diff options
Diffstat (limited to 'numpy/core/memmap.py')
| -rw-r--r-- | numpy/core/memmap.py | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/numpy/core/memmap.py b/numpy/core/memmap.py index b4a25cf9c..de27553d8 100644 --- a/numpy/core/memmap.py +++ b/numpy/core/memmap.py @@ -109,6 +109,9 @@ class memmap(ndarray): [ 4., 5., 6., 7.], [ 8., 9., 10., 11.]], dtype=float32) + >>> fp.filename == path.abspath(filename) + True + Deletion flushes memory changes to disk before removing the object: >>> del fp @@ -166,6 +169,7 @@ class memmap(ndarray): shape=None, order='C'): # Import here to minimize 'import numpy' overhead import mmap + import os.path try: mode = mode_equivalents[mode] except KeyError: @@ -227,13 +231,22 @@ class memmap(ndarray): self = ndarray.__new__(subtype, shape, dtype=descr, buffer=mm, offset=offset, order=order) self._mmap = mm - self.filename = filename + self.offset = offset + self.mode = mode + + if isinstance(filename, basestring): + self.filename = os.path.abspath(filename) + elif hasattr(filename, "name"): + self.filename = filename.name + return self def __array_finalize__(self, obj): if hasattr(obj, '_mmap'): self._mmap = obj._mmap self.filename = obj.filename + self.offset = obj.offset + self.mode = obj.mode else: self._mmap = None |