ARROW-312: Read and write Arrow IPC file format from Python #164
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Change-Id: I47af06be9407c0b7eb39e0fb8cd37970e8eeeb67
…ext, to allow zero-copy writing of NumPy arrays Change-Id: I4747841f805e08f943e626ec3c77ac4b4fb5a0f7
Change-Id: I84cdb9a07f3853f06436c53b65fa082e3b843ed2
Change-Id: I4c56812272d083722ebf5f9d89de25ad9cfade15
…wrapped buffer. Resize buffer in BufferOutputStream on close Change-Id: I94d2689172554a55259370df99a3147e9047d421
xhochy
requested changes
Oct 9, 2016
| @@ -37,8 +37,7 @@ import pyarrow.schema as schema | |||
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| def total_allocated_bytes(): | |||
| cdef MemoryPool* pool = pyarrow.GetMemoryPool() | |||
| return pool.bytes_allocated() | |||
| cdef MemoryPool* pool = pyarrow.get_memory_pool() | |||
Change-Id: I211b4137081df34206eb2673a61ca6179fd0e4e9
Change-Id: I74649137694189f7d4495421aad0e45d755aa349
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Locally CMake reports the following warning, this might be related to the OSX build failure in Travis: |
xhochy
approved these changes
Oct 10, 2016
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Got it, that makes sense. Let me try to fix |
Change-Id: Ieabfb81fa335e3c18c3a93e64c5e0f2a9ee66012
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There's a lot of duplicated boilerplate for configuring shared libs -- we should create some cmake functions to make this easier / cleaner -- see ARROW-330 |
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+1 |
asfgit
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that referenced
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Oct 11, 2016
This also adds some IO scaffolding for interacting with `arrow::Buffer` objects from Python and assorted additions to help with testing. Author: Wes McKinney <wes.mckinney@twosigma.com> Closes #164 from wesm/ARROW-312 and squashes the following commits: 7df3e5f [Wes McKinney] Set BUILD_WITH_INSTALL_RPATH on arrow_ipc be8cee0 [Wes McKinney] Link Cython modules to libarrow* libraries 5716601 [Wes McKinney] Fix accidental deletion 77fb03b [Wes McKinney] Add / test Buffer wrapper. Test that we can write an arrow file to a wrapped buffer. Resize buffer in BufferOutputStream on close 316537d [Wes McKinney] Get ready to wrap Arrow buffers in a Python object 4822d32 [Wes McKinney] Implement RecordBatch::Equals, compare in Python ipc file writes a931e49 [Wes McKinney] Permit buffers (write padding) in a non-multiple of 64 in an IPC context, to allow zero-copy writing of NumPy arrays 2c49cd4 [Wes McKinney] Some debugging ca1562b [Wes McKinney] Draft implementations of Arrow file read/write from Python
zhouyuan
pushed a commit
to zhouyuan/arrow
that referenced
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Sep 13, 2022
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This also adds some IO scaffolding for interacting with
arrow::Bufferobjects from Python and assorted additions to help with testing.