Mercurial > pylearn
annotate pylearn/datasets/config.py @ 537:b054271b2504
new file structure layout, factories, etc.
author | James Bergstra <bergstrj@iro.umontreal.ca> |
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date | Wed, 12 Nov 2008 21:57:54 -0500 |
parents | datasets/config.py@74b3e65f5f24 |
children | d3d8f5a17909 |
rev | line source |
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504
19ab9ce916e3
slightly more sophisticated system for finding the mnist data
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
diff
changeset
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1 """Configuration options for datasets |
19ab9ce916e3
slightly more sophisticated system for finding the mnist data
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
diff
changeset
|
2 |
19ab9ce916e3
slightly more sophisticated system for finding the mnist data
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
diff
changeset
|
3 |
19ab9ce916e3
slightly more sophisticated system for finding the mnist data
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
diff
changeset
|
4 Especially, the locations of data files. |
19ab9ce916e3
slightly more sophisticated system for finding the mnist data
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
diff
changeset
|
5 """ |
19ab9ce916e3
slightly more sophisticated system for finding the mnist data
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
diff
changeset
|
6 |
19ab9ce916e3
slightly more sophisticated system for finding the mnist data
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
diff
changeset
|
7 import os |
19ab9ce916e3
slightly more sophisticated system for finding the mnist data
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
diff
changeset
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8 def env_get(key, default): |
19ab9ce916e3
slightly more sophisticated system for finding the mnist data
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
diff
changeset
|
9 return default if os.getenv(key) is None else os.getenv(key) |
19ab9ce916e3
slightly more sophisticated system for finding the mnist data
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
diff
changeset
|
10 |
505
74b3e65f5f24
added smallNorb dataset, switched to PYLEARN_DATA_ROOT
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
504
diff
changeset
|
11 def data_root(): |
74b3e65f5f24
added smallNorb dataset, switched to PYLEARN_DATA_ROOT
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
504
diff
changeset
|
12 return env_get('PYLEARN_DATA_ROOT', '/u/bergstrj/pub/data/') |
74b3e65f5f24
added smallNorb dataset, switched to PYLEARN_DATA_ROOT
James Bergstra <bergstrj@iro.umontreal.ca>
parents:
504
diff
changeset
|
13 |