Pandas Format Numbers, Formatting columns is a common task when working with DataFrames. 2f}'. float_format', ) is used to set the formatting options for floating-point numbers when they are displayed in the console or output. 3. Sets the floating-point display We use the python string format syntax '{:,. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more. In this tutorial, we will learn about the Python format () function with the help of examples. 2f" format (that is ##,###. describe() to a Dataframe, the output doesn't look nice. g.