text: import importlib, os
  from django import template
  
  register = template.Library()
  
  @register.filter(name='flipslash')
  def flipslash(value):
      """ Convert all backslashes to forward slashes (for apache) """
      return value.replace("\\", '/')
  
  
  @register.simple_tag
  def module_path(module_name):
      assert(module_name)  # This has to be a non-empty string
      module = importlib.import_module(module_name)
      return os.path.dirname(module.__file__)
  