def printable_text(text):
    'Returns text encoded in a way suitable for print or `tf.logging`.'
    if six.PY3:
        if isinstance(text, str):
            return text
        elif isinstance(text, bytes):
            return text.decode('utf-8', 'ignore')
        else:
            raise ValueError(('Unsupported string type: %s' % type(text)))
    elif six.PY2:
        if isinstance(text, str):
            return text
        elif isinstance(text, unicode):
            return text.encode('utf-8')
        else:
            raise ValueError(('Unsupported string type: %s' % type(text)))
    else:
        raise ValueError('Not running on Python2 or Python 3?')
Returns text encoded in a way suitable for print or `tf.logging`.
def printable_text(text):
    
    if six.PY3:
        if isinstance(text, str):
            return text
        elif isinstance(text, bytes):
            return text.decode('utf-8', 'ignore')
        else:
            raise ValueError(('Unsupported string type: %s' % type(text)))
    elif six.PY2:
        if isinstance(text, str):
            return text
        elif isinstance(text, unicode):
            return text.encode('utf-8')
        else:
            raise ValueError(('Unsupported string type: %s' % type(text)))
    else:
        raise ValueError('Not running on Python2 or Python 3?')