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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_context(self, name, value, attrs):
 """Add captcha specific variables to context."""

        context = super(CaptchaTextInput, self).get_context(name, value, attrs)
        context['image'] = self.image_url()
        context['audio'] = self.audio_url()
        return context