53 lines
1.2 KiB
Python
53 lines
1.2 KiB
Python
# coding: utf-8
|
|
# pylint: disable=unused-import, invalid-name, wrong-import-position
|
|
"""For compatibility"""
|
|
|
|
from __future__ import absolute_import
|
|
|
|
import sys
|
|
|
|
|
|
PY3 = (sys.version_info[0] == 3)
|
|
|
|
if PY3:
|
|
# pylint: disable=invalid-name, redefined-builtin
|
|
STRING_TYPES = str,
|
|
else:
|
|
# pylint: disable=invalid-name
|
|
STRING_TYPES = basestring,
|
|
|
|
# pandas
|
|
try:
|
|
from pandas import DataFrame
|
|
PANDAS_INSTALLED = True
|
|
except ImportError:
|
|
|
|
class DataFrame(object):
|
|
""" dummy for pandas.DataFrame """
|
|
pass
|
|
|
|
PANDAS_INSTALLED = False
|
|
|
|
# sklearn
|
|
try:
|
|
from sklearn.base import BaseEstimator
|
|
from sklearn.base import RegressorMixin, ClassifierMixin
|
|
from sklearn.preprocessing import LabelEncoder
|
|
from sklearn.cross_validation import KFold, StratifiedKFold
|
|
SKLEARN_INSTALLED = True
|
|
|
|
XGBKFold = KFold
|
|
XGBStratifiedKFold = StratifiedKFold
|
|
XGBModelBase = BaseEstimator
|
|
XGBRegressorBase = RegressorMixin
|
|
XGBClassifierBase = ClassifierMixin
|
|
except ImportError:
|
|
SKLEARN_INSTALLED = False
|
|
|
|
# used for compatiblity without sklearn
|
|
XGBModelBase = object
|
|
XGBClassifierBase = object
|
|
XGBRegressorBase = object
|
|
XGBKFold = None
|
|
XGBStratifiedKFold = None
|