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#!/usr/bin/env python3
# encoding: utf-8
"""
dotsandboxescompete.py
Template for the Machine Learning Project course at KU Leuven (2017-2018)
of Hendrik Blockeel and Wannes Meert.
Copyright (c) 2018 KU Leuven. All rights reserved.
"""
import sys
import argparse
import logging
import asyncio
import websockets
import json
from collections import defaultdict
import random
import uuid
import time
import csv
logger = logging.getLogger(__name__)
OUTPUTWRITER = None
def start_competition(address1, address2, nb_rows, nb_cols, timelimit):
asyncio.get_event_loop().run_until_complete(connect_agent(address1, address2, nb_rows, nb_cols, timelimit))
async def connect_agent(uri1, uri2, nb_rows, nb_cols, timelimit):
cur_game = str(uuid.uuid4())
winner = None
cells = []
cur_player = 1
points = [0, 0, 0]
timings = [None, [], []]
for ri in range(nb_rows + 1):
columns = []
for ci in range(nb_cols + 1):
columns.append({"v":0, "h":0, "p":0})
cells.append(columns)
logger.info("Connecting to {}".format(uri1))
async with websockets.connect(uri1) as websocket1:
logger.info("Connecting to {}".format(uri2))
async with websockets.connect(uri2) as websocket2:
logger.info("Connected")
# Start game
msg = {
"type": "start",
"player": 1,
"timelimit": timelimit,
"game": cur_game,
"grid": [nb_rows, nb_cols]
}
await websocket1.send(json.dumps(msg))
msg["player"] = 2
await websocket2.send(json.dumps(msg))
# Run game
while winner is None:
ask_time = time.time()
logger.info("Waiting for player {}".format(cur_player))
if cur_player == 1:
msg = await websocket1.recv()
else:
msg = await websocket2.recv()
recv_time = time.time()
diff_time = recv_time - ask_time
timings[cur_player].append(diff_time)
logger.info("Message received after (s): {}".format(diff_time))
try:
msg = json.loads(msg)
except json.decoder.JSONDecodeError as err:
logger.debug(err)
continue
if msg["type"] != "action":
logger.error("Unknown message: {}".format(msg))
continue
r, c = msg["location"]
o = msg["orientation"]
next_player = user_action(r, c, o, cur_player,
cells, points,
nb_rows, nb_cols)
if points[1] + points[2] == nb_cols * nb_rows:
# Game over
winner = 1
if points[2] == points[1]:
winner = 0
if points[2] > points[1]:
winner = 2
else:
msg = {
"type": "action",
"game": cur_game,
"player": cur_player,
"nextplayer": next_player,
"score": [points[1], points[2]],
"location": [r, c],
"orientation": o
}
await websocket1.send(json.dumps(msg))
await websocket2.send(json.dumps(msg))
cur_player = next_player
# End game
logger.info("Game ended: points1={} - points2={} - winner={}".format(points[1], points[2], winner))
msg = {
"type": "end",
"game": cur_game,
"player": cur_player,
"nextplayer": 0,
"score": [points[1], points[2]],
"location": [r, c],
"orientation": o,
"winner": winner
}
await websocket1.send(json.dumps(msg))
await websocket2.send(json.dumps(msg))
# Timings
for i in [1, 2]:
logger.info("Timings: player={} - avg={} - min={} - max={}"\
.format(i,
sum(timings[i])/len(timings[i]),
min(timings[i]),
max(timings[i])))
logger.info("Closed connections")
OUTPUTWRITER.writeln({'score1': points[1], 'score2': points[2], 'winner': winner})
def user_action(r, c, o, cur_player, cells, points, nb_rows, nb_cols):
logger.info("User action: player={} - r={} - c={} - o={}".format(cur_player, r, c, o))
next_player = cur_player
won_cell = False
cell = cells[r][c]
if o == "h":
if cell["h"] != 0:
return cur_player
cell["h"] = cur_player
# Above
if r > 0:
if cells[r - 1][c]["v"] != 0 \
and cells[r - 1][c + 1]["v"] != 0 \
and cells[r - 1][c]["h"] != 0 \
and cells[r][c]["h"] != 0:
won_cell = True
points[cur_player] += 1
cells[r - 1][c]["p"] = cur_player
# Below
if r < nb_rows:
if cells[r][c]["v"] != 0 \
and cells[r][c + 1]["v"] != 0 \
and cells[r][c]["h"] != 0 \
and cells[r + 1][c]["h"] != 0:
won_cell = True
points[cur_player] += 1
cells[r][c]["p"] = cur_player
if o == "v":
if cell["v"] != 0:
return cur_player
cell["v"] = cur_player;
# Left
if c > 0:
if cells[r][c - 1]["v"] != 0 \
and cells[r][c]["v"] != 0 \
and cells[r][c - 1]["h"] != 0 \
and cells[r + 1][c - 1]["h"] != 0:
won_cell = True
points[cur_player] += 1
cells[r][c - 1]["p"] = cur_player
# Right
if c < nb_cols:
if cells[r][c]["v"] != 0 \
and cells[r][c + 1]["v"] != 0 \
and cells[r][c]["h"] != 0 \
and cells[r + 1][c]["h"] != 0:
won_cell = True
points[cur_player] += 1
cells[r][c]["p"] = cur_player
if not won_cell:
next_player = 3 - cur_player
else:
next_player = cur_player
print("Update points: player1={} - player2={}".format(points[1], points[2]))
return next_player
def main(argv=None):
parser = argparse.ArgumentParser(description='Start agent to play Dots and Boxes')
parser.add_argument('--verbose', '-v', action='count', default=0, help='Verbose output')
parser.add_argument('--quiet', '-q', action='count', default=0, help='Quiet output')
parser.add_argument('--cols', '-c', type=int, default=2, help='Number of columns')
parser.add_argument('--rows', '-r', type=int, default=2, help='Number of rows')
parser.add_argument('--timelimit', '-t', type=float, default=0.5, help='Time limit per request in seconds')
parser.add_argument('--number', '-n', type=int, default=1, help='Number of games that will be played for the evaluation')
parser.add_argument('--output', '-o', default="output.csv", help='File where game results will be written to')
parser.add_argument('agents', nargs=2, metavar='AGENT', help='Websockets addresses for agents')
args = parser.parse_args(argv)
logger.setLevel(max(logging.INFO - 10 * (args.verbose - args.quiet), logging.DEBUG))
logger.addHandler(logging.StreamHandler(sys.stdout))
global OUTPUTWRITER
OUTPUTWRITER = OutputWriter(args.output)
for i in range(args.number):
start_competition(args.agents[0], args.agents[1], args.rows, args.cols, args.timelimit)
OUTPUTWRITER.close()
class OutputWriter:
def __init__(self, outputfile):
self.csvfile = open(outputfile, 'w', newline='')
try:
fieldnames = ['score1', 'score2', 'winner']
self.writer = csv.DictWriter(self.csvfile, fieldnames=fieldnames)
self.writer.writeheader()
except IOError:
self.csvfile.close()
def writeln(self, csvdict):
self.writer.writerow(csvdict)
def close(self):
self.csvfile.close()
if __name__ == "__main__":
sys.exit(main())
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