On Fri, Feb 26, 2010 at 15:35, Glenn Linderman <v+pyt...@g.nevcal.com<v%2bpyt...@g.nevcal.com> > wrote:
> On approximately 2/26/2010 2:55 PM, came the following characters from the > keyboard of Brett Cannon: > > >> Maybe Greg's and my response to the mention of dropping this feature >> is too strong -- after all we're both dinosaurs. And maybe the >> developers who want the feature can write their own loader. >> >> >> We could also provide if necessary. >> > > So if the implementation stores .pyc by default in a version-specific > place, then it seems there are only two things needed to make a python > byte-code only distribution... > > 1) rename all the .pyc to .py > 2) packaging > > When a .pyc is renamed to .py, Python (3.1 at least) recognizes and uses > it... I assume by design, rather than accident, but I don't know the > history. > This does not work for me (nor should it): > touch temp.py > python3 -c "import temp" > rm temp.py > mv temp.pyc temp.py > python3 -c "import temp" Traceback (most recent call last): File "<string>", line 1, in <module> File "temp.py", line 2 SyntaxError: Non-UTF-8 code starting with '\x95' in file temp.py on line 2, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details -Brett > > I didn't experiment to discover what __file__ and __cached__ get set to in > this case (especially since I don't have a version with the latter :) ). > > I speculate that packaging a distribution in this manner would be slightly > different that how it is currently done, but I also suspect that it would > avoid the same half of the stat calls, to aid performance. > > -- > Glenn -- http://nevcal.com/ > =========================== > A protocol is complete when there is nothing left to remove. > -- Stuart Cheshire, Apple Computer, regarding Zero Configuration Networking > >
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