py2exe tends to invoke DLL hell if you have various versions of VS or Office or both installed. Because Windows. On May 28, 2015 11:23:57 AM CDT, Chris Barker <chris.barker at noaa.gov> wrote: >I'm confused: > >Doesn't py2exe (optionally) create a single file executable? > >And py2app on the Mac creates an application bundle, but that is >more-or-less the equivalent on OS-X (you may not even be able to have a >single file executable that can access the Window Manager, for >instance) > >Depending on what extra packages you need, py2exe's single file doesn't >always work, but last I tried, it worked for a fair bit (I think all of >the >stdlib). > >I don't know what PyInstaller or others create. And I have no idea if >there >is a linux option -- but it seems like the standard of practice for an >application for linux is a bunch of files scattered over the system >anyway >:-) > >Yes, the resulting exe is pretty big, but it does try to include only >those >modules and packages that are used, and that kind of optimization could >be >improved in any case. > >So is something different being asked for here? > >Barry Warsaw wrote: >>> I do think single-file executables are an important piece to >Python's long-term >competitiveness. > >Really? It seems to me that desktop development is dying. What are the >critical use-cases for a single file executable? > >And I'd note that getting a good way to use Python to develop for iOS, >Android, and Mobile Windows is FAR more critical! -- maybe that's the >same >problem ? > >-Chris > > >On Thu, May 28, 2015 at 8:39 AM, Donald Stufft <donald at stufft.io> >wrote: > >> >> >> On May 28, 2015 at 11:30:37 AM, Steve Dower >(steve.dower at microsoft.com) >> wrote: >> > Donald Stufft wrote: >> > > Well Python 3.4.3 binary is 4kb for me, so you'd have that + your >1KB >> Python script + whatever >> > other pieces you need. >> > >> > For contrast, here are the things you need on Windows to be able to >get >> to an interactive >> > prompt (I don't know how other platforms get this down to 4KB...): >> > >> > * python.exe (or some equivalent launcher) 39KB >> > * python35.dll 3,788KB >> > * vcruntime140.dll 87KB (the rest of the CRT is about 1MB, but is >not >> redistributable >> > so doesn't count here) >> > * 26 files in Lib 343KB >> > >> > This gets you to ">>>", and basically everything after that is >going to >> fail for some reason. >> > That's an unavoidable 4,257KB. >> > >> > The rest of the stdlib adds another ~16MB once you exclude the test >> suite, so a fully functioning >> > Python is not cheap. (Using compressed .pyc's in a zip file can >make a >> big difference here >> > though, assuming you're willing to trade CPU for HDD.) >> > >> > Cheers, >> > Steve >> > >> > >> >> You don’t need a "fully functioning Python" for a single file binary, >you >> only >> need enough to actually run your application. For example, if you're >making >> an application that can download files over HTTP, you don't need to >include >> parts of the stdlib like xmlrpc, pickle, shelve, marshall, sqlite, >csv, >> email, >> mailcap, mailbox, imaplib, nntplib, etc. >> >> Of course deciding which pieces you include in the zip file you're >> appending >> to the end of Python is up to whatever tool builds this executable >which >> doesn't need to be part of Python itself. If Python itself gained the >> ability >> to operate in that manner than third party tools could handle trying >to do >> the >> optimizations where it only includes the things it actually needs in >the >> stdlib >> and excludes things it doesn't. The key thing here is that since >you're >> doing >> a single file binary, you don't need to have a Python which is >suitable to >> execute random Python code, you only need one that is suitable to >execute >> this >> particular code so you can specialize what that includes. >> >> --- >> Donald Stufft >> PGP: 7C6B 7C5D 5E2B 6356 A926 F04F 6E3C BCE9 3372 DCFA >> >> >> _______________________________________________ >> Python-Dev mailing list >> Python-Dev at python.org >> https://mail.python.org/mailman/listinfo/python-dev >> Unsubscribe: >> >https://mail.python.org/mailman/options/python-dev/chris.barker%40noaa.gov >> > > > >-- > >Christopher Barker, Ph.D. >Oceanographer > >Emergency Response Division >NOAA/NOS/OR&R (206) 526-6959 voice >7600 Sand Point Way NE (206) 526-6329 fax >Seattle, WA 98115 (206) 526-6317 main reception > >Chris.Barker at noaa.gov > > >------------------------------------------------------------------------ > >_______________________________________________ >Python-Dev mailing list >Python-Dev at python.org >https://mail.python.org/mailman/listinfo/python-dev >Unsubscribe: >https://mail.python.org/mailman/options/python-dev/rymg19%40gmail.com -- Sent from my Android device with K-9 Mail. 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