Re: [Tutor] suggestions for splitting file based on date

2013-07-23 Thread David Hutto
Why not use the actual month? With a simple x/y canvas in Tkinter you could plot by the months with polygon coordinates as your data visualization, or in 30 day /etc windows, just the price(y) being a derivative of x(the frequency of changes), and create simple line segments with polygon coordinat

Re: [Tutor] suggestions for splitting file based on date

2013-07-23 Thread David Hutto
You could also begin a little stats(I think steven D'aprano did pystats), which would show rhythms within those particular frequency windows, using y as a basis for your model On Sat, Jul 20, 2013 at 1:10 AM, David Hutto wrote: > Why not use the actual month? With a simple x/y canvas in Tkinter

Re: [Tutor] suggestions for splitting file based on date

2013-07-20 Thread Dave Angel
On 07/20/2013 01:00 AM, Sivaram Neelakantan wrote: On Sat, Jul 20 2013,Dave Angel wrote: These are small,fixed line extracts. Once you determine the offset in the file for those 180, 90, and 30 day points, it's a simple matter to just seek to one such spot and process all the records

Re: [Tutor] suggestions for splitting file based on date

2013-07-19 Thread Dave Angel
On 07/19/2013 04:00 PM, Peter Otten wrote: Sivaram Neelakantan wrote: I've got some stock indices data that I plan to plot using matplotlib. The data is simply date, idx_close_value and my plan is to plot the last 30 day, 90, 180 day & all time graphs of the indices. a) I can do the date compu

Re: [Tutor] suggestions for splitting file based on date

2013-07-19 Thread Walter Prins
Hi, On 19 July 2013 20:24, Sivaram Neelakantan wrote: > > I've got some stock indices data that I plan to plot using matplotlib. > The data is simply date, idx_close_value and my plan is to plot the > last 30 day, 90, 180 day & all time graphs of the indices. > > a) I can do the date computation