import cytoflow as flow
import_op = flow.ImportOp()
import_op.tubes = [flow.Tube(file = "Plate01/RFP_Well_A3.fcs",
                             conditions = {'Dox' : 10.0}),
                   flow.Tube(file = "Plate01/CFP_Well_A4.fcs",
                             conditions = {'Dox' : 1.0})]
import_op.conditions = {'Dox' : 'float'}
ex = import_op.apply()

flow.DensityView(xchannel = 'V2-A',
                 xscale = 'log',
                 ychannel = 'Y2-A',
                 yscale = 'log').plot(ex)