/usr/share/pyshared/mvpa2/base/info.py is in python-mvpa2 2.1.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# vi: set ft=python sts=4 ts=4 sw=4 et:
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#
# See COPYING file distributed along with the PyMVPA package for the
# copyright and license terms.
#
### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ##
"""Provide system and PyMVPA information useful while reporting bugs
"""
__docformat__ = 'restructuredtext'
import time, sys, os, subprocess
import platform as pl
from tempfile import mkstemp
from StringIO import StringIO
import mvpa2
from mvpa2.base import externals, cfg
from mvpa2.base.dochelpers import borrowkwargs
def _t2s(t):
res = []
for e in t:
if isinstance(e, tuple):
es = _t2s(e)
if es != '':
res += ['(%s)' % es]
elif e != '':
res += [e]
return '/'.join(res)
__all__ = ['wtf', 'get_pymvpa_gitversion']
def get_pymvpa_gitversion():
"""PyMVPA version as reported by git.
Returns
-------
None or str
Version of PyMVPA according to git.
"""
gitpath = os.path.join(os.path.dirname(mvpa2.__file__), os.path.pardir)
gitpathgit = os.path.join(gitpath, '.git')
if not os.path.exists(gitpathgit):
return None
ver = None
try:
(tmpd, tmpn) = mkstemp('mvpa', 'git')
retcode = subprocess.call(['git',
'--git-dir=%s' % gitpathgit,
'--work-tree=%s' % gitpath,
'describe', '--abbrev=4', 'HEAD'
],
stdout=tmpd,
stderr=subprocess.STDOUT)
outline = open(tmpn, 'r').readlines()[0].strip()
if outline.startswith('upstream/'):
ver = outline.replace('upstream/', '')
finally:
os.remove(tmpn)
return ver
class WTF(object):
"""Convenience class to contain information about PyMVPA and OS
TODO: refactor to actually not contain just string representation
but rather a dictionary (of dictionaries)
"""
__knownitems__ = set(('process', 'runtime',
'externals', 'system', 'sources'))
def __init__(self, include=None, exclude=None):
"""
Parameters
----------
include : list of str
By default, all known (listed in `__knownitems__`) are reported.
If only a limited set is needed to be reported -- specify it here.
exclude : list of str
If you want to exclude any item from being reported.
"""
self._info = ''
if include is None:
report_items = self.__knownitems__.copy()
else:
# check first
if not self.__knownitems__.issuperset(include):
raise ValueError, \
"Items %s provided in exclude are not known to WTF." \
" Known are %s" % \
(str(set(include).difference(self.__knownitems__)),
self.__knownitems__)
report_items = set(include)
if exclude is not None:
# check if all are known
if not self.__knownitems__.issuperset(exclude):
raise ValueError, \
"Items %s provided in exclude are not known to WTF." \
" Known are %s" % \
(str(set(exclude).difference(self.__knownitems__)),
self.__knownitems__)
report_items = report_items.difference(exclude)
self._report_items = report_items
self._acquire()
def _acquire_sources(self, out):
out.write("PyMVPA:\n")
out.write(" Version: %s\n" % mvpa2.__version__)
out.write(" Hash: %s\n" % mvpa2.__hash__)
out.write(" Path: %s\n" % mvpa2.__file__)
# Try to obtain git information if available
out.write(" Version control (GIT):\n")
try:
gitpath = os.path.join(os.path.dirname(mvpa2.__file__), os.path.pardir)
gitpathgit = os.path.join(gitpath, '.git')
if os.path.exists(gitpathgit):
for scmd, cmd in [
('Status', ['status']),
('Reference', 'show-ref -h HEAD'.split(' ')),
('Difference from last release %s' % mvpa2.__version__,
['diff', '--shortstat', 'upstream/%s...' % mvpa2.__version__])]:
try:
(tmpd, tmpn) = mkstemp('mvpa', 'git')
retcode = subprocess.call(['git',
'--git-dir=%s' % gitpathgit,
'--work-tree=%s' % gitpath] + cmd,
stdout=tmpd,
stderr=subprocess.STDOUT)
finally:
outlines = open(tmpn, 'r').readlines()
if len(outlines):
