old_contents: # Module:   help
  # Date:     28th November 2013
  # Author:   James Mills, j dot mills at griffith dot edu dot au
  
  """Help Tasks"""
  
  
  from fabric import state
  from fabric.api import task
  from fabric.tasks import Task
  from fabric.task_utils import crawl
  
  
  @task(default=True)
  def help(name=None):
      """Display help for a given task
  
      Options:
          name    - The task to display help on.
  
      To display a list of available tasks type:
  
          $ fab -l
  
      To display help on a specific task type:
  
          $ fab help:<name>
      """
  
      if name is None:
          name = "help"
  
      task = crawl(name, state.commands)
      if isinstance(task, Task):
          doc = getattr(task, "__doc__", None)
          if doc is not None:
              print("Help on {0:s}:".format(name))
              print()
              print(doc)
          else:
              print("No help available for {0;s}".format(name))
      else:
          print("No such task {0:s}".format(name))
          print("For a list of tasks type: fab -l")
  
new_contents: # Module:   help
  # Date:     28th November 2013
  # Author:   James Mills, j dot mills at griffith dot edu dot au
  
  """Help Tasks"""
  
  
  from __future__ import print_function
  
  
  from fabric import state
  from fabric.api import task
  from fabric.tasks import Task
  from fabric.task_utils import crawl
  
  
  @task(default=True)
  def help(name=None):
      """Display help for a given task
  
      Options:
          name    - The task to display help on.
  
      To display a list of available tasks type:
  
          $ fab -l
  
      To display help on a specific task type:
  
          $ fab help:<name>
      """
  
      if name is None:
          name = "help"
  
      task = crawl(name, state.commands)
      if isinstance(task, Task):
          doc = getattr(task, "__doc__", None)
          if doc is not None:
              print("Help on {0:s}:".format(name))
              print()
              print(doc)
          else:
              print("No help available for {0;s}".format(name))
      else:
          print("No such task {0:s}".format(name))
          print("For a list of tasks type: fab -l")
  
subject: Use print_function