def test_add_black_cell(self):
grid = Grid(9)
grid.add_black_cell(1, 5)
grid.add_black_cell(4, 9)
expected = [(1, 5), (4, 9), (6, 1), (9, 5)]
actual = grid.get_black_cells()
self.assertEqual(expected, actual)
def test_add_black(self):
n = 5
grid = Grid(n)
black_cells = [
(1, 1),
(1, 3),
(2, 3),
(2, 4),
(3, 1),
(3, 2),
]
for (r, c) in black_cells:
grid.add_black_cell(r, c)
puzzle = Puzzle(grid)
expected_cells = [
["*", " ", "*", " ", " "],
[" ", " ", "*", "*", " "],
["*", "*", " ", "*", "*"],
[" ", "*", "*", " ", " "],
[" ", " ", "*", " ", "*"],
]
for r in range(1, n + 1):
for c in range(1, n + 1):
expected = expected_cells[r - 1][c - 1]
actual = puzzle.get_cell(r, c)
self.assertEqual(expected, actual, f'Mismatch at ({r},{c})')
def create_atlantic_puzzle():
""" Creates a puzzle from the Atlantic puzzle of May 15, 2020
+-----------------+
|D|A|B|*|*|E|F|T|S|
|S|L|I|M|*|R|I|O|T|
|L|O|C|A|V|O|R|E|S|
|R|E|U|N|I|T|E|D|*|
|*|*|R|A|P|I|D|*|*|
|*|R|I|C|E|C|A|K|E|
|C|O|O|L|R|A|N|C|H|
|C|L|U|E|*|C|A|L|X|
|R|O|S|S|*|*|E|R|E|
+-----------------+
"""
n = 9
grid = Grid(n)
for (r, c) in [
(1, 4),
(1, 5),
(2, 5),
(4, 9),
(5, 8),
(5, 9),
]:
grid.add_black_cell(r, c)
puzzle = Puzzle(grid)
puzzle.title = 'My Atlantic Theme'
return puzzle
def grid_new():
""" Creates a new grid and redirects to grid screen """
# Get the grid size from the form
n = int(request.args.get('n'))
# Remove any leftover grid name in the session
session.pop('gridname', None)
# Create the grid
grid = Grid(n)
jsonstr = grid.to_json()
session['grid'] = jsonstr
session['grid.initial.sha'] = sha256(jsonstr)
return redirect(url_for('uigrid.grid_screen'))
def puzzle_new():
""" Creates a new puzzle and redirects to puzzle screen """
# Get the chosen grid name from the query parameters
gridname = request.args.get('gridname')
# Open the corresponding file and read its contents as json
# and recreate the grid from it
userid = 1 # TODO replace hard-coded user ID
query = DBGrid.query.filter_by(userid=userid, gridname=gridname)
jsonstr = query.first().jsonstr
grid = Grid.from_json(jsonstr)
# Now pass this grid to the Puzzle() constructor
puzzle = Puzzle(grid)
# Save puzzle in the session
jsonstr = puzzle.to_json()
session['puzzle'] = jsonstr
session['puzzle.initial.sha'] = sha256(jsonstr)
# Remove any leftover puzzle name in the session
session.pop('puzzlename', None)
return redirect(url_for('uipuzzle.puzzle_screen'))
def get_bad_grid():
jsonstr = """
{
"n": 7,
"black_cells": [
[ 1, 3 ], [ 2, 3 ], [ 3, 3 ], [ 3, 4 ], [ 3, 5 ], [ 4, 2 ],
[ 4, 6 ], [ 5, 3 ], [ 5, 4 ], [ 5, 5 ], [ 6, 5 ], [ 7, 5 ]
],
"numbered_cells": [
{ "seq": 1, "r": 1, "c": 1, "a": 2, "d": 7 },
{ "seq": 2, "r": 1, "c": 2, "a": 0, "d": 3 },
{ "seq": 3, "r": 1, "c": 4, "a": 4, "d": 2 },
{ "seq": 4, "r": 1, "c": 5, "a": 0, "d": 2 },
{ "seq": 5, "r": 1, "c": 6, "a": 0, "d": 3 },
{ "seq": 6, "r": 1, "c": 7, "a": 0, "d": 7 },
{ "seq": 7, "r": 2, "c": 1, "a": 2, "d": 0 },
{ "seq": 8, "r": 2, "c": 4, "a": 4, "d": 0 },
{ "seq": 9, "r": 3, "c": 1, "a": 2, "d": 0 },
{ "seq": 10, "r": 3, "c": 6, "a": 2, "d": 0 },
{ "seq": 11, "r": 4, "c": 3, "a": 3, "d": 0 },
{ "seq": 12, "r": 5, "c": 1, "a": 2, "d": 0 },
{ "seq": 13, "r": 5, "c": 2, "a": 0, "d": 3 },
{ "seq": 14, "r": 5, "c": 6, "a": 2, "d": 3 },
{ "seq": 15, "r": 6, "c": 1, "a": 4, "d": 0 },
{ "seq": 16, "r": 6, "c": 3, "a": 0, "d": 2 },
