add_note# Spectral.add_note(text, x_position: int = 0, y_position: int = 0) → bool# Add a note at a position. Parameters: textstrText of the note. x_positionfloat, optionalx position of the note. The default is 0.0. y_positionfloat, optionaly position of the note. The default is 0.0. Returns: boolTrue when successful, False when failed.