When process_data is called on data, any changes made change the underlying data rather than just applying to the chart being rendered. This can be a problem if the same data set is being used to drive multiple charts, as the initial values are lost.
When
process_datais called on data, any changes made change the underlying data rather than just applying to the chart being rendered. This can be a problem if the same data set is being used to drive multiple charts, as the initial values are lost.