[Python] Pin runtime library versions in conda-forge packages to force upgrades

[asfimport]

Had been using PyArrow 0.1 ok. Uninstalled 0.1. Installed 0.2 using

conda install -c conda-forge pyarrow

But then, when I try ```Java
import pyarrow

```Java
ImportError                               Traceback (most recent call last)
<ipython-input-1-6218b61e718a> in <module>()
----> 1 import pyarrow as pa

/Users/gnilrets/miniconda3/envs/pyitketl/lib/python3.5/site-packages/pyarrow/__init__.py in <module>()
     26 
     27 
---> 28 import pyarrow.config
     29 from pyarrow.config import cpu_count, set_cpu_count
     30 

ImportError: dlopen(/Users/gnilrets/miniconda3/envs/pyitketl/lib/python3.5/site-packages/pyarrow/config.cpython-35m-darwin.so, 2): Symbol not found: __ZN5arrow2io9Writeable5FlushEv
  Referenced from: /Users/gnilrets/miniconda3/envs/pyitketl/lib/python3.5/site-packages/pyarrow/libpyarrow.dylib
  Expected in: /Users/gnilrets/miniconda3/envs/pyitketl/lib/python3.5/site-packages/pyarrow/../../../libarrow_io.dylib
 in /Users/gnilrets/miniconda3/envs/pyitketl/lib/python3.5/site-packages/pyarrow/libpyarrow.dylib

Environment: OS X 10.12.3, Python 3.5.2
Reporter: Sterling Paramore
Assignee: Wes McKinney / @wesm

Related issues:

• Arrow 0.3 release (blocks)

_{Note: This issue was originally created as ARROW-748. Please see the migration documentation for further details.}

[asfimport]

Wes McKinney / @wesm:
What's the output of conda list | grep arrow? I think you need to conda update arrow-cpp

[asfimport]

Wes McKinney / @wesm:
See conda-forge/pyarrow-feedstock#21 – we aren't pinning the version of arrow-cpp which probably caused it to not get updated when you installed the latest pyarrow

[asfimport]

Sterling Paramore:
You're right. arrow-cpp was still on version 0.1. conda update arrow-cpp didn't change that, however. I tried conda install -c conda-forge arrow-cpp and it did update the version, but I still got a similar error (different symbol was missing though). Then I uninstalled pyarrow and arrow-cpp (which also uninstalled parquet-cpp) and reinstalled the 0.2 version. Now it works!

Thanks!

[asfimport]

Wes McKinney / @wesm:
Great! I renamed the issue to reflect the problem, we'll get it sorted out as part of releasing 0.3

[asfimport]

Wes McKinney / @wesm:
See https://github.com/conda-forge/pyarrow-feedstock/blob/master/recipe/meta.yaml#L36