code: def import_(path):
      
      if isinstance(path, str):
          v = path.split(':')
          if len(v) == 1:
              x = path.rsplit('.', 1)
              if len(x) == 2:
                  module, func = x
              else:
                  module, func = x[0], ''
          else:
              module, func = v
          mod = __import__(module)
          f = mod
          if func:
              for x in func.split('.'):
                  f = getattr(f, x)
      else:
          f = path
      return f
docs: Import string format module, e.g. 'uliweb.orm' or an object
      return module object and object