code: def track_precision(self, kwargs):
      return self.make_report(self.run(kwargs)).precision
  
file_path: dedupe/benchmarks/benchmarks/canonical_matching.py
imports: import io
  import os
  import time
  import dedupe
  from benchmarks import common
label_desc: Use image node_id 6 for calling the Matching obj's underlying member method code with example usage: obj.track_precision(kwargs) and returns: self