parameters: (op, grad)
docstring: Returns grad * digamma(x).
docstring_summary: Returns grad * digamma(x).
docstring_tokens: Returns grad * digamma ( x ) .
function: def _LgammaGrad(op, grad):
    """Returns grad * digamma(x)."""
    x = op.inputs[0]
    with ops.control_dependencies([grad.op]):
      return grad * math_ops.digamma(x)
function_tokens: def _LgammaGrad ( op , grad ) : x = op . inputs [ 0 ] with ops . control_dependencies ( [ grad . op ] ) : return grad * math_ops . digamma ( x )