On Tue, Feb 28, 2017 at 6:30 PM, Ankur Gupta <[email protected]> wrote: > Hi, > > Because "Positional arguments can't come after keyword arguments", The > *args tuple is always unpacked before any keyword argument.
I would like to know where from you found this ? Any reference to from where you found, would be helpful. > > Python interprets your call in the following order: > > (1, 2, 10, name="Adi") > > Here, '1' is the positional argument for 'name', and then Python also gets > a keyword argument for it. > > So what we get from this is if you are giving a list of *args to a function > call, you cannot have any keyword argument before that. If passing > arguments through *args, the only way to give keyword arguments is by using > **kwargs. > > > On Tue, Feb 28, 2017 at 5:09 PM, Ravindra Lakal <[email protected]> > wrote: > >> This link will help you understand the concept of keyword arguments >> http://pymbook.readthedocs.io/en/latest/functions.html#keyword-arguments >> >> On Feb 27, 2017 3:07 PM, "Pabitra Pati" <[email protected]> >> wrote: >> >> > Hi All, >> > >> > I want to understand the error message I am getting. >> > Below is my code piece :- >> > >> > def total(name, *args): >> > if args: >> > print("%s has total money of Rs %d/- " %(name, sum(args))) >> > else: >> > print("%s's piggy bank has no money" %name) >> > >> > I can call this method passing the extra arguments inside *(). >> > I know the correct way of passing the arguments. But, I am passing value >> > for 'name' in form of param=value, *intentionally*, so that it throws me >> > error. However, I am unable to understand the below error message :- >> > >> > >>> total(name="Adi", *(1, 2, 10) ) >> > Traceback (most recent call last): >> > File "<stdin>", line 1, in <module> >> > TypeError: total() got multiple values for keyword argument 'name' >> > >> > How Python is evaluating the above call, that it's getting multiple >> values >> > for the parameter 'name'? >> > >> > Any help is appreciated. >> > >> > >> > *Thanks,* >> > >> > *Pabitra* >> > _______________________________________________ >> > Users mailing list >> > [email protected] >> > http://lists.dgplug.org/listinfo.cgi/users-dgplug.org >> > >> _______________________________________________ >> Users mailing list >> [email protected] >> http://lists.dgplug.org/listinfo.cgi/users-dgplug.org >> > _______________________________________________ > Users mailing list > [email protected] > http://lists.dgplug.org/listinfo.cgi/users-dgplug.org Hey Ankur, Thanks for the answer. But, I would like to know from where you came to know the highlighted section? Any reference to the same would be helpful. So could you please send the link for reference? -- Thanks, Pabitra _______________________________________________ Users mailing list [email protected] http://lists.dgplug.org/listinfo.cgi/users-dgplug.org
