get_tone_number# TonalityISOTS20065.get_tone_number(spectrum_index)# Get the number of tones for a specific spectrum. Returns the number of tones detected in a specific spectrum (that is, at a specific time step). Parameters: spectrum_index: intIndex of the spectrum where the tone was detected. The index is 0-based. Returns: intNumber of tones detected in this spectrum. Return type: int
