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| author | Mark Wiebe <mwwiebe@gmail.com> | 2011-07-10 11:45:53 -0500 |
|---|---|---|
| committer | Charles Harris <charlesr.harris@gmail.com> | 2011-07-11 09:15:32 -0600 |
| commit | a99a19437e1fe8547a6a002a4b247875fd9d482b (patch) | |
| tree | 8462b06bdf8c5916b70b1b3f7b3d37e7ffc68872 /doc/source/reference/c-api.array.rst | |
| parent | 0ce8c51ef2f25c54c34c7c47c5ccbf0ce81cecac (diff) | |
| download | numpy-a99a19437e1fe8547a6a002a4b247875fd9d482b.tar.gz | |
ENH: core: Performance optimization in CopyInto, when both casting and broadcasting
When both casting and broadcasting are occurring, and the total size of
'src' is smaller than the default NumPy buffersize, this tells the iterator
to make a copy with the 'dst' dtype so most of the operations are simple
copies with no cast.
Diffstat (limited to 'doc/source/reference/c-api.array.rst')
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