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Import fixes for Py3

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This commit is contained in:
Mike Croucher 2015-03-02 20:22:04 +00:00
parent 5607bd9a19
commit 3faf345969
3 changed files with 5 additions and 2 deletions
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1
GPy/kern/_src/periodic.py
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@ -8,6 +8,7 @@ from ...util.linalg import mdot
from ...util.decorators import silence_errors from ...util.decorators import silence_errors
from ...core.parameterization.param import Param from ...core.parameterization.param import Param
from ...core.parameterization.transformations import Logexp from ...core.parameterization.transformations import Logexp
from functools import reduce
class Periodic(Kern): class Periodic(Kern):
def __init__(self, input_dim, variance, lengthscale, period, n_freq, lower, upper, active_dims, name): def __init__(self, input_dim, variance, lengthscale, period, n_freq, lower, upper, active_dims, name):

1
GPy/kern/_src/prod.py
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@ -5,6 +5,7 @@ import numpy as np
from .kern import CombinationKernel from .kern import CombinationKernel
from ...util.caching import Cache_this from ...util.caching import Cache_this
import itertools import itertools
from functools import reduce
class Prod(CombinationKernel): class Prod(CombinationKernel):
""" """

3
GPy/util/pca.py
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@ -13,6 +13,7 @@ except:
from numpy.linalg.linalg import LinAlgError from numpy.linalg.linalg import LinAlgError
from operator import setitem from operator import setitem
import itertools import itertools
from functools import reduce
class PCA(object): class PCA(object):
""" """
@ -47,7 +48,7 @@ class PCA(object):
X_ = numpy.ma.masked_array(X, inan) X_ = numpy.ma.masked_array(X, inan)
self.mu = X_.mean(0).base self.mu = X_.mean(0).base
self.sigma = X_.std(0).base self.sigma = X_.std(0).base
reduce(lambda y,x: setitem(x[0], x[1], x[2]), itertools.izip(X.T, inan.T, self.mu), None) reduce(lambda y,x: setitem(x[0], x[1], x[2]), zip(X.T, inan.T, self.mu), None)
X = X - self.mu X = X - self.mu
X = X / numpy.where(self.sigma == 0, 1e-30, self.sigma) X = X / numpy.where(self.sigma == 0, 1e-30, self.sigma)
return X return X