(Apologies if

- this is not the appropriate venue for this question, but I don't see
  any other pypy lists, and I'm finding the other docs a bit
  inscrutable.

- I sound too inexperienced or unpythonic: I've spent most of my coding
  life in java and perl.

)
Please advise how to configure pypy to run other python code. Why I ask:

I've started running a model implemented in python. Unfortunately a run
on "normal" python 2.6.x or 2.7.x requires

- 130 min on my ubuntu laptop (on which working would be more convenient)
- 55 min on the best build machine to which I currently have access

However I have read that this model runs 5x faster under pypy, so I
wanna get me that! Unfortunately my current ubuntu

me@it:~$ lsb_release -ds
> Ubuntu 10.04.3 LTS  # yes, I am planning to upgrade Real Soon Now
me@it:~$ uname -rv
> 2.6.32-33-generic #70-Ubuntu SMP Thu Jul 7 21:13:52 UTC 2011

is too down-level to install the available pypy RPM, so I instead did

URI="https://bitbucket.org/pypy/pypy/downloads/pypy-1.5-linux64.tar.bz2";
TMP_DIR_ROOT="/tmp/pypy"
for CMD in \
  "rm -fr ${TMP_DIR_ROOT}" \
  "mkdir -p ${TMP_DIR_ROOT}" \
  "pushd ${TMP_DIR_ROOT}" \
  "wget -O - ${URI} | tar xvjf -" \
  "ls -alh" \
  "popd" \
; do
  echo -e "${CMD}"
  eval "${CMD}"
done
# check path names, then
TMP_DIR_ROOT="/tmp/pypy/pypy-c-jit-43780-b590cf6de419-linux64"
TARGET_DIR_ROOT="/opt/pypy-c-jit-1.5.0-alpha0"
TARGET_PYPY_EXEC="${TARGET_DIR_ROOT}/bin/pypy"
USR_PYPY_EXEC="/usr/local/bin/pypy"
for CMD in \
  "sudo mkdir -p ${TARGET_DIR_ROOT}" \
  "sudo cp -r ${TMP_DIR_ROOT}/* ${TARGET_DIR_ROOT}/" \
  "sudo chmod 755 ${TARGET_DIR_ROOT}/" \
  "sudo chmod 755 ${TARGET_DIR_ROOT}/bin/" \
  "sudo chmod 755 ${TARGET_PYPY_EXEC}" \
  "sudo ls -al ${TARGET_PYPY_EXEC}" \
  "sudo ln -s ${TARGET_PYPY_EXEC} ${USR_PYPY_EXEC}" \
  "sudo ls -al ${USR_PYPY_EXEC}" \
  "${USR_PYPY_EXEC} --version" \
  "which pypy" \
  "pypy --version" \
; do
  echo -e "${CMD}"
  eval "${CMD}"
done

The good news is, I can now

me@it:~$ ls -al $(which pypy)
> lrwxrwxrwx 1 root root 37 2011-07-30 16:06 /usr/local/bin/pypy -> 
> /opt/pypy-c-jit-1.5.0-alpha0/bin/pypy
me@it:~$ pypy --version
> Python 2.7.1 (b590cf6de419, Apr 30 2011, 02:00:34)
> [PyPy 1.5.0-alpha0 with GCC 4.4.3]

But when I try to actually *run* the @#$%^&! thing, it spews:

me@it:~$ pypy
> debug: WARNING: library path not found, using compiled-in sys.path and 
> sys.prefix will be unset
> 'import site' failed
> Python 2.7.1 (b590cf6de419, Apr 30 2011, 02:00:34)
> [PyPy 1.5.0-alpha0 with GCC 4.4.3] on linux2
> Type "help", "copyright", "credits" or "license" for more information.
> debug: OperationError:
> debug:  operror-type: ImportError
> debug:  operror-value: No module named _pypy_interact
me@it:~$ pypy -c 'import sys; print sys.path'
> debug: WARNING: library path not found, using compiled-in sys.path and 
> sys.prefix will be unset
> 'import site' failed
> ['', '/home/buildslave/bot64/pypy-c-jit-linux-x86-64/build/lib_pypy', 
> '/home/buildslave/bot64/pypy-c-jit-linux-x86-64/build/lib-python/modified-2.7',
>  '/home/buildslave/bot64/pypy-c-jit-linux-x86-64/build/lib-python/2.7', 
> '/home/buildslave/bot64/pypy-c-jit-linux-x86-64/build/lib-python/modified-2.7/lib-tk',
>  
> '/home/buildslave/bot64/pypy-c-jit-linux-x86-64/build/lib-python/2.7/lib-tk', 
> '/home/buildslave/bot64/pypy-c-jit-linux-x86-64/build/lib-python/2.7/plat-linux2']

What do I need to do to fix its library path? Is this where translation
is required? (Again, please note that I *have read*

http://codespeak.net/pypy/dist/pypy/doc/getting-started-python.html

but I'm finding difficulty understanding what one must do to *use* pypy,
vs what one must do to *hack* pypy, which is not my usecase.)

TIA, Tom Roche <tom_ro...@pobox.com>
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