# Created by Donyo Ganchev, Agricultural University, town of Plovdiv, Bulgaria
# donyo@abv.bg
import random
import numpy
choice=None
def menu():
print \
"""
Random test field design
Created by Donyo Ganchev - Agricultural University, Plovdiv, Bulgaria
1 - Begin calculation
0 - Exit
"""
choice= raw_input("Choice: ")
if choice == "0":
exit()
elif choice=="1":
field()
def field():
ntp=input('Enter number of test plants: ')
nv=input('Enter number of plants in one test variant: ')
npv=ntp/float(nv)
print "Number of variants is: ", npv
if npv != int(npv):
print "Error ! The number of tests variants can not be fraction"
menu()
else:
row=input('Enter number of rows : ')
col=input('Enter number of collums : ')
prod=row*col
plist=[0]*prod
for i in range(prod):
plist[i]=i+1
random.shuffle(plist)
from numpy import array
a= array ([plist])
b=a.reshape(col, row)
print b
while choice!="0":
menu()