{ "seq": 17, "r": 6, "c": 4, "a": 0, "d": 2 },
{ "seq": 18, "r": 6, "c": 6, "a": 2, "d": 0 },
{ "seq": 19, "r": 7, "c": 1, "a": 4, "d": 0 },
{ "seq": 20, "r": 7, "c": 6, "a": 2, "d": 0 }
]
}
"""
grid = Grid.from_json(jsonstr)
return grid
def grid_screen():
""" Renders the grid screen """
# Get the existing grid from the session
grid = Grid.from_json(session['grid'])
gridname = session.get('gridname', None)
# Create the SVG
svg = GridToSVG(grid)
boxsize = svg.boxsize
svgstr = svg.generate_xml()
# Set the state to editing grid
session['uistate'] = UIState.EDITING_GRID
enabled = session['uistate'].get_enabled()
enabled["grid_undo"] = len(grid.undo_stack) > 0
enabled["grid_redo"] = len(grid.redo_stack) > 0
enabled["grid_delete"] = gridname is not None
# Show the grid.html screen
return render_template('grid.html',
enabled=enabled,
n=grid.n,
gridname=gridname,
boxsize=boxsize,
svgstr=svgstr)
def grid_redo():
""" Redoes the last grid action then redirects to grid screen """
jsonstr = session.get('grid', None)
grid = Grid.from_json(jsonstr)
grid.redo()
jsonstr = grid.to_json()
session['grid'] = jsonstr
return redirect(url_for('uigrid.grid_screen'))
def from_json(jsonstr):
image = json.loads(jsonstr)
# Create a puzzle of the specified size
n = image['n']
grid = Grid(n)
# Initialize the black cells
black_cells = image['black_cells']
for black_cell in black_cells:
grid.add_black_cell(*black_cell)
# Create the puzzle
puzzle = Puzzle(grid)
title = image.get('title', None)
puzzle._title = title # Can't use the undo/redo here yet
# Reload the "ACROSS" words
awlist = image['across_words']
for aw in awlist:
seq = aw['seq']
text = aw['text']
clue = aw['clue']
word = puzzle.get_across_word(seq)
word.set_text(text) # TODO: Can't do this - undo/redo
word.set_clue(clue) # TODO: Can't do this - undo/redo
# Reload the "DOWN" words
dwlist = image['down_words']
for dw in dwlist:
seq = dw['seq']
text = dw['text']
clue = dw['clue']
word = puzzle.get_down_word(seq)
word.set_text(text) # TODO: Can't do this - undo/redo
word.set_clue(clue) # TODO: Can't do this - undo/redo
# Reload the undo/redo stacks
puzzle.undo_stack = image.get('undo_stack', [])
puzzle.redo_stack = image.get('redo_stack', [])
# Done
return puzzle
def test_add_undo(self):
grid = Grid(5)
grid.add_black_cell(1, 2)
self.assertEqual(True, grid.is_black_cell(1, 2))
self.assertEqual(True, grid.is_black_cell(5, 4))
self.assertEqual([(1, 2)], grid.undo_stack)
self.assertEqual([], grid.redo_stack)
grid.undo()
self.assertEqual(False, grid.is_black_cell(1, 2))
self.assertEqual(False, grid.is_black_cell(5, 4))
self.assertEqual([], grid.undo_stack)
self.assertEqual([(1, 2)], grid.redo_stack)
def __init__(self, data):
self.data = data
self.offset = 0
# Get the size
self.offset = self.OFFSET_WIDTH
self.n = n = self.read_byte()
self.grid = grid = Grid(n)
# Read the solution to get the black cell locations
self.offset = self.OFFSET_WORDS
for r in range(1, n+1):
line = self.read_chunk(n)
for c in range(1, n+1):
letter = chr(line[c-1])
if letter == self.BLACK_CELL:
grid.add_black_cell(r, c)
# Create the puzzle, then go back and read the words
self.puzzle = puzzle = Puzzle(grid)
self.offset = self.OFFSET_WORDS
for r in range(1, n+1):
line = self.read_chunk(n)
for c in range(1, n + 1):
letter = chr(line[c-1])
if not grid.is_black_cell(r, c):
