old_contents: from __future__ import absolute_import
  
  import os, sys
  
  from .wrapper import _libgdf_wrapper
  from .wrapper import GDFError           # re-exported
  
  try:
      from .libgdf_cffi import ffi
  except ImportError:
      pass
  else:
      def _get_lib_name():
          if os.name == 'posix':
              # TODO this will need to be changed when packaged for distribution
              if sys.platform == 'darwin':
                  return './libgdf.dylib'
              else:
                  return './libgdf.so'
          raise NotImplementedError('OS {} not supported'.format(os.name))
  
      libgdf_api = ffi.dlopen(_get_lib_name())
      libgdf = _libgdf_wrapper(ffi, libgdf_api)
  
      del _libgdf_wrapper
  
new_contents: from __future__ import absolute_import
  
  import os
  import sys
  
  from .wrapper import _libgdf_wrapper
  from .wrapper import GDFError           # re-exported
  
  try:
      from .libgdf_cffi import ffi
  except ImportError:
      pass
  else:
      def _get_lib_name():
          if os.name == 'posix':
              # TODO this will need to be changed when packaged for distribution
              if sys.platform == 'darwin':
                  path = 'libgdf.dylib'
              else:
                  path = 'libgdf.so'
          else:
              raise NotImplementedError('OS {} not supported'.format(os.name))
          # Prefer local version of the library if it exists
          localpath = os.path.join('.', path)
          if os.path.isfile(localpath):
              return localpath
          else:
              return path
  
      libgdf_api = ffi.dlopen(_get_lib_name())
      libgdf = _libgdf_wrapper(ffi, libgdf_api)
  
      del _libgdf_wrapper
  
subject: Fix library not found on linux