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| author | Robert Kern <robert.kern@gmail.com> | 2008-02-27 23:00:48 +0000 |
|---|---|---|
| committer | Robert Kern <robert.kern@gmail.com> | 2008-02-27 23:00:48 +0000 |
| commit | 4bff07720759c611331b43fb988e576e0b68cebb (patch) | |
| tree | 8b398cb1df74ae7b986d7d874b94f57faa94e3ca /numpy/lib/format.py | |
| parent | a5615d4917a25331e008959c55cb5de16b7d164c (diff) | |
| download | numpy-4bff07720759c611331b43fb988e576e0b68cebb.tar.gz | |
One dtype representation issue got fixed. Documented the remaining one.
Diffstat (limited to 'numpy/lib/format.py')
| -rw-r--r-- | numpy/lib/format.py | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/numpy/lib/format.py b/numpy/lib/format.py index 99a6b0ed1..c328e0ddb 100644 --- a/numpy/lib/format.py +++ b/numpy/lib/format.py @@ -1,12 +1,13 @@ """ Define a simple format for saving numpy arrays to disk with the full information about them. -WARNING: Due to limitations in the string representation of dtypes, some -complicated nested structures will not be faithfully recorded in the file. We -are working on a fix for this. This fix will not require a change in the file -format. The arrays with complicated structures can still be saved, but the -correct dtype will have to be restored by using the -`loadedarray.view(correct_dtype)` method. +WARNING: Due to limitations in the interpretation of structured dtypes, dtypes +with fields with empty names will have the names replaced by 'f0', 'f1', etc. +Such arrays will not round-trip through the format entirely accurately. The data +is intact; only the field names will differ. We are working on a fix for this. +This fix will not require a change in the file format. The arrays with such +structures can still be saved and restored, and the correct dtype may be +restored by using the `loadedarray.view(correct_dtype)` method. Format Version 1.0 ------------------ |