Tim, Doesn't work for the first column in SQL, but we tend to put the comma and a space before the column name. It makes it easier to move things around and (debateably) more readable. It is also very obvious when you have missed a comma this way.
- Nick On Thu, 3 Sep 2015 16:14 Tim Chase <python.l...@tim.thechases.com> wrote: > On 2015-09-03 14:48, Peter Otten wrote: > > The only reason I see to add an extra comma are smaller and easier > > to read diffs when you make a change: > > While that's the primary reason I do it, it's also helpful if you > have a bunch of named keyword arguments and want sort/rearrange them > (usually for clarity/grouping). You don't have to worry about finding > the previous-last-item and adding a comma to it and then finding the > new-last-item and removing its comma. Also, when adding a new > item, you can just copy an existing line, paste it, and modify the > salient parts without needing to append a comma to one line or > delete it from the pasted line. > > But the improvement in diff output? That's a big win for me. > > I notice it most when I *can't* use it, like in writing SQL: > > SELECT > col1, > col2, > col3, -- grr, can't do this > FROM tblExample > > so my SQL diffs are the "removed this line and replaced it with > something almost identical except it now has a comma". Harumph. > > -tkc > > > -- > https://mail.python.org/mailman/listinfo/python-list > -- - Nick
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