Revision aaae58cc70f03ac357af64aa1300ab00eaf9bb6d authored by JeanKossaifi on 23 October 2016, 18:50:41 UTC, committed by JeanKossaifi on 23 October 2016, 18:50:41 UTC
1 parent 1e94ea4
base.py
import numpy as np
def check_random_state(seed):
"""Returns a valid RandomState
Parameters
----------
seed : None or instance of int or np.random.RandomState(), default is None
Returns
-------
Valid instance np.random.RandomState
Notes
-----
Inspired by the scikit-learn eponymous function
"""
if seed is None or isinstance(seed, int):
return np.random.RandomState(seed)
elif isinstance(seed, np.random.RandomState):
return seed
raise ValueError('Seed should be None, int or np.random.RandomState')
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