docstr: Like Matlab tic/toc for wall time and processor time.
docstr_tok: ["Like","Matlab","tic\/toc","for","wall","time","and","processor","time","."]
code: def tic(self):
      """Like Matlab tic/toc for wall time and processor time."""
      self.reset()
  
imports: import logging
  import time
  from datetime import datetime, timedelta
label_desc: Use image node_id 7 for calling the Timer obj's underlying member method code with example usage: obj.tic() without return types