def read_cz_lsm_info(fh, byteorder, dtype, count):
 assert (byteorder == '<')
 (magic_number, structure_size) = struct.unpack('<II', fh.read(8))
 if (magic_number not in (50350412, 67127628)):
  raise ValueError('not a valid CS_LSM_INFO structure')
 fh.seek((-8), 1)
 if (structure_size < numpy.dtype(CZ_LSM_INFO).itemsize):
  cz_lsm_info = []
  size = 0
  for (name, dtype) in CZ_LSM_INFO:
   size += numpy.dtype(dtype).itemsize
   if (size > structure_size):
    break
   cz_lsm_info.append((name, dtype))
 else:
  cz_lsm_info = CZ_LSM_INFO
 return fh.read_record(cz_lsm_info, byteorder=byteorder)

def read_cz_lsm_info ( fh , byteorder , dtype , count ) : assert ( byteorder == '<' ) ( magic_number , structure_size ) = struct . unpack ( '<II' , fh . read ( 8 ) ) if ( magic_number not in ( 50350412 , 67127628 ) ) : raise ValueError ( 'not a valid CS_LSM_INFO structure' ) fh . seek ( ( - 8 ) , 1 ) if ( structure_size < numpy . dtype ( CZ_LSM_INFO ) . itemsize ) : cz_lsm_info = [ ] size = 0 for ( name , dtype ) in CZ_LSM_INFO : size += numpy . dtype ( dtype ) . itemsize if ( size > structure_size ) : break cz_lsm_info . append ( ( name , dtype ) ) else : cz_lsm_info = CZ_LSM_INFO return fh . read_record ( cz_lsm_info , byteorder = byteorder )
read cs_lsm_info tag from file and return as numpy .