class_docstr: Array information needed by the scheduler.
  
  This contains information about one array used in the naive static
  schedule corresponding to the define-by-run code.
class_docstr_tok: ["Array","information","needed","by","the","scheduler",".","This","contains","information","about","one","array","used","in","the","naive","static","schedule","corresponding","to","the","define-by-run","code","."]
code: def was_deleted(self):
      return self.weak_ref() is None
  
imports: import sys
  import weakref
  import numpy
  import chainer
  from chainer.backends import cuda
  import chainer.function_node
label_desc: Use image node_id 2 for calling the ArrayInfo obj's underlying member method code with example usage: obj.was_deleted() and returns: unknown