1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
#!/usr/bin/env python
'''This demonstrates controlling a screen oriented application (curses).
It starts two instances of gnuchess and then pits them against each other.
'''
import pexpect
import string
import ANSI
REGEX_MOVE = '(?:[a-z]|\x1b\[C)(?:[0-9]|\x1b\[C)(?:[a-z]|\x1b\[C)(?:[0-9]|\x1b\[C)'
REGEX_MOVE_PART = '(?:[0-9]|\x1b\[C)(?:[a-z]|\x1b\[C)(?:[0-9]|\x1b\[C)'
class Chess:
def __init__(self, engine = "/usr/local/bin/gnuchess -a -h 1"):
self.child = pexpect.spawn (engine)
self.term = ANSI.ANSI ()
# self.child.expect ('Chess')
# if self.child.after != 'Chess':
# raise IOError, 'incompatible chess program'
# self.term.process_list (self.before)
# self.term.process_list (self.after)
self.last_computer_move = ''
def read_until_cursor (self, r,c):
fout = open ('log','a')
while 1:
k = self.child.read(1, 10)
self.term.process (k)
fout.write ('(r,c):(%d,%d)\n' %(self.term.cur_r, self.term.cur_c))
fout.flush()
if self.term.cur_r == r and self.term.cur_c == c:
fout.close()
return 1
sys.stdout.write (k)
sys.stdout.flush()
def do_scan (self):
fout = open ('log','a')
while 1:
c = self.child.read(1,10)
self.term.process (c)
fout.write ('(r,c):(%d,%d)\n' %(self.term.cur_r, self.term.cur_c))
fout.flush()
sys.stdout.write (c)
sys.stdout.flush()
def do_move (self, move):
self.read_until_cursor (19,60)
self.child.sendline (move)
return move
def get_computer_move (self):
print 'Here'
i = self.child.expect (['\[17;59H', '\[17;58H'])
print i
if i == 0:
self.child.expect (REGEX_MOVE)
if len(self.child.after) < 4:
self.child.after = self.child.after + self.last_computer_move[3]
if i == 1:
self.child.expect (REGEX_MOVE_PART)
self.child.after = self.last_computer_move[0] + self.child.after
print '', self.child.after
self.last_computer_move = self.child.after
return self.child.after
def switch (self):
self.child.sendline ('switch')
def set_depth (self, depth):
self.child.sendline ('depth')
self.child.expect ('depth=')
self.child.sendline ('%d' % depth)
def quit(self):
self.child.sendline ('quit')
import sys, os
print 'Starting...'
white = Chess()
white.do_move('b2b4')
white.read_until_cursor (19,60)
c1 = white.term.get_abs(17,58)
c2 = white.term.get_abs(17,59)
c3 = white.term.get_abs(17,60)
c4 = white.term.get_abs(17,61)
fout = open ('log','a')
fout.write ('Computer:%s%s%s%s\n' %(c1,c2,c3,c4))
fout.close()
white.do_move('c2c4')
white.read_until_cursor (19,60)
c1 = white.term.get_abs(17,58)
c2 = white.term.get_abs(17,59)
c3 = white.term.get_abs(17,60)
c4 = white.term.get_abs(17,61)
fout = open ('log','a')
fout.write ('Computer:%s%s%s%s\n' %(c1,c2,c3,c4))
fout.close()
white.do_scan ()
#white.do_move ('b8a6')
#move_white = white.get_computer_move()
#print 'move white:', move_white
sys.exit(1)
black = Chess()
white = Chess()
white.child.expect ('Your move is')
white.switch()
move_white = white.get_first_computer_move()
print 'first move white:', move_white
black.do_first_move (move_white)
move_black = black.get_first_computer_move()
print 'first move black:', move_black
white.do_move (move_black)
done = 0
while not done:
move_white = white.get_computer_move()
print 'move white:', move_white
black.do_move (move_white)
move_black = black.get_computer_move()
print 'move black:', move_black
white.do_move (move_black)
print 'tail of loop'
g.quit()
|
