[Baypiggies] Help with code

[Alden Meneses]

Thanks Ben.

Yeah. I tried that and thought I was doing something wrong. My problem was I
was iterating the float or the integer which python didn't like.


On 11/26/07, Ben Gutierrez <bgutierrez at gmail.com> wrote:
>
> Hey Alden,
>
> Use the int function.  E.g., int('4').
>
> If you're not confident that all the  strings are actual numbers,
> you'll need to catch exceptions:
>
> try:
>    value = int(some_string)
> except ValueError:
>    value = 0
>
> Later!
>
> Ben
>
> On Nov 26, 2007 11:34 AM, Alden Meneses <aldenm at gmail.com> wrote:
> > Thank you to everyone for your comments and for the extra eyeballs on
> this
> > line of code.....
> >
> >
> > elif line(-1) == 'F' and line(1) != ' ':
> >
> > I blame that on stuffing myself with turkey. :)
> >
> > Got a new question - How do you convert text to integer? I want to sum
> > charges by group and area?
> >
> > Thanks in advance,
> >
> > Alden
> >
> >
> >
> >
> >
> >
> > On 11/23/07, Drew Perttula <drewp at bigasterisk.com> wrote:
> > > Alden Meneses wrote:
> > > > f = open('H:\xxxx\xxxx\xxxx\9-7-07')
> > > > #File is a report that summarizes each account by account group and
> > > > service area then has the details for each account and Totals before
> the
> > > > next group of accounts.
> > > > edit = ["GRP", "AREA", "CHARGES"]
> > > > ptype = "NULL"
> > > > area = "NULL"
> > > > for line in f:
> > > >     if line[:12] == 'ACCOUNT GROUP':
> > > >         ptype = line[16:]                                   # The
> > > > account group starts on the 16th character of the line
> > > >     elif line[:11] == 'SERVICE AREA':
> > > >         area = line[11:]                                    #
> > > > The service area starts on the 11th character of the line
> > > >     elif line(-1) == 'F' and line(1) != ' ':
> > > >         edit.append(ptype,area,line[56:66])        # I wanted to
> append
> > > > the edit stack with the variables collected above.
> > > > f.close()
> > > > print edit
> > >
> > > The others are correct about line[-1], but in some of these cases you
> > > could use string methods:
> > >
> > >    if line.startswith('ACCOUNT GROUP'):
> > > ...
> > >    elif line.startswith('SERVICE AREA'):
> > > ...
> > >    elif line.endswith('F') # less important
> > >
> > > str.startswith is easier to read and maintain, since it's got an
> english
> > > name and you don't have to count the length of your test string.
> > >
> > >
> > >
> > > Then, edit.append takes only one argument. I'd guess you wanted to
> make
> > > a list of 3-tuples:
> > >
> > >   edit = [("GRP", "AREA", "CHARGES")]  # len-1 list of one tuple
> > > ...
> > >   edit.append((ptype, area, line[56:66]))  # append one item to list
> > >
> > >
> > >
> > >
> > > Your last line is probably just for testing, but you should be aware
> of
> > > the pretty-printing library:
> > >
> > > from pprint import pprint
> > > ...
> > > pprint(edit)
> > >
> > > [('GRP', 'AREA', 'CHARGES'),
> > > ('piggies', 'bay', '$99.99'),
> > > ('drew', 'bay', '$10.00')]
> > >
> > >
> > >
> >
> >
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