def readCommand(argv):
"""
Processes the command used to run pacman from the command line.
"""
from optparse import OptionParser
usageStr = """
USAGE: python pacman.py <options>
EXAMPLES: (1) python pacman.py
- starts an interactive game
(2) python pacman.py --layout smallClassic --zoom 2
OR python pacman.py -l smallClassic -z 2
- starts an interactive game on a smaller board, zoomed in
"""
parser = OptionParser(usageStr)
parser.add_option('-n',
'--numGames',
dest='numGames',
type='int',
help=default('the number of GAMES to play'),
metavar='GAMES',
default=1)
parser.add_option(
'-l',
'--layout',
dest='layout',
help=default('the LAYOUT_FILE from which to load the map layout'),
metavar='LAYOUT_FILE',
default='mediumClassic')
parser.add_option(
'-p',
'--pacman',
dest='pacman',
help=default('the agent TYPE in the pacmanAgents module to use'),
metavar='TYPE',
default='KeyboardAgent')
parser.add_option('-t',
'--textGraphics',
action='store_true',
dest='textGraphics',
help='Display output as text only',
default=False)
parser.add_option('-q',
'--quietTextGraphics',
action='store_true',
dest='quietGraphics',
help='Generate minimal output and no graphics',
default=False)
parser.add_option(
'-g',
'--ghosts',
dest='ghost',
help=default('the ghost agent TYPE in the ghostAgents module to use'),
metavar='TYPE',
default='RandomGhost')
parser.add_option('-k',
'--numghosts',
type='int',
dest='numGhosts',
help=default('The maximum number of ghosts to use'),
default=4)
parser.add_option('-z',
'--zoom',
type='float',
dest='zoom',
help=default('Zoom the size of the graphics window'),
default=1.0)
parser.add_option(
'-f',
'--fixRandomSeed',
action='store_true',
dest='fixRandomSeed',
help='Fixes the random seed to always play the same game',
default=False)
parser.add_option(
'-r',
'--recordActions',
action='store_true',
dest='record',
help=
'Writes game histories to a file (named by the time they were played)',
default=False)
parser.add_option('--replay',
dest='gameToReplay',
help='A recorded game file (pickle) to replay',
default=None)
parser.add_option(
'-a',
'--agentArgs',
dest='agentArgs',
help=
'Comma separated values sent to agent. e.g. "opt1=val1,opt2,opt3=val3"'
)
parser.add_option(
'-x',
'--numTraining',
dest='numTraining',
type='int',
help=default('How many episodes are training (suppresses output)'),
default=0)
parser.add_option(
'--frameTime',
dest='frameTime',
type='float',
help=default('Time to delay between frames; <0 means keyboard'),
default=0.1)
parser.add_option(
'-c',
'--catchExceptions',
action='store_true',
dest='catchExceptions',
help='Turns on exception handling and timeouts during games',
default=False)
parser.add_option(
'--timeout',
dest='timeout',
type='int',
help=default(
'Maximum length of time an agent can spend computing in a single game'
),
default=30)
options, otherjunk = parser.parse_args(argv)
if len(otherjunk) != 0:
raise Exception('Command line input not understood: ' + str(otherjunk))
args = dict()
# Fix the random seed
if options.fixRandomSeed: random.seed('cs188')
# Choose a layout
args['layout'] = layout.getLayout(options.layout)
if args['layout'] == None:
raise Exception("The layout " + options.layout + " cannot be found")
# Choose a Pacman agent
noKeyboard = options.gameToReplay == None and (options.textGraphics
or options.quietGraphics)
pacmanType = loadAgent(options.pacman, noKeyboard)
agentOpts = parseAgentArgs(options.agentArgs)
if options.numTraining > 0:
args['numTraining'] = options.numTraining
if 'numTraining' not in agentOpts:
agentOpts['numTraining'] = options.numTraining
pacman = pacmanType(**agentOpts) # Instantiate Pacman with agentArgs
args['pacman'] = pacman
