[Matplotlib-users] dynamically creating then plotting arrays

2009-03-01 Thread per freem
hi all, i am reading a set of tab-separated data from a file and i want to put it into an array, and then plot some of the columns. i know the number of columns ahead of time but not the number of rows. i load the array from the file as follows, which seems to work: data = [] for line in myfile:

Re: [Matplotlib-users] dynamically creating then plotting arrays

2009-03-01 Thread per freem
hi all, please disregard the previous email - i had a mistake in my file that did not do the casting properly when loading the data. i managed to plot my data, but this time i am having a problem with the 'bar' function. when i plot using: x = data[:, 0] y = data[:, 1] bar(x,y) i get the

Re: [Matplotlib-users] dynamically creating then plotting arrays

2009-03-01 Thread Eric Firing
per freem wrote: hi all, please disregard the previous email - i had a mistake in my file that did not do the casting properly when loading the data. i managed to plot my data, but this time i am having a problem with the 'bar' function. when i plot using: x = data[:, 0] y =