runtime error

Exit code: 1. Reason: Importing plotly failed. Interactive plots will not work. Traceback (most recent call last): File "/home/user/app/app.py", line 14, in <module> model.fit(df) File "/usr/local/lib/python3.10/site-packages/prophet/forecaster.py", line 1217, in fit model_inputs = self.preprocess(df, **kwargs) File "/usr/local/lib/python3.10/site-packages/prophet/forecaster.py", line 1126, in preprocess raise ValueError( ValueError: Dataframe must have columns "ds" and "y" with the dates and values respectively.

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