code: def proto_01_12_steps025(abf=exampleABF):
      
      swhlab.ap.detect(abf)
      standard_groupingForInj(abf,200)
  
      for feature in ['freq','downslope']:
          swhlab.ap.plot_values(abf,feature,continuous=False) #plot AP info
          swhlab.plot.save(abf,tag='A_'+feature)
  
      swhlab.plot.gain(abf) #easy way to do a gain function!
      swhlab.plot.save(abf,tag='05-gain')
docs: IC steps. Use to determine gain function.