class_docstr: Scope driven way to provide tags to the layers.
code: def __init__(self, tags=None):
      # Tags is expected to be list to keep order of adding/removing things
      self.tags = tags or []
  
file_path: pytorch/caffe2/python/layers/tags.py
imports: import functools
  from caffe2.python import context
label_desc: Use image node_id 1 to create a new TagContext object from inherited base classes: context with example: obj = TagContext(tags)