ == '__main__':
# hello()
app.run()
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