def _html_or_none(self, request, template, context={}):
        if (http.accepts_html(request.META.get('HTTP_ACCEPT'))):
            return render_to_string(template, context)
        return None
Given frequency_power pairs and an f0 candidate remove
dataset/ETHPy150Open wrr/wwwhisper/wwwhisper_auth/views.py/Auth._html_or_none--crossover with--dataset/ETHPy150Open Agerrr/Automated_Music_Transcription/highest_peak_method.py/Highest_Peaks_MIDI_Detector.filterOutHarmonics