class_docstr: Creates a new kernel according to
  
      :math:`k_{new}(x, z) = \exp(k(x, z)).`
code: def forward(self, X, Z=None, diag=False):
      return self.kern(X, Z, diag=diag).exp()
  
imports: import numbers
  from pyro.contrib.gp.parameterized import Parameterized
label_desc: Use image node_id 1 for calling the Exponent obj's underlying member method code with example usage: obj.forward(X, Z, diag) and returns: self