Insert _stringify_path to entry points

Author: CRiddler

nibabel/filebasedimages.py

@@ -15,6 +15,7 @@
                               splitext_addext)
 from .openers import ImageOpener
 from .deprecated import deprecate_with_version
+from .loadsave import _stringify_path
 
 
 class ImageFileError(Exception):
@@ -252,10 +253,12 @@ def set_filename(self, filename):
            ``.file_map`` attribute. Otherwise, the image instance will
            try and guess the other filenames from this given filename.
         '''
+        filename = _stringify_path(filename)
         self.file_map = self.__class__.filespec_to_file_map(filename)
 
     @classmethod
     def from_filename(klass, filename):
+        filename = _stringify_path(filename)
         file_map = klass.filespec_to_file_map(filename)
         return klass.from_file_map(file_map)
 
@@ -330,6 +333,7 @@ def to_filename(self, filename):
         -------
         None
         '''
+        filename = _stringify_path(filename)
         self.file_map = self.filespec_to_file_map(filename)
         self.to_file_map()
 

nibabel/filename_parser.py

@@ -14,6 +14,7 @@
 except NameError:
     basestring = str
 
+from .loadsave import _stringify_path
 
 class TypesFilenamesError(Exception):
     pass
@@ -190,6 +191,8 @@ def parse_filename(filename,
     >>> parse_filename('/path/fnameext2.gz', types_exts, ('.gz',))
     ('/path/fname', 'ext2', '.gz', 't2')
     '''
+    filename = _stringify_path(filename)
+
     ignored = None
     if match_case:
         endswith = _endswith
@@ -257,6 +260,8 @@ def splitext_addext(filename,
     >>> splitext_addext('fname.ext.foo', ('.foo', '.bar'))
     ('fname', '.ext', '.foo')
     '''
+    filename = _stringify_path(filename)
+    
     if match_case:
         endswith = _endswith
     else:

nibabel/loadsave.py

@@ -63,6 +63,7 @@ def load(filename, **kwargs):
     img : ``SpatialImage``
        Image of guessed type
     '''
+    filename = _stringify_path(filename)
 
     #Check file exists and is not empty
     try:
@@ -123,6 +124,7 @@ def save(img, filename):
     -------
     None
     '''
+    filename = _stringify_path(filename)
 
     # Save the type as expected
     try: