tg

def cimage(nom,n):
    image= open(nom+'.pgm','w')
    image.write('P2\n')
    image.write(str(n)+" "+str(n)+'\n')
    image.close()

def PGM2(nom,n):
   cimage(nom,n)
   image= open(nom+'.pgm','a')
   liste1=mandelbrottier(n)
   for k in range(2*n):
        for i in range(3*n):
            image.write(str(liste1[k][i])+"\n")
   image.close()