puzzle.set_cell(r, c, letter)
# Skip over the solution work area
self.offset += n*n
# Read the title and set it in the puzzle
title = self.read_string()
if title != "":
puzzle.title = title
# Skip the author and copyright lines
s = self.read_string() # author
s = self.read_string() # copyright
# Read the clues
for nc in puzzle.numbered_cells:
if nc.a: # Across word
clue = self.read_string()
puzzle.set_clue(nc.seq, Word.ACROSS, clue)
if nc.d: # Down word
clue = self.read_string()
puzzle.set_clue(nc.seq, Word.DOWN, clue)
# Done
self.jsonstr = puzzle.to_json()
def create_puzzle():
"""
Creates sample puzzle as:
+---------+
| | |*| | |
| | |*|*| |
|*|*| |*|*|
| |*|*| | |
| | |*| | |
+---------+
"""
n = 5
grid = Grid(n)
for (r, c) in [
(1, 3),
(2, 3),
(2, 4),
(3, 1),
(3, 2),
]:
grid.add_black_cell(r, c)
return Puzzle(grid)
def create_nyt_puzzle():
"""
Creates a puzzle from a real New York Times crossword of March 15, 2020
+-----------------------------------------+
|A|B|B|A|*| | | |*| | | | | |*| | | | | | |
| | | | |*| | | |*| | | | | |*| | | | | | |
| | | | | | | | | | | | | | |*| | | | | | |
| | | | | |*| | | | | |*| | | |*| | | | | |
| | | |*| | | | | |*|*| | | | | |*|*| | | |
|*|*|*| | | | | | | | | | | | | | | | | | |
| | | | | | |*|*| | | | | | |*| | | | | | |
| | | | |*| | | |*| | | |*|*| | | | | | | |
| | | | | | | | | | | | | | | | | | |*|*|*|
| | | |*| | | | | |*| | | | | | |*| | | | |
| | | | | |*| | | | |*| | | | |*| | | | | |
| | | | |*| | | | | | |*| | | | | |*| | | |
|*|*|*| | | | | | | | | | | | | | | | | | |
| | | | | | | |*|*| | | |*| | | |*| | | | |
| | | | | | |*| | | | | | |*|*| | | | | | |
| | | | | | | | | | | | | | | | | | |*|*|*|
| | | |*|*| | | | | |*|*| | | | | |*| | | |
| | | | | |*| | | |*| | | | | |*| | | | | |
| | | | | | |*| | | | | | | | | | | | | | |
| | | | | | |*| | | | | |*| | | |*| | | | |
| | | | | | |*| | | | | |*| | | |*| | | | |
+-----------------------------------------+
"""
n = 21
grid = Grid(n)
for (r, c) in [(1, 5), (1, 9), (1, 15), (2, 5),
(2, 9), (2, 15), (3, 15), (4, 6), (4, 12), (4, 16),
(5, 4), (5, 10), (5, 11), (5, 17), (5, 18), (6, 1),
(6, 2), (6, 3), (7, 7), (7, 8), (7, 15), (8, 5), (8, 9),
(8, 13), (8, 14), (9, 19), (9, 20), (9, 21), (10, 4),
(10, 10), (11, 6), (11, 11), (12, 5), (13, 1), (13, 2),
(13, 3), (14, 8), (15, 7), (17, 4), (17, 5)]:
grid.add_black_cell(r, c)
return Puzzle(grid)
def test_set_cell(self):
n = 5
puzzle = Puzzle(Grid(n))
puzzle.set_cell(2, 3, 'D')
cell = puzzle.get_cell(2, 3)
self.assertEqual('D', cell)
for r in range(1, n + 1):
if r == 2:
continue
for c in range(1, n + 1):
if c == 3:
continue
cell = puzzle.get_cell(r, c)
self.assertEqual(Puzzle.WHITE, cell, f'Mismatch at ({r}, {c})')
def grid_save_common(gridname):
""" Common method used by both grid_save and grid_save_as """
# Recreate the grid from the JSON in the session
# and validate it
jsonstr = session.get('grid', None)
grid = Grid.from_json(jsonstr)
ok, messages = grid.validate()
if not ok:
flash("Grid not saved")
for message_type in messages:
message_list = messages[message_type]
if len(message_list) > 0:
flash(f"*** {message_type} ***")
for message in message_list:
flash(" " + message)
else:
# Save the file
userid = 1 # TODO Replace hard coded user id
query = DBGrid.query.filter_by(userid=userid, gridname=gridname)
if not query.all():
