From: Charles R H. <cha...@gm...> - 2006-07-01 18:50:12
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Thanks Travis, Your directions are very helpful and much appreciated. Chuck On 7/1/06, Travis Oliphant <oli...@ie...> wrote: > > Charles R Harris wrote: > > > > > > On 6/30/06, *Robert Kern* <rob...@gm... > > <mailto:rob...@gm...>> wrote: > > > > Travis Oliphant wrote: > > > > > Comments? > > > > Whatever else you do, leave arange() alone. It should never have > > accepted floats > > in the first place. > > > > > > Hear, hear. Using floats in arange is a lousy temptation that must be > > avoided. Apart from that I think that making float64 the default for > > most things is the right way to go. Numpy is primarily for numeric > > computation, and numeric computation is primarily in float64. > > Specialist areas like imaging can be dealt with as special cases. > > > > BTW, can someone suggest the best way to put new code into Numpy at > > this point? Is there a test branch of some sort? > My favorite is to make changes in piece-meal steps and just commit them > to the turnk as they get created. I think your projects 2 and 4 could > be done that way. > > If a change requires a more elaborate re-write, then I usually construct > a branch, switch over to the branch and make changes there. When I'm > happy with the result, the branch is merged back into the trunk. > > Be careful with branches though. It is easy to get too far away from > main-line trunk development (although at this point the trunk should be > stabilizing toward release 1.0). > > 1) To construct a branch (just a copy of the trunk): > > (Make note of the revision number when you create the branch-- you can > get it later but it's easier to just record it at copy). > > svn cp http://svn.scipy.org/svn/numpy/trunk > http://svn.scipy.org/svn/numpy/branches/<somename> > > 2) To switch to using the branch: > > svn switch http://svn.scipy.org/svn/numpy/branches/<somename> > > You can also just have another local directory where you work on the > branch so that you still have a local directory with the main trunk. > Just check out the branch: > > svn co http://svn.scipy.org/svn/numpy/branches/<somename> mybranch > > 3) To merge back: > > a) Get back to the trunk repository: > > svn switch http://svn.scipy.org/svn/numpy/trunk > > or go to your local copy of the trunk and do an svn update > > b) Merge the changes from the branch back in to your local copy of the > trunk: > > svn merge -r <branch#>:HEAD > http://svn.scipy.org/svn/numpy/branches/<somename> > > This assumes that <branch#> is the revision number when the branch > is created > > c) You have to now commit your local copy of the trunk (after you've > dealt with and resolved any potential conflicts). > > If your branch is continuing a while, you may need to update your branch > with changes that have happened in the main-line trunk. This will make > it easier to merge back when you are done. > > To update your branch with changes from the main trunk do: > > svn merge -r <lastmerge#>:<end#> http://svn.scipy.org/svn/numpy/trunk > > where <lastmerge#> is the last revision number you used to update your > branch (or the revision number at which you made your branch) and <end#> > is the ending revision number for changes in the trunk you'd like to > merge. > > Here is a good link explaining the process more. > > http://svnbook.red-bean.com/en/1.1/ch04s03.html > > > > -Travis > > > > -Travis > > |