Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-26 Thread Jean Dubois
Op dinsdag 25 maart 2014 20:15:27 UTC+1 schreef Joel Goldstick: > Jean, be aware there is also python tutor list you might like.  This is > sometimes a tough crowd here. Don't be discouraged. It can be a badge of > honor sometimes thanks for the suggestions, I already subscribed to the python tu

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-26 Thread Jean Dubois
Op dinsdag 25 maart 2014 20:58:10 UTC+1 schreef Dave Angel: > Jean Dubois Wrote in message: > > Op dinsdag 25 maart 2014 15:42:13 UTC+1 schreef Dave Angel: > > >> If your instructor wanted you to copy examples, he would have > >> given you one. > > please Dave leave that belittling tone behind,

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Dave Angel
Jean Dubois Wrote in message: > Op dinsdag 25 maart 2014 15:42:13 UTC+1 schreef Dave Angel: >> If your instructor wanted you to copy examples, he would have >> given you one. > please Dave leave that belittling tone behind, there's no instructor > whatsoever involved here. It wasn't my inten

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Joel Goldstick
Jean, be aware there is also python tutor list you might like. This is sometimes a tough crowd here. Don't be discouraged. It can be a badge of honor sometimes -- https://mail.python.org/mailman/listinfo/python-list

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Jean Dubois
Op dinsdag 25 maart 2014 15:42:13 UTC+1 schreef Dave Angel: > Jean Dubois Wrote in message: > > Op dinsdag 25 maart 2014 12:01:37 UTC+1 schreef Steven D'Aprano: > >> > >> py> values = [float(s) for s in data.split()] > >> py> print values > >> [1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0] > >> py>

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Jean Dubois
Op dinsdag 25 maart 2014 17:12:12 UTC+1 schreef Peter Otten: > Jean Dubois wrote: > > Op dinsdag 25 maart 2014 12:01:37 UTC+1 schreef Steven D'Aprano: > >> On Tue, 25 Mar 2014 03:26:26 -0700, Jean Dubois wrote: > >> > >> > I'm confused by the behaviour of the following python-script I wrote: > >> >

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Mark H Harris
On 3/25/14 9:42 AM, Dave Angel wrote: All I need is a little python-example reading a file with e.g. three lines with three numbers per line and putting those numbers as floats in a 3x3-numpy_array, then selecting an element from that numpy_array using it's row and column-number. If your instr

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Peter Otten
Jean Dubois wrote: > Op dinsdag 25 maart 2014 12:01:37 UTC+1 schreef Steven D'Aprano: >> On Tue, 25 Mar 2014 03:26:26 -0700, Jean Dubois wrote: >> >> > I'm confused by the behaviour of the following python-script I wrote: >> > >> > #!/usr/bin/env python >> > #I first made a data file 'test.dat' w

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Steven D'Aprano
On Tue, 25 Mar 2014 06:47:23 -0700, Jean Dubois wrote: [...] > Thanks for answering my question but unfortunately now I'm totally > confused. > Above I see parts from different programs which I can't assemble > together to one working program (I really tried hard). Can I tell from > your comment I

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Dave Angel
Jean Dubois Wrote in message: > Op dinsdag 25 maart 2014 12:01:37 UTC+1 schreef Steven D'Aprano: >> >> py> values = [float(s) for s in data.split()] >> py> print values >> [1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0] >> py> array_lines = np.array(values) >> py> array_lines = array_lines.reshape

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Jean Dubois
Op dinsdag 25 maart 2014 12:01:37 UTC+1 schreef Steven D'Aprano: > On Tue, 25 Mar 2014 03:26:26 -0700, Jean Dubois wrote: > > > I'm confused by the behaviour of the following python-script I wrote: > > > > #!/usr/bin/env python > > #I first made a data file 'test.dat' with the following content >

Re: [newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Steven D'Aprano
On Tue, 25 Mar 2014 03:26:26 -0700, Jean Dubois wrote: > I'm confused by the behaviour of the following python-script I wrote: > > #!/usr/bin/env python > #I first made a data file 'test.dat' with the following content > #1.0 2 3 > #4 5 6.0 > #7 8 9 > import numpy as np > lines=[line.strip() for

[newbie] confusion concerning fetching an element in a 2d-array

2014-03-25 Thread Jean Dubois
I'm confused by the behaviour of the following python-script I wrote: #!/usr/bin/env python #I first made a data file 'test.dat' with the following content #1.0 2 3 #4 5 6.0 #7 8 9 import numpy as np lines=[line.strip() for line in open('test.dat')] #convert lines-list to numpy-array array_lines=n