/usr/lib/python2.7/dist-packages/vtk/tk/vtkLoadPythonTkWidgets.py is in python-vtk6 6.3.0+dfsg1-11build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 | import sys, os, string
import vtkCommonCorePython
def vtkLoadPythonTkWidgets(interp):
"""vtkLoadPythonTkWidgets(interp) -- load vtk-tk widget extensions
This is a mess of mixed python and tcl code that searches for the
shared object file that contains the python-vtk-tk widgets. Both
the python path and the tcl path are searched.
"""
X = vtkCommonCorePython.vtkVersion.GetVTKMajorVersion()
Y = vtkCommonCorePython.vtkVersion.GetVTKMinorVersion()
modname = 'vtkRenderingPythonTkWidgets'
name = '%s-%d.%d' % (modname,X,Y)
pkgname = string.capitalize(string.lower(modname))
# find out if the module is already loaded
loadedpkgs = interp.call('info', 'loaded')
found = False
try:
# check for result returned as a string
found = (loadedpkgs.find(pkgname) >= 0)
except AttributeError:
# check for result returned as nested tuples
for pkgtuple in loadedpkgs:
found |= (pkgname in pkgtuple)
if found:
return
# create the platform-dependent file name
prefix = ''
if sys.platform == 'cygwin':
prefix = 'cyg'
elif os.name == 'posix':
prefix = 'lib'
extension = interp.call('info', 'sharedlibextension')
filename = prefix+name+extension
# create an extensive list of paths to search
pathlist = sys.path
# add tcl paths, ensure that {} is handled properly
try:
auto_paths = string.split(interp.getvar('auto_path'))
except AttributeError:
auto_paths = interp.getvar('auto_path')
for path in auto_paths:
prev = str(pathlist[-1])
try:
# try block needed when one uses Gordon McMillan's Python
# Installer.
if len(prev) > 0 and prev[0] == '{' and prev[-1] != '}':
pathlist[-1] = prev+' '+path
else:
pathlist.append(path)
except AttributeError:
pass
# a common place for these sorts of things
if os.name == 'posix':
pathlist.append('/usr/local/lib')
# attempt to load
for path in pathlist:
try:
# If the path object is not str, it means that it is a
# Tkinter path object.
if (not isinstance(path, str) and not isinstance(path, unicode)):
path = path.string
# try block needed when one uses Gordon McMillan's Python
# Installer.
if len(path) > 0 and path[0] == '{' and path[-1] == '}':
path = path[1:-1]
fullpath = os.path.join(path, filename)
except AttributeError:
pass
if ' ' in fullpath:
fullpath = '{'+fullpath+'}'
if interp.eval('catch {load '+fullpath+' '+pkgname+'}') == '0':
return
# re-generate the error
interp.call('load', filename, pkgname)
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