Used SringIO : Read and write str in memory. To write str to StringIO, we need to create a StringIO first, and then write it as file. Used copy_from : Use copy_from to make the temp_file format and ...

Python 3.14 has a new feature called the template string, or t-string, type. A t-string superficially resembles an f-string, but it’s designed to do something very different.