" min(s.y for s in trace))"
]
},
+ {
+ "cell_type": "code",
+ "execution_count": 1,
+ "metadata": {},
+ "outputs": [
+ {
+ "ename": "NameError",
+ "evalue": "name 'Direction' is not defined",
+ "output_type": "error",
+ "traceback": [
+ "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
+ "\u001b[0;31mNameError\u001b[0m Traceback (most recent call last)",
+ "\u001b[0;32m<ipython-input-1-f5ea591d6161>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m plot_wh = {Direction.UP: (0, 1), Direction.LEFT: (-1, 0),\n\u001b[0m\u001b[1;32m 2\u001b[0m Direction.DOWN: (0, -1), Direction.RIGHT: (1, 0)}\n",
+ "\u001b[0;31mNameError\u001b[0m: name 'Direction' is not defined"
+ ]
+ }
+ ],
+ "source": [
+ "plot_wh = {Direction.UP: (0, 1), Direction.LEFT: (-1, 0),\n",
+ " Direction.DOWN: (0, -1), Direction.RIGHT: (1, 0)}"
+ ]
+ },
{
"cell_type": "code",
"execution_count": 16,
{
"cell_type": "code",
"execution_count": 24,
- "metadata": {},
+ "metadata": {
+ "collapsed": true
+ },
"outputs": [],
"source": [
"def square_tour(a=80):\n",
{
"cell_type": "code",
"execution_count": 25,
- "metadata": {},
+ "metadata": {
+ "collapsed": true
+ },
"outputs": [],
"source": [
"def cross_tour(a=50, b=40):\n",
{
"cell_type": "code",
"execution_count": 26,
- "metadata": {},
+ "metadata": {
+ "collapsed": true
+ },
"outputs": [],
"source": [
"def quincunx_tour(a=60, b=30, c=50):\n",
{
"cell_type": "code",
"execution_count": 27,
- "metadata": {},
+ "metadata": {
+ "collapsed": true
+ },
"outputs": [],
"source": [
"heart_points = [Step(60, 50, Direction.UP), Step(50, 90, Direction.UP),\n",