kernels are now consistent with pep8 and common reason

GPy/kern/parts/kernpart.py

@@ -0,0 +1,56 @@
+# Copyright (c) 2012, GPy authors (see AUTHORS.txt).
+# Licensed under the BSD 3-clause license (see LICENSE.txt)
+
+
+class Kernpart(object):
+    def __init__(self,input_dim):
+        """
+        The base class for a kernpart: a positive definite function which forms part of a kernel
+
+        :param input_dim: the number of input dimensions to the function
+        :type input_dim: int
+
+        Do not instantiate.
+        """
+        self.input_dim = input_dim
+        self.num_params = 1
+        self.name = 'unnamed'
+
+    def _get_params(self):
+        raise NotImplementedError
+    def _set_params(self,x):
+        raise NotImplementedError
+    def _get_param_names(self):
+        raise NotImplementedError
+    def K(self,X,X2,target):
+        raise NotImplementedError
+    def Kdiag(self,X,target):
+        raise NotImplementedError
+    def dK_dtheta(self,dL_dK,X,X2,target):
+        raise NotImplementedError
+    def dKdiag_dtheta(self,dL_dKdiag,X,target):
+        raise NotImplementedError
+    def psi0(self,Z,mu,S,target):
+        raise NotImplementedError
+    def dpsi0_dtheta(self,dL_dpsi0,Z,mu,S,target):
+        raise NotImplementedError
+    def dpsi0_dmuS(self,dL_dpsi0,Z,mu,S,target_mu,target_S):
+        raise NotImplementedError
+    def psi1(self,Z,mu,S,target):
+        raise NotImplementedError
+    def dpsi1_dtheta(self,Z,mu,S,target):
+        raise NotImplementedError
+    def dpsi1_dZ(self,dL_dpsi1,Z,mu,S,target):
+        raise NotImplementedError
+    def dpsi1_dmuS(self,dL_dpsi1,Z,mu,S,target_mu,target_S):
+        raise NotImplementedError
+    def psi2(self,Z,mu,S,target):
+        raise NotImplementedError
+    def dpsi2_dZ(self,dL_dpsi2,Z,mu,S,target):
+        raise NotImplementedError
+    def dpsi2_dtheta(self,dL_dpsi2,Z,mu,S,target):
+        raise NotImplementedError
+    def dpsi2_dmuS(self,dL_dpsi2,Z,mu,S,target_mu,target_S):
+        raise NotImplementedError
+    def dK_dX(self,X,X2,target):
+        raise NotImplementedError