Source Code for Module mvpa.support.griddata

 1  # emacs: -*- mode: python; py-indent-offset: 4; indent-tabs-mode: nil -*- 
 2  # vi: set ft=python sts=4 ts=4 sw=4 et: 
 3  ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ## 
 4  # 
 5  #   See COPYING file distributed along with the PyMVPA package for the 
 6  #   copyright and license terms. 
 7  # 
 8  ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ## 
 9  """Import griddata with preference to the version from matplotlib 
10  """ 
11   
12  __docformat__ = 'restructuredtext' 
13   
14  import sys 
15  from mvpa.base import externals 
16   
17  if externals.exists('griddata', raiseException=True): 
18      if __debug__: 
19          from mvpa.base import debug 
20   
21      try: 
22          if sys.version_info[:2] >= (2, 5): 
23              # enforce absolute import 
24              griddata = __import__('griddata', globals(), 
25                                    locals(), [], 0).griddata 
26          else: 
27              # little trick to be able to import 'griddata' package (which 
28              # has same name) 
29              oldname = __name__ 
30              # crazy name with close to zero possibility to cause whatever 
31              __name__ = 'iaugf9zrkjsbdv91' 
32              try: 
33                  from griddata import griddata 
34                  # restore old settings 
35                  __name__ = oldname 
36              except ImportError: 
37                  # restore old settings 
38                  __name__ = oldname 
39                  raise 
40              if __debug__: 
41                  debug('EXT', 'Using python-griddata') 
42      except ImportError: 
43          from matplotlib.mlab import griddata 
44          if __debug__: 
45              debug('EXT', 'Using matplotlib.mlab.griddata') 
46