code: def getFile(self, path: str = '', name: str = None,
                  pathName: str = None) -> 'File':
          
  
          assert (name or pathName)
          pathName = (pathName if pathName else os.path.join(path, name))
          return self._files.get(pathName)
docs: Get File
  
          Get File name corresponding to a path name.
  
          @param path: File path.  Default as empty string.
          @param name: File name to be used if passed.
          @param pathName: Joined file name and path to be used if passed.
          @type path: String
          @type name: String
          @type pathName: String
          @return: Specific file from dictionary.