post a substantive response to one of your classmates’ posts

  Creating functions is the preferred method for developing reusable code. While many functions are user defined, most languages, including Python, have a wide variety of built-in functions that aid in development.
Research the various built-in functions that are available in Python. Pick one that you feel can be important in your development efforts and explain the reasons you chose this function.
Describe how the function works, including the signature of the function, any parameters that are passed in, and values that will be http://post a substantive response to one of your classmates’ postsreturned from the function call.
Be sure to post a substantive response to one of your classmates’ posts and cite any resources used.