READING AND WRITING FILES

• open and close
• .read()
• .readline()
• .readlines()

WRITING TO A FILE

• start with f = open()
• .write()

LOOPING OVER THE LINES TO PROCESS THE CONTENT

• loop program
• .strip()

FILE EXAMPLE:

This file contains the average daily high and low temperatures per month for Auckland Airport Jan 23 16 Feb 24 17 Mar 22 15 Apr 20 13 May 17 11 Jun 15 9 Jul 14 8 Aug 15 8 Sep 16 10 Oct 18 11 Nov 19 13 Dec 22 15

PART 1: EXTRACTING THE DATA

• Step 1: Open the file
• Step 2: read the header
• Step 3: store the next lines using f.readlines()
• Step 4: define three lists for months maxs and mins
• Step 5: create a loop
• Step 6: Split each data with the space using .split()
• Step 7: append each data into the correct list

PART 2: CREATING THE GRAPH FOR THE DATA

• Step 1: import pylab
• Step 2: plot the graphs