Python Problem

Note: be careful with formatting of the output of this code. Mention new and empty lines explicitly. d. def s2q4 0: with open ('testfile.txt', 'w') as testfile: print ('Hello to CITS2401', file-testfile) with open ('testfile.txt', 'r') as inputfile: for line in inputfile: print ('line no.', i, ':', line) s2q4 )