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GeezerVison is showing mail.python.org — [Python-Dev] PEP 8: Discourage named lambdas? [Python-Dev] PEP 8: Discourage named lambdas?Brett Cannon brett at python.orgSat May 3 02:24:27 CEST 2008
On Sat, May 3, 2008 at 1:03 AM, Terry Reedy <tjreedy at udel.edu> wrote: > Some people write > somename = lambda args: expression > instead of the more obvious (to most people) and, dare I say, standard > def somename(args): return expression > > The difference in the result (the only one I know of) is that the code and > function objects get the generic name '<lambda>' instead of the more > informative (in repr() output or tracebacks) 'somename'. I consider this a > disadvantage. > > In the absence of any compensating advantages (other than the trivial > saving of 3 chars), I consider the def form to be the proper Python style > to the point I think it should be at least recommended for the stdlib in > the Programming Recommendations section of PEP 8. > > There are currently uses of named lambdas at least in urllib2. This to me > is a bad example for new Python programmers. > > What do our style mavens think? +1. -Brett
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