Mercurial > pylearn
view pylearn/datasets/config.py @ 653:d3d8f5a17909
print warning on undefined PYLEARN_DATA_ROOT
author | bergstra@mlp4.ais.sandbox |
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date | Wed, 11 Feb 2009 01:42:58 -0500 |
parents | b054271b2504 |
children | 14d22ca1c8b5 |
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"""Configuration options for datasets Especially, the locations of data files. """ import os, sys def env_get(key, default): if os.getenv(key) is None: print >> sys.stderr, "WARNING: Environment variable", key, print >> sys.stderr, "is not set. Using default of", default return default if os.getenv(key) is None else os.getenv(key) def data_root(): return env_get('PYLEARN_DATA_ROOT', os.getenv('HOME')+'/data')