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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def reopen_encoded(fileobj, mode='r', fallback_encoding=None):
 """Makes sure that a file was opened with some valid encoding. Arguments: fileobj (file):
 The file-object. mode (str, optional):
 The mode in which to re-open the file. fallback_encoding (str, optional):
 The encoding in which to re-open the file if it does not specify an encoding itself. Returns: file: The re-opened file. """

    encoding = determine_encoding(fileobj.name, fallback_encoding)
    fileobj.close()
    return open(fileobj.name, mode, encoding=encoding)