Programming fundamentals

• File handling


  • Opens a file ready for processing
  • Closes a file
  • Reads one line of text at a time from an open file
  • Writes one line of text at a time to an open file
  • Loops through a text file line-by-line and prints out each line
• Data types


  • Integer: Whole number
  • Real/float: Number that can have a fractional part
  • Character: A single letter, symbol or number
  • String: Multiple characters
  • Boolean: Has two values: true or false
• Python code for reading one line of text at a time from an open file
• Python code for writing one line of text at a time to an open file
• Python code for looping through a text file line-by-line and printing out each line