class_docstr: Thread-safe fake replacement for the `time` module.
code: def __init__(self, current=0.0):
      self._time = float(current)
      self._lock = threading.Lock()
  
imports: import threading
  import tensorflow
  from tensorboard.compat.proto import event_pb2
  from tensorboard.compat.proto import graph_pb2
  from tensorboard.compat.proto import meta_graph_pb2
  from tensorboard.compat.proto import summary_pb2
  from tensorboard.util import tb_logging
label_desc: Use image node_id 1 to create a new FakeTime object  with example: obj = FakeTime(current)