File info:
  of groups:     1
  of variables:  13
  of attributes: 0
  of meshes:     0
  time steps:    0 - 0
  bp version:    3
  statistics:    Min / Max / Avg / Std_dev

  byte                var_byte            scalar = -4
  short               var_short           scalar = -3
  integer             var_int             scalar = -2
  long long           var_long            scalar = -1
  unsigned byte       var_ubyte           scalar = 1
  unsigned short      var_ushort          scalar = 2
  unsigned integer    var_uint            scalar = 3
  unsigned long long  var_ulong           scalar = 4
  real                var_real            scalar = 5
  double              var_double          scalar = 6
  string              var_string          scalar = "ADIOS example"
  complex             var_complex         scalar = (8,i9)
  double complex      var_double_complex  scalar = (10,i11)
