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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 parameterized_codec(raw, b64):
 """Parameterize a string, possibly encoding it as Base64 afterwards Args: raw (`str` | `bytes`):
 String to be processed. Byte strings will be interpreted as UTF-8. b64 (`bool`):
 Whether to wrap the output in a Base64 CloudFormation call Returns: :class:`troposphere.AWSHelperFn`: output to be included in a CloudFormation template. """


    if isinstance(raw, bytes):
        raw = raw.decode('utf-8')

    result = _parameterize_string(raw)

    # Note, since we want a raw JSON object (not a string) output in the
    # template, we wrap the result in GenericHelperFn (not needed if we're
    # using Base64)
    return Base64(result.data) if b64 else result