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[MRG+1] Add data_home parameter to fetch_kddcup99 #9289

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Jul 6, 2017
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[MRG+1] Add data_home parameter to fetch_kddcup99 #9289

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3 changes: 3 additions & 0 deletions doc/whats_new.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -459,6 +459,9 @@ Bug fixes
<musically-ut>`, and `Joel Nothman`_.


- Add ``data_home`` parameter to
:func:`sklearn.datasets.fetch_kddcup99` by `Loic Esteve`_.

API changes summary
-------------------

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12 changes: 10 additions & 2 deletions sklearn/datasets/kddcup99.py
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Expand Up @@ -39,7 +39,8 @@
logger = logging.getLogger()


def fetch_kddcup99(subset=None, shuffle=False, random_state=None,
def fetch_kddcup99(subset=None, data_home=None, shuffle=False,
random_state=None,
percent10=True, download_if_missing=True):
"""Load and return the kddcup 99 dataset (classification).

Expand Down Expand Up @@ -124,6 +125,11 @@ def fetch_kddcup99(subset=None, shuffle=False, random_state=None,
To return the corresponding classical subsets of kddcup 99.
If None, return the entire kddcup 99 dataset.

data_home : string, optional
Specify another download and cache folder for the datasets. By default
all scikit-learn data is stored in '~/scikit_learn_data' subfolders.
.. versionadded:: 0.19

random_state : int, RandomState instance or None, optional (default=None)
Random state for shuffling the dataset.
If int, random_state is the seed used by the random number generator;
Expand Down Expand Up @@ -162,7 +168,9 @@ def fetch_kddcup99(subset=None, shuffle=False, random_state=None,
and data mining, pages 320-324. ACM Press, 2000.

"""
kddcup99 = _fetch_brute_kddcup99(shuffle=shuffle, percent10=percent10,
data_home = get_data_home(data_home=data_home)
kddcup99 = _fetch_brute_kddcup99(data_home=data_home, shuffle=shuffle,
percent10=percent10,
download_if_missing=download_if_missing)

data = kddcup99.data
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