original_docstring: Fetch the resource
  
          .. warning:: This method has to be overwritten
  
          :returns: content - a file-like object
          
docstring: Fetch the resource
  warning:: This method has to be overwritten
docstring_tokens: Fetch the resource warning :: This method has to be overwritten
code: def fetch(self):
          """Fetch the resource
  
          .. warning:: This method has to be overwritten
  
          :returns: content - a file-like object
          """
          raise NotImplementedError
code_tokens: def fetch ( self ) : raise NotImplementedError
short_docstring: Fetch the resource
  .. warning:: This method has to be overwritten
short_docstring_tokens: Fetch the resource .. warning :: This method has to be overwritten
comment: """Fetch the resource
  
          .. warning:: This method has to be overwritten
  
          :returns: content - a file-like object
          """