old_contents: """Utility functions"""
  
  from datetime import datetime
  
  def datetime2str(dt):
      """Convert a datetime object to ISO 8601 string"""
      return dt.isoformat()
  
  def nowstr():
      """Get an ISO 8601 string of the current time in UTC"""
      return datetime.utcnow().isoformat()
  
  def str2datetime(st):
      """Convert a ISO 8601 string to datetime object"""
      if '.' in st:
          return datetime.strptime( st, "%Y-%m-%dT%H:%M:%S.%f")
      else:
          return datetime.strptime( st, "%Y-%m-%dT%H:%M:%S")
  
  dataset_statuses = ['processing', 'truncated', 'suspended', 'errors', 'complete']
  job_statuses = ['processing', 'suspended', 'errors', 'complete']
  task_statuses = ['idle', 'waiting', 'queued', 'processing', 'reset',
                   'suspended', 'failed', 'complete']
  
  def dataset_status_sort(st):
      try:
          return dataset_statuses.index(st)
      except ValueError:
          return len(statuses)
  
  def job_status_sort(st):
      try:
          return job_statuses.index(st)
      except ValueError:
          return len(statuses)
  
  def task_status_sort(st):
      try:
          return task_statuses.index(st)
      except ValueError:
          return len(statuses)
new_contents: """Utility functions"""
  
  from datetime import datetime
  
  def datetime2str(dt):
      """Convert a datetime object to ISO 8601 string"""
      return dt.isoformat()
  
  def nowstr():
      """Get an ISO 8601 string of the current time in UTC"""
      return datetime.utcnow().isoformat()
  
  def str2datetime(st):
      """Convert a ISO 8601 string to datetime object"""
      if '.' in st:
          return datetime.strptime( st, "%Y-%m-%dT%H:%M:%S.%f")
      else:
          return datetime.strptime( st, "%Y-%m-%dT%H:%M:%S")
  
  dataset_statuses = ['processing', 'truncated', 'suspended', 'errors', 'complete']
  job_statuses = ['processing', 'suspended', 'errors', 'complete']
  task_statuses = ['idle', 'waiting', 'queued', 'processing', 'reset',
                   'suspended', 'failed', 'complete']
  
  def dataset_status_sort(st):
      try:
          return dataset_statuses.index(st)
      except ValueError:
          return len(dataset_statuses)
  
  def job_status_sort(st):
      try:
          return job_statuses.index(st)
      except ValueError:
          return len(job_statuses)
  
  def task_status_sort(st):
      try:
          return task_statuses.index(st)
      except ValueError:
          return len(task_statuses)
subject: fix error cases