Testing Matrices in Python

matrix_test.py

matrix = [[0, 1, 2, 3], [1, 0, 5, 6], [2, 5, 0, 4], [3, 6, 4, 0]]

print "A to C"
print matrix[0][2]
print "D to B"
print matrix[3][1]
print " |A|B|C|D"
print "A|%d|%d|%d|%d" % (matrix[0][0], matrix[1][0], matrix[2][0], matrix[3][0])
print "B|%d|%d|%d|%d" % (matrix[0][1], matrix[1][1], matrix[2][1], matrix[3][1])
print "C|%d|%d|%d|%d" % (matrix[0][2], matrix[1][2], matrix[2][2], matrix[3][2])
print "D|%d|%d|%d|%d" % (matrix[0][3], matrix[1][3], matrix[2][3], matrix[3][3])

print " |A|B|C|D"
print "A|%d|%d|%d|%d" % (matrix[i][0] for i in range(0, 3))
print "B|%d|%d|%d|%d" % (matrix[i][1] for i in range(0, 3))
print "C|%d|%d|%d|%d" % (matrix[i][2] for i in range(0, 3))
print "D|%d|%d|%d|%d" % (matrix[i][3] for i in range(0, 3))