# No grid in the database. This is an insert
logging.debug(f"Inserting grid '{gridname}' into grids table")
created = modified = datetime.now().isoformat()
newgrid = DBGrid(userid=userid,
gridname=gridname,
created=created,
modified=modified,
jsonstr=jsonstr)
db.session.add(newgrid)
db.session.commit()
else:
# There is a grid. This is an update
logging.debug(f"Updating grid '{gridname}' in grids table")
oldgrid = query.first()
oldgrid.modified = datetime.now().isoformat()
oldgrid.jsonstr = jsonstr
db.session.commit()
# Send message about save
flash(f"Grid saved as {gridname}")
# Store the sha256 of the saved version of the grid
# in the session as 'grid.initial.sha' so that we can detect
# whether it has been changed since it was last saved
session['grid.initial.sha'] = sha256(jsonstr)
# Show the grid screen
return redirect(url_for('uigrid.grid_screen'))
def grid_rotate():
""" Rotates the grid 90 degrees left then returns the new SVG """
# Rotate the grid
jsonstr = session.get('grid', None)
grid = Grid.from_json(jsonstr)
grid.rotate()
# Save the updated grid in the session
session['grid'] = grid.to_json()
# Send the new SVG data to the client
svg = GridToSVG(grid)
svgstr = svg.generate_xml()
response = make_response(svgstr, HTTPStatus.OK)
return response
def grid_statistics():
""" Return the grid statistics in a JSON string """
# Get the grid from the session
grid = Grid.from_json(session['grid'])
gridname = session.get('gridname', None)
stats = grid.get_statistics()
enabled = {}
svgstr = GridToSVG(grid).generate_xml()
# Render with grid statistics template
return render_template("grid-statistics.html",
enabled=enabled,
gridname=gridname,
svgstr=svgstr,
stats=stats)
def grid_new_from_puzzle():
""" Creates a new grid from the specified puzzle """
puzzlename = request.args.get('puzzlename')
userid = 1 # TODO replace hard-coded user ID
query = DBPuzzle.query.filter_by(userid=userid, puzzlename=puzzlename)
jsonstr = query.first().jsonstr
grid = Grid.from_json(jsonstr)
grid.undo_stack = []
grid.redo_stack = []
jsonstr = grid.to_json()
# Save grid in the session
session['grid'] = jsonstr
session['grid.initial.sha'] = sha256(jsonstr)
# Remove any leftover grid name in the session
session.pop('gridname', None)
return redirect(url_for('uigrid.grid_screen'))
def grid_preview():
""" Creates a grid preview and returns it to ??? """
userid = 1 # TODO Replace hard coded user id
# Get the chosen grid name from the query parameters
gridname = request.args.get('gridname')
# Open the corresponding file and read its contents as json
# and recreate the grid from it
jsonstr = grid_load_common(userid, gridname)
grid = Grid.from_json(jsonstr)
# Get the top two word lengths
heading_list = [f"{grid.get_word_count()} words"]
wlens = grid.get_word_lengths()
wlenkeys = sorted(wlens.keys(), reverse=True)
wlenkeys = wlenkeys[:min(2, len(wlenkeys))]
for wlen in wlenkeys:
entry = wlens[wlen]
total = 0
if entry["alist"]:
total += len(entry["alist"])
if entry["dlist"]:
total += len(entry["dlist"])
heading_list.append(f"{wlen}-letter: {total}")
heading = f'Grid {gridname}({", ".join(heading_list)})'
scale = 0.75
svgobj = GridToSVG(grid, scale=scale)
width = (svgobj.boxsize * grid.n + 32) * scale
svgstr = svgobj.generate_xml()
obj = {
"gridname": gridname,
"heading": heading,
"width": width,
"svgstr": svgstr
}
resp = make_response(json.dumps(obj), HTTPStatus.OK)
