class_docstr: Timer.
class_docstr_tok: ["Timer","."]
code: def __init__(self, name):
      self.name_ = name
      self.elapsed_ = 0.0
      self.started_ = False
      self.start_time = time.time()
  
imports: import time
  from .callback import Callback
  from ..log import logger
label_desc: Use image node_id 1 to create a new _Timer object  with example: obj = _Timer(name)