message: Remove duplicate import in linear_equations.py
  The line `from tensorflow.python.ops import linalg_ops`
  in linear_equations.py is a duplicate from the previous
  line. This fix removes the duplicate import.
diff: @@ -28,7 +28,6 @@ from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import control_flow_ops
  from tensorflow.python.ops import linalg_ops
  from tensorflow.python.ops import math_ops
  -from tensorflow.python.ops import linalg_ops
  def conjugate_gradient(operator,
  