def _print_tree(node, level=0):
 if (type(node) is list):
  neon_logger.display((('    ' * level) + ', '.join((native_str(s) for s in node[0:3]))))
  if (len(node) > 3):
   _print_tree(node[3], (level + 1))
  if (len(node) > 4):
   _print_tree(node[4], (level + 1))
 else:
  neon_logger.display((('    ' * level) + native_str(node)))

def _print_tree ( node , level = 0 ) : if ( type ( node ) is list ) : neon_logger . display ( ( ( '    ' * level ) + ', ' . join ( ( native_str ( s ) for s in node [ 0 : 3 ] ) ) ) ) if ( len ( node ) > 3 ) : _print_tree ( node [ 3 ] , ( level + 1 ) ) if ( len ( node ) > 4 ) : _print_tree ( node [ 4 ] , ( level + 1 ) ) else : neon_logger . display ( ( ( '    ' * level ) + native_str ( node ) ) )
print tree with indentation .