python linear regression predict by date

Question

I want to predict a value at a date in the future with simple linear regression, but I can\'t due to the date format.

This is the dataframe I have:

Answer 1

Linear regression doesn't work on date data. Therefore we need to convert it into numerical value.The following code will convert the date into numerical value:

import datetime as dt
data_df['Date'] = pd.to_datetime(data_df['Date'])
data_df['Date']=data_df['Date'].map(dt.datetime.toordinal)