resp.headers['Content-Type'] = "application/json"
return resp
def grid_click():
""" Adds or removes a black cell then returns the new SVG """
# Get the row and column clicked from the query parms
r = int(request.args.get('r'))
c = int(request.args.get('c'))
# Get the existing grid from the session
jsonstr = session['grid']
grid = Grid.from_json(jsonstr)
# Toggle the black cell status
if grid.is_black_cell(r, c):
grid.remove_black_cell(r, c)
else:
grid.add_black_cell(r, c)
# Save the updated grid in the session
session['grid'] = grid.to_json()
return redirect(url_for('uigrid.grid_screen'))
def puzzle_replace_grid():
# Get the chosen grid name from the query parameters
gridname = request.args.get('gridname')
if not gridname:
return redirect(url_for('uipuzzle.puzzle_screen'))
# Create the grid
userid = 1 # TODO replace hard-coded user ID
query = DBGrid.query.filter_by(userid=userid, gridname=gridname)
jsonstr = query.first().jsonstr
grid = Grid.from_json(jsonstr)
# Get the current puzzle
puzzle = Puzzle.from_json(session['puzzle'])
# and replace its grid
puzzle.replace_grid(grid)
# Save in the session
session['puzzle'] = puzzle.to_json()
return redirect(url_for('uipuzzle.puzzle_screen'))
def __init__(self, grid: Grid, *args, **kwargs):
super().__init__(grid.n, *args, **kwargs)
self.grid = grid
self.black_cells = grid.get_black_cells()
self.numbered_cells = grid.get_numbered_cells()
def test_symmetric_point_on_edge(self):
grid = Grid(9)
expected = (9, 1)
actual = grid.symmetric_point(1, 9)
self.assertEqual(expected, actual)
def test_symmetric_point(self):
grid = Grid(9)
expected = (8, 5)
actual = grid.symmetric_point(2, 5)
self.assertEqual(expected, actual)
def test_str(self):
grid = Grid(3)
grid_string = str(grid)
self.assertTrue("+-----+" in grid_string)
self.assertTrue("| | | |" in grid_string)
def test_bad_symmetric_point(self):
grid = Grid(9)
actual = grid.symmetric_point(-3, 45)
self.assertIsNone(actual)
def test_to_json(self):
grid = Grid(9)
grid.add_black_cell(1, 5)
grid.add_black_cell(4, 9)
jsonstr = grid.to_json()
self.assertIsNotNone(jsonstr)
def test_same_grid(self):
oldpuzzle = TestPuzzle.create_solved_atlantic_puzzle()
grid = Grid.from_json(oldpuzzle.to_json())
newpuzzle = Puzzle.from_json(oldpuzzle.to_json())
newpuzzle.replace_grid(grid)
self.assertEqual(oldpuzzle, newpuzzle)
def test_new_grid(self):
puzzle = TestPuzzle.create_solved_atlantic_puzzle()
oldjson = puzzle.to_json()
grid = Grid.from_json(puzzle.to_json())
grid.add_black_cell(4, 4)
puzzle.replace_grid(grid)
newjson = puzzle.to_json()
import json
old = json.loads(oldjson)
new = json.loads(newjson)
# Compare black cells
self.assertIn([4, 4], new['black_cells'])
self.assertIn([6, 6], new['black_cells'])
new['black_cells'].remove([4, 4])
new['black_cells'].remove([6, 6])
self.assertListEqual(old['black_cells'], new['black_cells'])
# Compare numbered cells
expected = [
NumberedCell(seq=1, r=1, c=1, a=3, d=4),
NumberedCell(seq=2, r=1, c=2, a=0, d=4),
NumberedCell(seq=3, r=1, c=3, a=0, d=9),
NumberedCell(seq=4, r=1, c=6, a=4, d=5),
NumberedCell(seq=5, r=1, c=7, a=0, d=9),
NumberedCell(seq=6, r=1, c=8, a=0, d=4),
NumberedCell(seq=7, r=1, c=9, a=0, d=3),
NumberedCell(seq=8, r=2, c=1, a=4, d=0),
NumberedCell(seq=9, r=2, c=4, a=0, d=2),
NumberedCell(seq=10, r=2, c=6, a=4, d=0),
