plotting a pyplot in a for loop

pyplot_loop.py

import matplotlib.pyplot as plt
#   plot 0     plot 1    plot 2   plot 3
x=[[1,2,3,4],[1,4,3,4],[1,2,3,4],[9,8,7,4]]
y=[[3,2,3,4],[3,6,3,4],[6,7,8,9],[3,2,2,4]]
plots = zip(x,y)

figs={}
axs={}
for idx,plot in enumerate(plots):
    figs[idx]=plt.figure()
    axs[idx]=figs[idx].add_subplot(111)
    axs[idx].plot(plot[0],plot[1])
    return figs, axs

figs, axs = loop_plot(plots)