tensorflow LU ops related

ops.pbtxt

op {
  name: "Lu"
  input_arg {
    name: "input"
    type_attr: "T"
  }
  output_arg {
    name: "l"
    description: "The lower triangular matrix L."
    type_attr: "T"
  }
  output_arg {
    name: "u"
    description: "The upper triangular matrix U."
    type_attr: "T"
  }
  output_arg {
    name: "p"
    description: "The permutation matrix P."
    type_attr: "T"
  }
  output_arg {
    name: "q"
    description: "The permutation matrix Q."
    type_attr: "T"
  }
  attr {
    name: "T"
    type: "type"
    allowed_values {
      list {
        type: DT_DOUBLE
        type: DT_FLOAT
        type: DT_COMPLEX64
        type: DT_COMPLEX128
      }
    }
  }
  summary: "Computes the LU decomposition of one matrix."  
}