Test Script by Cosmologican

test.py

import sys
from collections import Counter

N = 10  # number of tiles in the rack
words = set(line.strip() for line in open("enable1.txt"))
row = "sd?zeioao?mluvepesceinfxt?wyiru?ie?giator?t??nuefje?l?odndrotpewlgoobiinysagacaqski?aeh?rbhaervtnl?m"
rack = []
score = 0
for line in sys.stdin:
	if not line: continue
	leftdraws, play, word = line.split()
	# Draw from the left
	leftdraws = int(leftdraws)
	assert leftdraws <= len(row), "Not enough tiles to draw from"
	rack += list(row[:leftdraws])
	row = row[leftdraws:]
	assert len(rack) <= N, "Drew too many tiles"
	# Draw remaining from the right
	rightdraws = min(len(row), N - len(rack))
	if rightdraws:
		rack += list(row[-rightdraws:])
		row = row[:-rightdraws]
	# Check that play is legal
	assert not Counter(play) - Counter(rack), "Cannot make given play"
	assert len(play) == len(word) and all(a in ("?", b) for a, b in zip(play, word))
	assert word in words
	# Remove letters from rack
	rack = list((Counter(rack) - Counter(play)).elements())
	# Add score
	tilescores = dict(zip("abcdefghijklmnopqrstuvwxyz?",
		[1,3,3,2,1,4,2,4,1,8,5,1,3,1,1,3,10,1,1,1,1,4,4,8,4,10,0]))
	score += sum(j * tilescores[char] for j, char in enumerate(play, 1))
print(score)