ARROW-31: Python: prototype user object model, add PyList conversion path with type inference - #19

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wesm wants to merge 21 commits into

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Commits on Mar 7, 2016

Bootstrap end-to-end exposure in Python, wrap DataType and Field types
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ea2f3ec
Consolidate Field and data type subclasses. Add more Python stubs
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8f7edaf
Cache primitive data type instances
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ac8c796
Typed array stubs
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55e69a2
Essential scaffolding -- error handling, memory pools, etc. -- to work toward converting Python lists to Arrow arrays
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4132bda
Clean up array builder API to return shared_ptr<Array>
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d5655ba
Use shared_ptr with dynamic make_builder too
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bdb02e7
Basic object model for sequence->arrow conversions
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94f122f
Cython array box scaffold builds
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102ed36
Add pandas converter placeholder
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4e206fc
Add Status::ToString impls. Unit test stub
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3a774fb
Move some bits from arrow/type.h to type.cc
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07c1379
Add unit test stub
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47fd78e
Add a few data type smoke tests
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edb451c
Failing test stubs, raise on null array
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b5b5b82
Move PrimitiveType::ToString template back to type.h
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731544a
Build array successfully, without validating contents
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c28bf09
Smoke test that array garbage collection deallocates memory
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8c3891c
Type inference for lists and lists-of-lists
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b02b296
Prototype string and double converters
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1d4618b
Test basic conversion of nested lists
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2345541