Hey Chad, Rez looks really interesting. I remember looking at it awhile ago. Any chance 2.0 will support Windows? If not, have the OS specific components been isolated so I could look at getting it to run? The one silver lining is we are already running bash on Windows...
On Mon, May 12, 2014 at 1:20 PM, Chad Dombrova <chad...@gmail.com> wrote: > We use pip to install and manage all 3rd party libraries. > > To do this, we create a distutils.cfg on the local workstation of each > developer who will be using pip to control the directory layout: > > chad$ cat /usr/local/python-2.7.4/lib/python2.7/distutils/distutils.cfg > [install] > install-base=$PYTHON_THIRD_PARTY > install-purelib=$PYTHON_THIRD_PARTY/lib/pure > install-platlib=$PYTHON_THIRD_PARTY/lib/$OS_ARCH > install-scripts=$PYTHON_THIRD_PARTY/bin > install-headers=$PYTHON_THIRD_PARTY/include > install-data=$PYTHON_THIRD_PARTY/data > > then we add $PYTHON_THIRD_PARTY/lib/pure and > $PYTHON_THIRD_PARTY/lib/$OS_ARCH to the PYTHONPATH and > $PYTHON_THIRD_PARTY/bin to the PATH. > > note that the $PYTHON_THIRD_PARTY variable includes a version directory > (e.g. 2.6, 2.7) which keeps versions completely independent of each other. > This is particularly important for executable scripts (in the bin dir), > because the path to the interpreter gets baked into the script during > install. when using the default layout, all versions of python share the > same bin directory, so if you installed version 1.1 of packageX using > python 2.6, then 1.2 of packageX using python 2.7, the executable for > packageX in the bin directory will use version 1.2 with python 2.7. we > need more control than that, hence the distutils.cfg file. > > Also note that this layout works for us because our python executables are > in the same location on osx and linux, and so the interpreter specified on > the first line of the scripts (e.g. #!/usr/local/python-2.7.4/bin/python) > will exist regardless of which OS the package was installed from. A safer > solution would be to set install-scripts=$PYTHON_THIRD_PARTY/$OS_ARCH/bin > > Lastly, we use a package management system to set our environment > variables. we have a custom in-house solution that we use currently, but > I've been collaborating with a few individuals from different studios on a > next-generation open source solution incorporating the best ideas from > different studios: https://github.com/nerdvegas/rez. version 2.0 (on > the 2.0 branch) is going to be a massive update and a breaking change from > 1.0, so you might want to wait a month or so before adopting, but feel free > to jump in and let us know what you think. > > chad. > > > > > > > > > > > > > On Mon, May 12, 2014 at 9:52 AM, Tony Barbieri <great...@gmail.com> wrote: > >> We use a similar technique as Erkan, but we don't rely on putting all of >> our paths in PYTHONPATH any longer. Instead, the only path in PYTHONPATH >> is the location of a sitecustomize.py file. sitecustomize.py is a magic >> file that python will import automatically at initialization time. One >> trick with it is you can only ever have one. When python scans it's >> initial lib paths, if it finds a file named sitecustomize.py it will import >> and execute it. >> >> The issue that cropped up from using PYTHONPATH is it will insert all >> paths found in it to the beginning of the sys.path. If it's only a single >> path, then using PYTHONPATH should be fine. If you're going to have >> multiple network locations in it, you may want to look at alternatives due >> to paths found in PYTHONPATH being inserted before the standard python lib >> paths. Because the network locations were at the beginning, python would >> stat the network files system for the standard python modules like os, sys, >> etc causing unnecessary slowdowns. >> >> Instead what we did is we created a second environment variable, >> PSYOP_PYTHONPATH, and have logic in our sitecustomize.py file to take the >> paths present in PSYOP_PYTHONPATH and append them to the sys.path at python >> startup. That's the simple version of what we are doing with >> sitecustomize.py, we also have a bunch of additional code for dealing with >> project context, per show code, etc. >> >> Of course what Erkan said is correct, I just wanted to point out an >> alternative if you notice some slowdowns once you've implement it. >> >> Best, >> >> >> >> On Mon, May 12, 2014 at 12:32 PM, Erkan Özgür Yılmaz >> <eoyil...