code: def get_values(abf,key="freq",continuous=False):
      
      Xs,Ys,Ss=[],[],[]
      for sweep in range(abf.sweeps):
          for AP in cm.matrixToDicts(abf.APs):
              if not AP["sweep"]==sweep:
                  continue
              Ys.append(AP[key])
              Ss.append(AP["sweep"])
              if continuous:
                  Xs.append(AP["expT"])
              else:
                  Xs.append(AP["sweepT"])
  
      return np.array(Xs),np.array(Ys),np.array(Ss)
docs: returns Xs, Ys (the key), and sweep #s for every AP found.