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Revert "Revert "[kern] Add kernel was swallowing parts #fix #412""

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This reverts commit 0abb9b835f.
This commit is contained in:
mzwiessele 2016-08-16 11:14:54 +01:00
parent 0abb9b835f
commit 27d49bbe01
1 changed files with 11 additions and 5 deletions
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16
GPy/kern/src/add.py
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@ -13,15 +13,21 @@ class Add(CombinationKernel):
propagates gradients through. propagates gradients through.
This kernel will take over the active dims of it's subkernels passed in. This kernel will take over the active dims of it's subkernels passed in.
NOTE: The subkernels will be copies of the original kernels, to prevent
unexpected behavior.
""" """
def __init__(self, subkerns, name='sum'): def __init__(self, subkerns, name='sum'):
for i, kern in enumerate(subkerns[:]): _newkerns = []
for kern in subkerns:
if isinstance(kern, Add): if isinstance(kern, Add):
del subkerns[i] for part in kern.parts:
for part in kern.parts[::-1]:
#kern.unlink_parameter(part) #kern.unlink_parameter(part)
subkerns.insert(i, part.copy()) _newkerns.append(part.copy())
super(Add, self).__init__(subkerns, name) else:
_newkerns.append(kern.copy())
super(Add, self).__init__(_newkerns, name)
self._exact_psicomp = self._check_exact_psicomp() self._exact_psicomp = self._check_exact_psicomp()
def _check_exact_psicomp(self): def _check_exact_psicomp(self):