True both are assignments, L3, does change a value of any variable. Johnson
On Thu, Jun 18, 2009 at 4:53 PM, Elisha Rosensweig <bensha...@gmail.com>wrote: > It is not clear to me in what way line 3 is different than line 2 - both > are assignments... Please clarify > > Elisha > > On Thu, Jun 18, 2009 at 10:37 AM, Jojo Mwebaze <jojo.mweb...@gmail.com>wrote: > >> Hi Tutor >> >> The problem i have is to see which statements modify my data at execution >> time without referring to the code. Referring to the code is difficult esp >> because of branching. You can never tell before hand which branch execution >> will follow. >> >> e.g in the example below, statements 1, 2, 5,7 and 10 modify my data and >> are the ones i would like to trace during run time. However the other >> statements do not change my data so am not interested in them. >> >> How can this be achieved during execution? Not sure if the traceback >> module can be helpful here! >> >> Cheers >> >> Jojo. >> >> =========================== >> >> def myfunction(): >> 1. num1= 20 #statement 1 >> 2. num2 = 30 #statement 2 >> 3. somelist= [ ] #statement 3 >> 4. if (num1 < num2): >> 5. num2 = num2 * 20 #statement 3 >> 6. else: >> 7 num2 = num1 + num2 #statement 3 >> 8. mylist = [num1, num2] #statement 4 >> 9. for items in mylist: >> 10. somelist.append( math.sqrt(item) + math.log(item)) #statement 5 >> 11. return somelist >> >> >> _______________________________________________ >> Tutor maillist - Tutor@python.org >> http://mail.python.org/mailman/listinfo/tutor >> >> >
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