#!/usr/local/bin/python

import sys
import time

havevalue = 0

while havevalue < 1:
        try:
                table = input("What table to you want? ")
                havevalue=1
        except:
                print "Looking for a number"

counter = 1

save = open("tabout.txt","w")
while counter <= 12:
        result = table * counter
        print counter,"time",table, "is",result
        save.write (str(counter) " times "  \
                str(table)  " is "  \
                str(result)   "\n")
        counter = counter   1

print "Counter ends at",counter
save.close();

handle = open("logfile.txt","a")
logline = []
logline.append(sys.argv[0])
logline.append(str(time.time()))
logline.append(str(table))
handle.write((" ".join(logline)) "\n")
handle.close()

http://www.wellho.net/resources/ex.php4?item=y110/tablog.py

File overwrite and append in python

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Python