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// Protocol buffer representing the shape of tensors.

syntax = "proto3";
// option cc_enable_arenas = true;

package tensorflow;

// Dimensions of a tensor and the type of data it contains.
message TensorShapeProto {
  // One dimension of the tensor.
  message Dim {
    // Size of the tensor in that dimension.
    int64 size = 1;

    // Optional name of the tensor dimension.
    string name = 2;
  };

  // Dimensions of the tensor, such as {"input", 30}, {"output", 40} for a 30 x
  // 40 2D tensor.  The names are optional.
  //
  // The order of entries in "dim" matters: It indicates the layout of the
  // values in the tensor in-memory representation.
  //
  // The first entry in "dim" is the outermost dimension used to layout the
  // values, the last entry is the innermost dimension.  This matches the
  // in-memory layout of RowMajor Eigen tensors.
  repeated Dim dim = 2;
};