@gmail.com>wrote: >> >>> Hi, >>> >>> I should repeat my reply also here, >>> >>> I try to put everything to the server. >>> >>> I place Stalker, Anima, SQLAlchemy (has a compiled query engine --I >>> think-- but I don't care about the Windows workstations are not being able >>> use it, it is already fast), Jinja2, comtypes and other python libraries to >>> server, setup PYTHONPATH to include those paths. >>> >>> And install PySide, PyQt4, psycopg2 to workstations to all the >>> applications that has an internal Python interpretter (Maya, Nuke, Houdini >>> etc.) plus to the stand alone interpreter (python 2.7). >>> >>> >>> E.Ozgur Yilmaz >>> eoyilmaz.blogspot.com >>> >>> >>> On Mon, May 12, 2014 at 6:20 PM, Fredrik Averpil < >>> fredrik.aver...@gmail.com> wrote: >>> >>>> Hi, >>>> >>>> I've been meaning to learn how to efficiently serve a python module to >>>> all workstations/render blades without actually installing it locally... >>>> >>>> So far I've just copied already compiled modules from the site-packages >>>> folder from a local installation and then I keep these in folders such as >>>> python26_win7_site-packages, python26_linux_site-packages on the server. >>>> Not the cleanest and nicest way of dealing with this, I guess. But what's >>>> nice is my scripts just need to do something like this: >>>> >>>> sys.path.append('/server/share/modules/') >>>> import modulex >>>> >>>> So it's easy to make new modules accessible for machines quickly. >>>> >>>> My question is; how would you guys deal with this when building from >>>> source? >>>> Eggs in separate OS folders? >>>> Is it at all possible to build eggs for Win/Linux/OSX from one and the >>>> same operating system? >>>> I'm usually on Windows (7). Should I rather be using a Linux >>>> environment for this type of work? >>>> >>>> Is there an RTFM to this (and/or building eggs)? >>>> Please point me towards any literature or write-up worth reading as I'm >>>> new to making eggs (and building from source for that matter). >>>> >>>> To be less abstract, I'm looking to build >>>> stalker<https://pypi.python.org/pypi/stalker>from source and have it >>>> available (although stored on the server) for all >>>> machines (Win/Linux). >>>> >>>> Thanks in advance for any pointers. >>>> >>>> // Fredrik >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "Python Programming for Autodesk Maya" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to python_inside_maya+unsubscr...@googlegroups.com. >>>> To view this discussion on the web visit >>>> https://groups.google.com/d/msgid/python_inside_maya/CAD%3DwhWO%2BtdFE34yhwgbWc2n%2BuFqUb_XRD1oOO%3DyVEDcms%2BKGtg%40mail.gmail.com<https://groups.google.com/d/msgid/python_inside_maya/CAD%3DwhWO%2BtdFE34yhwgbWc2n%2BuFqUb_XRD1oOO%3DyVEDcms%2BKGtg%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>> . >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Python Programming for Autodesk Maya" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to python_inside_maya+unsubscr...@googlegroups.com. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/python_inside_maya/CAGNmyx69utr_3DwbbSPgC6Oo%3DTzjgaS%3DcM8mu%2BhGg4MSYtcpag%40mail.gmail.com<https://groups.google.com/d/msgid/python_inside_maya/CAGNmyx69utr_3DwbbSPgC6Oo%3DTzjgaS%3DcM8mu%2BhGg4MSYtcpag%40mail.gmail.com?utm_medium=email&utm_source=footer> >>> . >>> >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> >> >> -- >> -tony >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Python Programming for Autodesk Maya" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to python_inside_maya+unsubscr...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/python_inside_maya/CAJhmvsQOUSf54Qr%2BpHVwcBkyRXt47u_W6NsxcxKM%3DTasyYCoeg%40mail.gmail.com<https://groups.google.com/d/msgid/python_inside_maya/CAJhmvsQOUSf54Qr%2BpHVwcBkyRXt47u_W6NsxcxKM%3DTasyYCoeg%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> >> For more options, visit https://groups.google.com/d/optout. >> > > -- > You received this message because you are subscribed to the Google Groups > "Python Programming for Autodesk Maya" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to python_inside_maya+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/python_inside_maya/CAGq9Q7HeY%3D9xmbBLJ8KQL-ZseEcK9CEx7LhvV6FdVeqCsRpcAA%40mail.gmail.com<https://groups.google.com/d/msgid/python_inside_maya/CAGq9Q7HeY%3D9xmbBLJ8KQL-ZseEcK9CEx7LhvV6FdVeqCsRpcAA%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- -tony -- You received this message because you are subscribed to the Google Groups "Python Programming for Autodesk Maya" group. 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