out.write(' %s:\n %s' % (scmd, ' '.join(outlines)))
os.remove(tmpn)
#except Exception, e:
# pass
else:
raise RuntimeError, "%s is not under GIT" % gitpath
except Exception, e:
out.write(' GIT information could not be obtained due "%s"\n' % e)
def _acquire_system(self, out):
out.write('SYSTEM:\n')
out.write(' OS: %s\n' %
' '.join([os.name,
pl.system(),
pl.release(),
pl.version()]).rstrip())
out.write(' Distribution: %s\n' %
' '.join([_t2s(pl.dist()),
_t2s(pl.mac_ver()),
_t2s(pl.win32_ver())]).rstrip())
def _acquire_externals(self, out):
# Test and list all dependencies:
sdeps = {True: [], False: [], 'Error': []}
for dep in sorted(externals._KNOWN):
try:
sdeps[externals.exists(dep, force=False)] += [dep]
except:
sdeps['Error'] += [dep]
out.write('EXTERNALS:\n')
out.write(' Present: %s\n' % ', '.join(sdeps[True]))
out.write(' Absent: %s\n' % ', '.join(sdeps[False]))
if len(sdeps['Error']):
out.write(' Errors in determining: %s\n' % ', '.join(sdeps['Error']))
SV = ('.__version__', ) # standard versioning
out.write(' Versions of critical externals:\n')
# First the ones known to externals,
# TODO: make all of them set in externals.versions
for k, v in externals.versions.iteritems():
out.write(' %-12s: %s\n' % (k, str(v)))
for e, mname, fs in (
('ctypes', None, SV),
('matplotlib', None, SV),
('lxml', None, ('.etree.__version__',)),
('nifti', None, SV),
('numpy', None, SV),
('openopt', 'openopt', SV),
('openopt', 'scikits.openopt', ('.openopt.__version__',)),
('pywt', None, SV),
#('rpy', None, ('.rpy_version',)),
('shogun', None, ('.Classifier.Version_get_version_release()',)),
):
try:
if not externals.exists(e):
continue #sver = 'not present'
else:
if mname is None:
mname = e
m = __import__(mname)
svers = [eval('m%s' % (f,)) for f in fs]
sver = ' '.join(svers)
except Exception, exc:
sver = 'failed to query due to "%s"' % str(exc)
out.write(' %-12s: %s\n' % (e, sver))
try:
if externals.exists('matplotlib'):
import matplotlib
out.write(' Matplotlib backend: %s\n'
% matplotlib.get_backend())
except Exception, exc:
out.write(' Failed to determine backend of matplotlib due to "%s"'
% str(exc))
def _acquire_runtime(self, out):
out.write("RUNTIME:\n")
out.write(" PyMVPA Environment Variables:\n")
out.write(' ' + ' '.join(
['%-20s: "%s"\n' % (str(k), str(v))
for k, v in os.environ.iteritems()
if (k.startswith('MVPA') or k.startswith('PYTHON'))]))
out.write(" PyMVPA Runtime Configuration:\n")
out.write(' ' + str(cfg).replace('\n', '\n ').rstrip() + '\n')
def _acquire_process(self, out):
try:
procstat = open('/proc/%d/status' % os.getpid()).readlines()
out.write(' Process Information:\n')
out.write(' ' + ' '.join(procstat))
except:
pass
def _acquire(self):
"""
TODO: refactor and redo ;)
"""
out = StringIO()
out.write("Current date: %s\n" % time.strftime("%Y-%m-%d %H:%M"))
# Little silly communicator/
if 'sources' in self._report_items:
self._acquire_sources(out)
if 'system' in self._report_items:
self._acquire_system(out)
if 'externals' in self._report_items:
self._acquire_externals(out)
if 'runtime' in self._report_items:
self._acquire_runtime(out)
if 'process' in self._report_items:
self._acquire_process(out)
self._info = out.getvalue()
def __repr__(self):
if self._info is None:
self._acquire()
return self._info
__str__ = __repr__
@borrowkwargs(WTF, '__init__')
def wtf(filename=None, **kwargs):
"""Report summary about PyMVPA and the system
Parameters
----------
filename : None or str
If provided, information will be stored in a file, not printed
to the screen
**kwargs
Passed to initialize `WTF` instance
"""
info = WTF(**kwargs)
if filename is not None:
_ = file(filename, 'w').write(str(info))
else:
return info
if __name__ == '__main__':
print wtf()
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