code: def cachedstr(self):
          
          if self._cachedstr is None:
              if self.module is not None:
                  refstring = self.module.refstring
                  self._cachedstr = refstring.splitlines()
              else:
                  self._cachedstr = []
  
          return self._cachedstr
docs: Returns the full string of the file contents from the cache for
          the file that we are currently providing intellisense for.