class_docstr: A visitor pass that computes the deepest chain of specified ops in graph.
code: def count(self):
      return self.deepest_count
  
file_path: tvm/python/tvm/relay/analysis/count_layers.py
imports: import tvm
  from tvm import relay
  from ..expr_functor import ExprVisitor
label_desc: Use image node_id 3 for calling the LayerCounter obj's underlying member method code with example usage: obj.count() and returns: self