code: def isextslice(node):
      if not isinstance(node, ast.Tuple):
          return False
      return any(isinstance(elt, ast.Slice) for elt in node.elts)
  
imports: import gast
  from pythran.tables import MODULES
  from pythran.conversion import mangle, demangle
  from functools import reduce
  from contextlib import contextmanager
label_desc: Use image node_id 4 for calling a global function with example usage: isextslice(node) and returns: any, False