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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 get_text(node, strategy):
 """ Get the most confident text results, either those with @index = 1 or the first text results or empty string. """

    textEquivs = node.get_TextEquiv()
    if not textEquivs:
        log.debug("No text results on %s %s", node, node.id)
        return ''
    #  elif strategy == 'index1':
    else:
        if len(textEquivs) > 1:
            index1 = [x for x in textEquivs if x.index == 1]
            if index1:
                return index1[0].get_Unicode().strip()
        return textEquivs[0].get_Unicode().strip()