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File I/O

Files discussed in the videos

Download the file and unzip it someplace where you can work on it. Watch the videos below to see how to use them as you work along with the video.

Following the video lessons on windows

Following the video lessons on a mac

Some Useful Unix Commands

  • cd - change directory
  • ls - list directory contents
  • cp - copy files and directories
  • mv - move (rename) files
  • touch - change file timestamps
  • help - display information about builtin commands
  • man - an interface to the on-line reference manuals

File I/O Lessons



Test your file I/O knowledge with this quiz



Word Count

Here is the programming assignment that Nick Parlante gave after the first half of the Google Python Course

The file that goes with the exercise is the file from in the basic folder.

Here is the way I completed the word count assignment.


This is an optional assignment given in addition to Word Count.

If you want to give it a try, you can use the file from file and try in the basic folder.

Leone Learning Systems, Inc. (LLS) is a North Shore company that provides online courses for kids anywhere and local teaching and tutoring services for students in Chicago and the Northern Suburbs of Chicagoland. LLS also provides a free geometry software package for children age 6 and up, and free resources for teachers and parents. This site includes information about classes taught, availability for tutoring, learning activities for kids, lesson plans, and ongoing software and curriculum research and development efforts.