code: def __enter__(self, *args, **kwargs):
      self.start_time = time.perf_counter()
      self._oldtrace = sys.gettrace()
      # Setting the global trace function with sys.settrace does not affect
      # the current call stack, so in addition to this we must also set the
      # current frame's f_trace attribute as done below.
      sys.settrace(self._tracefunc)
  
      # Following excerpt from:
      # https://docs.python.org/3/library/sys.html#sys.settrace
      # For more fine-grained usage, it is possible
      # to set a trace function by assigning
      # frame.f_trace = tracefunc explicitly, rather than
      # relying on it being set indirectly via the return
      # value from an already installed trace function
      # Hence we need to perform `f_trace = self._tracefunc`
      # we need to `f_back` because current frame will be
      # of this file.
      frame = inspect.currentframe().f_back
      self._currfile = frame.f_code.co_filename
      self._f_back_oldtrace = frame.f_trace
      frame.f_trace = self._tracefunc
      return self
  
imports: import inspect
  import operator
  import pickle
  import sys
  import time
  from collections import defaultdict
  from typing import Union
  from rich.console import Console
  from rich.syntax import Syntax
  from rich.table import Table
  from .fast_slow_proxy import _FinalProxy, _FunctionProxy, _IntermediateProxy, _MethodProxy
label_desc: Use image node_id 2 for calling the Profiler obj's underlying member method code with example usage: obj.__enter__() and returns: self