Python package tables is required but not automatically installed

[normanius]

Issue: python package tables is required by pandas, but not automatically installed.

How to reproduce:

python fixed_run.py -n 500 --blobs 1

Error message:

HDFStore requires PyTables, "No module named tables" problem importing

Fix:
pip install tables fixed the problem for me.
Add requirement tables to requirements.txt

System:
MacOS 10.11., python 2.7.12

[djsutherland]

Fixed by e14b3da; thanks.