#OOPS!  I forgot the subtlety.
#I must also retain the stream
#else it gets collected.
#Nasty.


import io

class file(io.TextIOWrapper):

    '''condensing code for this list without test is a no no!'''

    def __init__(self,name):
        self.stream = open(name)   # SAVE THE STREAM!
        super().__init__(self.stream.buffer)