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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 stream_text(text, chunk_size=default_chunk_size):
 """Gets a buffered generator for streaming text. Returns a buffered generator which encodes a string as :mimetype:`multipart/form-data` with the corresponding headers. Parameters text : str The data bytes to stream chunk_size : int The maximum size of each stream chunk Returns ------- (generator, dict) """

    if isgenerator(text):
        def binary_stream():
            for item in text:
                if six.PY2 and isinstance(text, six.binary_type):
                    #PY2: Allow binary strings under Python 2 since
                    # Python 2 code is not expected to always get the
                    # distinction between text and binary strings right.
                    yield text
                else:
                    yield text.encode("utf-8")
        data = binary_stream()
    elif six.PY2 and isinstance(text, six.binary_type):
        #PY2: See above.
        data = text
    else:
        data = text.encode("utf-8")

    return stream_bytes(data, chunk_size)