code: def is_strict_subclass(a: object, b: object):
      if not inspect.isclass(a) or not inspect.isclass(b):
          return False
      return issubclass(a, b) and a != b
  
imports: import inspect
  import torch
label_desc: Use image node_id 1 for calling a global function with example usage: is_strict_subclass(a, b) and returns: unknown, False