Suppose we have a DataFrame; call it df. We can easily save the DataFrame's data. We can pickle the DataFrame (which saves it in a format commonly used in Python) with the to_pickle method, passing the filename as the first parameter.
We can save a CSV file with to_csv, a JSON file with to_json, or an HTML table with to_html. Many other formats are available; for example, we can save data in Excel spreadsheets, Stata, DAT files, HDF5 format, and SQL commands to insert it into a database, even copied to your clipboard.
We may discuss other methods along with how to load data in different formats later.
In this example, I save the data in the DataFrame to a CSV file:
Hopefully, by now, you are more familiar with what series ...