old_contents: from .BProgressMonitor import BProgressMonitor
  from .NullProgressMonitor import NullProgressMonitor
  from .ProgressBar import ProgressBar
  from .ProgressMonitor import ProgressMonitor, Queue
  from .ProgressPrint import ProgressPrint
  from .ProgressReportPickup import ProgressReportPickup
  from .ProgressReport import ProgressReport
  from .ProgressReporter import ProgressReporter
  from .main import atpbar
  
  ##__________________________________________________________________||
  try:
      from .ProgressBarJupyter import ProgressBarJupyter
  except ImportError:
      pass
  
  ##__________________________________________________________________||
  def report_progress(report):
      if _reporter is None:
          return
      _reporter.report(report)
  
  ##__________________________________________________________________||
  _reporter = None
  _monitor = None
  
  import sys
  import atexit
  
  def _start_monitor_if_necessary():
      global _reporter
      global _monitor
  
      if _reporter:
          return
  
      if _monitor:
          # This shouldn't happen.
          # But if it does, end the old monitor.
          _end_monitor()
  
      presentation = _create_presentation()
      monitor = BProgressMonitor(presentation=presentation)
      monitor.begin()
      _reporter = monitor.create_reporter()
      _monitor = monitor
  
      atexit.register(_end_monitor)
  
  def _end_monitor():
      global _reporter
      global _monitor
      if _monitor:
          _monitor.end()
          _monitor = None
      _reporter = None
  
  def _create_presentation():
      if sys.stdout.isatty():
  
          return ProgressBar()
      if is_jupyter_notebook():
          return ProgressBarJupyter()
      return ProgressPrint()
  
  def is_jupyter_notebook():
      try:
          from IPython import get_ipython
          if 'IPKernelApp' in get_ipython().config:
              return True
      except:
          pass
      return False
  
  ##__________________________________________________________________||
  
new_contents: from .BProgressMonitor import BProgressMonitor
  from .NullProgressMonitor import NullProgressMonitor
  from .ProgressBar import ProgressBar
  from .ProgressMonitor import ProgressMonitor, Queue
  from .ProgressPrint import ProgressPrint
  from .ProgressReportPickup import ProgressReportPickup
  from .ProgressReport import ProgressReport
  from .ProgressReporter import ProgressReporter
  from .main import atpbar
  
  ##__________________________________________________________________||
  try:
      from .ProgressBarJupyter import ProgressBarJupyter
  except ImportError:
      pass
  
  ##__________________________________________________________________||
  def report_progress(report):
      if _reporter is None:
          return
      _reporter.report(report)
  
  ##__________________________________________________________________||
  _reporter = None
  _monitor = None
  
  import sys
  import atexit
  
  def _start_monitor_if_necessary():
      global _reporter
      global _monitor
  
      if _reporter:
          return
  
      if _monitor:
          # This shouldn't happen.
          # But if it does, end the old monitor.
          _end_monitor()
  
      presentation = _create_presentation()
      monitor = BProgressMonitor(presentation=presentation)
      monitor.begin()
      _reporter = monitor.create_reporter()
      _monitor = monitor
  
      atexit.register(_end_monitor)
  
  def _end_monitor():
      global _reporter
      global _monitor
      if _monitor:
          _monitor.end()
          _monitor = None
      _reporter = None
  
  def _create_presentation():
      if sys.stdout.isatty():
          return ProgressBar()
      if is_jupyter_notebook():
          return ProgressBarJupyter()
      return ProgressPrint()
  
  def is_jupyter_notebook():
      try:
          from IPython import get_ipython
          if 'IPKernelApp' in get_ipython().config:
              return True
      except:
          pass
      return False
  
  ##__________________________________________________________________||
  
subject: remove an empty line