# Don't display training games
if 'numTrain' in agentOpts:
options.numQuiet = int(agentOpts['numTrain'])
options.numIgnore = int(agentOpts['numTrain'])
# Choose a ghost agent
ghostType = loadAgent(options.ghost, noKeyboard)
args['ghosts'] = [ghostType(i + 1) for i in range(options.numGhosts)]
# Choose a display format
if options.quietGraphics:
import textDisplay
args['display'] = textDisplay.NullGraphics()
elif options.textGraphics:
import textDisplay
textDisplay.SLEEP_TIME = options.frameTime
args['display'] = textDisplay.PacmanGraphics()
else:
import graphicsDisplay
args['display'] = graphicsDisplay.PacmanGraphics(
options.zoom, frameTime=options.frameTime)
args['numGames'] = options.numGames
args['record'] = options.record
args['catchExceptions'] = options.catchExceptions
args['timeout'] = options.timeout
# Special case: recorded games don't use the runGames method or args structure
if options.gameToReplay != None:
print 'Replaying recorded game %s.' % options.gameToReplay
import cPickle
f = open(options.gameToReplay)
try:
recorded = cPickle.load(f)
finally:
f.close()
recorded['display'] = args['display']
replayGame(**recorded)
sys.exit(0)
return args
def readCommand( argv ):
"""
Processes the command used to run pacman from the command line.
"""
from optparse import OptionParser
usageStr = """
USAGE: python pacclient.py <options>
EXAMPLES: (1) python pacclient.py
- starts an interactive game with a random teammate.
EXAMPLES: (2) python pacclient.py -2 OffenseAgent
- starts an interactive game with a random teammate.
"""
parser = OptionParser(usageStr)
parser.add_option('-a', '--agents', help=default('Your team'),
default='BaselineAgents')
parser.add_option('--agentOpts', help=default('Arguments passed to the factory'),
default='')
parser.add_option('-t', '--textgraphics', action='store_true',
help='Display output as text only', default=False)
parser.add_option('-q', '--quiet', action='store_true',
help='Display minimal output', default=False)
# parser.add_option('-G', '--pygame', action='store_true', dest='pygame',
# help='Display output with Pygame graphics (faster)', default=False)
parser.add_option('-z', '--zoom', type='float',
help=default('Zoom in the graphics'), default=1)
parser.add_option('-s', '--server',
help=default('The SERVER to connect to'), default='robots.stanford.edu')
parser.add_option('-p', '--port', type='int',
help=default('The PORT to connect to'), default=7226)
parser.add_option('-U', '--user',
help=default('Your username'), default='guest')
parser.add_option('-P', '--password',
help=default('Your password'), default='guest')
parser.add_option('-g', '--gamename',
help=default('The name of the game you wish to contact'), default='')
parser.add_option('-f', '--fixRandomSeed', action='store_true',
help='Fixes the random seed to always play the same game', default=False)
options, otherjunk = parser.parse_args()
if len(otherjunk) != 0: raise Exception("Illegal args: " + otherjunk)
args = dict()
agentArgs = parseAgentArgs(options.agentOpts)
args['agentFactoryBuilder'] = loadAgentAccessor(options.agents, agentArgs)
# Choose a display format
#if options.pygame:
# import pygameDisplay
# args['display'] = pygameDisplay.PacmanGraphics()
if options.quiet:
import textDisplay
args['display'] = textDisplay.NullGraphics()
elif options.textgraphics:
import textDisplay
args['display'] = textDisplay.PacmanGraphics()
else:
import graphicsDisplay
args['display'] = graphicsDisplay.PacmanGraphics(options.zoom, 0, True)
if options.fixRandomSeed: random.seed('cs188')
args['server'] = options.server
args['port'] = options.port
args['user'] = options.user
args['password'] = options.password
args['gamename'] = options.gamename
return args
