#!/usr/bin/python3
import matplotlib
matplotlib.use('Agg') #non interactive backend
import matplotlib.pyplot as plt
import numpy as np

def main():
	x=np.random.rand(50)
	y=np.random.rand(50)
	plt.scatter(x,y)
	plt.title('Scatter Plot')
	plt.grid(True)
	plt.savefig("graf2.png",dpi=300,transparent=True)
if __name__=="__main__":
	main()