NumberedCell(seq=11, r=3, c=1, a=9, d=0),
NumberedCell(seq=12, r=3, c=5, a=0, d=5),
NumberedCell(seq=13, r=4, c=1, a=3, d=0),
NumberedCell(seq=14, r=4, c=5, a=4, d=0),
NumberedCell(seq=15, r=5, c=3, a=5, d=0),
NumberedCell(seq=16, r=5, c=4, a=0, d=5),
NumberedCell(seq=17, r=6, c=2, a=4, d=4),
NumberedCell(seq=18, r=6, c=7, a=3, d=0),
NumberedCell(seq=19, r=6, c=8, a=0, d=4),
NumberedCell(seq=20, r=6, c=9, a=0, d=4),
NumberedCell(seq=21, r=7, c=1, a=9, d=3),
NumberedCell(seq=22, r=7, c=6, a=0, d=2),
NumberedCell(seq=23, r=8, c=1, a=4, d=0),
NumberedCell(seq=24, r=8, c=6, a=4, d=0),
NumberedCell(seq=25, r=9, c=1, a=4, d=0),
NumberedCell(seq=26, r=9, c=7, a=3, d=0),
]
actual = []
for x in new['numbered_cells']:
jsonstr = json.dumps(x)
nc = NumberedCell.from_json(jsonstr)
actual.append(nc)
self.assertListEqual(expected, actual)
# Compare clues
oldclues = {
x['text']: x['clue']
for x in old['across_words'] + old['down_words']
}
newclues = {
x['text']: x['clue']
for x in new['across_words'] + new['down_words']
}
for k, v in newclues.items():
if k in oldclues:
oldclue = oldclues[k]
self.assertEqual(oldclue, newclues[k])
def test_wrong_size(self):
puzzle = TestPuzzle.create_solved_atlantic_puzzle()
grid = Grid(5)
with self.assertRaises(ValueError):
puzzle.replace_grid(grid)
def _get_minion_string(self, grid, wordlist):
across, down = grid.get_words()
nums = grid.get_numbered_cells(across, down)
formed_across = Grid.format_words(across, nums)
formed_down = Grid.format_words(down, nums)
outfile = cStringIO.StringIO()
outfile.write("MINION 3\n")
outfile.write("**VARIABLES**\n")
allwords = []
for word in formed_across:
key = "across%d" % word[0]
allwords.append((key, word[1]))
outfile.write("DISCRETE %s[%d] {97..122}\n" % (key, len(word[1])))
for word in formed_down:
key = "down%d" % word[0]
allwords.append((key, word[1]))
outfile.write("DISCRETE %s[%d] {97..122}\n" % (key, len(word[1])))
for word in formed_across:
key = "h%d" % word[0]
words = wordlist.words_matching(word[1])
outfile.write("**TUPLELIST**\n%s %s %s\n" % (key, len(words), len(words[0])))
outfile.write("\n".join([" ".join([str(ord(c)) for c in word]) for word in words]))
outfile.write("\n")
for word in formed_down:
key = "v%d" % word[0]
words = wordlist.words_matching(word[1])
outfile.write("**TUPLELIST**\n%s %s %s\n" % (key, len(words), len(words[0])))
outfile.write("\n".join([" ".join([str(ord(c)) for c in word]) for word in words]))
outfile.write("\n")
outfile.write("**CONSTRAINTS**\n")
for word, itword in allwords:
if len(itword) > 1:
outfile.write("\n".join([
("watchvecneq(%s,%s)" % (w, word))
for w, wcon in allwords
if w != word and len(wcon) == len(itword)]))
outfile.write("\n")
for start, word in across.items():
rownum = nums[word[0]]
for hidx, cell in enumerate(word):
column = grid.col_at(cell.x, cell.y)
colnum = nums[column[0]]
vidx = column.index(cell)
outfile.write("eq(across%d[%d],down%d[%d])" % (rownum, hidx, colnum, vidx))
outfile.write("\n")
self.diffs = []
for word in Grid.format_words(across, nums):
key = "across%d" % word[0]
self.diffs.append("h%d" % word[0])
outfile.write("table(across%d, h%d)\n" % (word[0], word[0]))
for word in Grid.format_words(down, nums):
key = "down%d" % word[0]
self.diffs.append("v%d" % word[0])
outfile.write("table(down%d, v%d)\n" % (word[0], word[0]))
outfile.write("**EOF**")
return outfile.getvalue()