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[optmimize] bugfix

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This commit is contained in:
mzwiessele 2014-06-20 12:10:03 -07:00
parent 73d9118043
commit 94bff66c7b
1 changed files with 3 additions and 3 deletions
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6
GPy/core/model.py
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@ -225,6 +225,9 @@ class Model(Parameterized):
if self.size == 0: if self.size == 0:
raise RuntimeError, "Model without parameters cannot be optimized" raise RuntimeError, "Model without parameters cannot be optimized"
if start == None:
start = self.optimizer_array
if optimizer is None: if optimizer is None:
optimizer = self.preferred_optimizer optimizer = self.preferred_optimizer
elif isinstance(optimizer, optimization.Optimizer): elif isinstance(optimizer, optimization.Optimizer):
@ -234,9 +237,6 @@ class Model(Parameterized):
optimizer = optimization.get_optimizer(optimizer) optimizer = optimization.get_optimizer(optimizer)
opt = optimizer(start, model=self, **kwargs) opt = optimizer(start, model=self, **kwargs)
if start == None:
start = self.optimizer_array
opt.run(f_fp=self._objective_grads, f=self._objective, fp=self._grads) opt.run(f_fp=self._objective_grads, f=self._objective, fp=self._grads)
self.optimization_runs.append(opt) self.optimization_runs.append(opt)