class_docstr: Gather all intrinsics used in the module
      
code: def visit_Attribute(self, node):
      obj, _ = attr_to_path(node)
      if isinstance(obj, intrinsic.Intrinsic):
          self.result.add(obj)
      self.generic_visit(node)
  
imports: from pythran.passmanager import ModuleAnalysis
  import pythran.intrinsic
  from pythran.utils import attr_to_path
label_desc: Use image node_id 2 for calling the Intrinsics obj's underlying member method code with example usage: obj.visit_Attribute(node) without return types