Add trend line to datetime matplotlib line graph-CodePudding

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Add trend line to datetime matplotlib line graph

Time：01-26

I have a pandas dataframe df:

times = pd.date_range(start="2018-09-09",end="2020-02-02")
values = np.random.rand(512)

# Make df
df = pd.DataFrame({'Time' : times, 
                   'Value': values})

And I can plot this easily using plt.plot:

But now I want to add a trendline. I tried using some answers:

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