/
cxConsoleThread.py
273 lines (204 loc) · 7.31 KB
/
cxConsoleThread.py
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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
################################################################################
# -*- coding: utf-8 -*-
# author : Jinwon Oh
# file name : cxConsoleThread.py
# date : 2012-10-06 18:51:18
# ver :
# desc. :
# tab size : set sw=4, ts=4
# python ver. : 2.7.1 Stackless 3.1b3 060516 (release27-maint, Jan 1 2011, 13:04:37) [MSC v.1500 32 bit (Intel)]
# ADD CODES FROM HERE
import time
import sys
import msvcrt
import threading
from Queue import Queue
class cxClockThread(threading.Thread) :
_terminate = False
resultQueue = None
requestQueue = Queue()
def __init__(self, interval ) :
threading.Thread.__init__(self)
self.daemon = False
self.interval = interval
def terminate(self) :
self._terminate = True
def setResultQueue(self, resultQueue) :
if resultQueue is not None :
self.resultQueue = resultQueue
def setResult(self, param) :
if self.resultQueue is not None :
self.resultQueue.put(param)
else :
print param
def getRequestQueue(self) :
return self.requestQueue
def run(self) :
while True :
if self._terminate is True :
print '\nexiting cxClockThread'
break
reqQueueSize = self.requestQueue.qsize()
for i in range(0, reqQueueSize) :
request = self.requestQueue.get()
if request == 'exit' :
self.terminate()
result = 'The time is %s'% time.ctime()
self.setResult(result)
time.sleep(self.interval)
bKeyboardInputFlag = False
class cxConsoleThread(threading.Thread) :
_terminate = False
resultQueue = Queue() # waiting queue from clockthread result
requestQueue = None # request queue to clockthread
inputQueue = Queue() # waiting queue from cxConsoleInputThread
def __init__(self) :
threading.Thread.__init__(self)
self.daemon = False
self.inputThread = cxConsoleInputThread()
self.inputThread.setInputQueue(self.getInputQueue())
def setInputWaitTimeout(self, timeout) :
self.inputThread.setInputWaitTimeout(timeout)
def getInputWaitTimeout(self) :
return self.inputThread.inputWaitTimeout
def getInputQueue(self) :
return self.inputQueue
def setRequestQueue(self, requestQueue ) :
if requestQueue is not None :
self.requestQueue = requestQueue
def setRequest(self, param ) :
if self.requestQueue is not None :
self.requestQueue.put(param)
def getResultQueue(self) :
return self.resultQueue
def start(self):
threading.Thread.start(self)
self.inputThread.start()
def terminate(self) :
self.inputThread.terminate()
self._terminate = True
def run(self) :
global bKeyboardInputFlag
while True :
if self._terminate == True :
print u'\nexiting cxConsoleThread'
break
inputString = ''
if self.inputQueue.qsize() is not 0 :
inputString = self.inputQueue.get()
self.setRequest(inputString)
resultQueueSize = self.resultQueue.qsize()
for i in range(0, resultQueueSize ) :
resultString = self.resultQueue.get()
if bKeyboardInputFlag is False :
print resultString
if inputString == 'exit' :
self.terminate()
else : time.sleep(0.2)
# end of while True
# end of run()
# end of cxConsoleThread
class cxConsoleInputThread(threading.Thread) :
_terminate = False
inputQueue = None # input queue to cxConsoleThread
inputWaitTimeout = 60 #10
def __init__(self) :
threading.Thread.__init__(self)
self.daemon = False
self.inputString = u''
def setInputQueue(self, inputQueue ) :
if inputQueue is not None :
self.inputQueue = inputQueue
def setInput(self, param ) :
if self.inputQueue is not None :
self.inputQueue.put(param)
def terminate(self) :
self._terminate = True
def readInput(self, prompt, timeout = 10 ) :
start_time = time.time()
sys.stdout.write(u'%s'%prompt)
inputString = u''
while True :
if (time.time() - start_time) > timeout :
return None
if msvcrt.kbhit() :
start_time = time.time()
ch = msvcrt.getwch()
if ord(ch) == 13 : # enter key
if inputString == 'q' :
return None
elif len(inputString) == 0 :
return None
elif len(inputString) > 0 :
return inputString
elif ord(ch) == 8 : # back space
inputString = inputString[0:-1]
else : inputString += ch
try : inputString = unicode(inputString)
except :
sys.stdout.write(u'\r%s%s'%(prompt,
u'unicode converting error for inputString'))
sys.stdout.flush()
continue
sys.stdout.write(u'\r%s%s'%(prompt,' '*(len(inputString)*2+1)))
sys.stdout.write(u'\r%s%s'%(prompt, inputString))
sys.stdout.flush()
return None
def setInputWaitTimeout(self, timeout ) :
self.inputWaitTimeout = int(timeout)
def run(self) :
global bKeyboardInputFlag
while True :
if self._terminate is True :
print u'\nexiting cxConsoleInputThread'
break
if msvcrt.kbhit() :
msvcrt.getch()
bKeyboardInputFlag = True
inputString = self.readInput(u'>>', self.inputWaitTimeout)
print
self.setInput(inputString)
bKeyboardInputFlag = False
time.sleep(0.1)
def test_keyboard_input(option = 0 ) :
if option == 0 :
clockThread = cxClockThread(1)
consoleThread = cxConsoleThread()
consoleThread.setRequestQueue(clockThread.getRequestQueue())
clockThread.setResultQueue(consoleThread.getResultQueue())
clockThread.start()
consoleThread.start()
clockThread.join()
consoleThread.join()
elif option == 1 :
queue = Queue()
clockThread = cxClockThread(1)
clockThread.setResultQueue(queue)
clockThread.start()
time.sleep(5)
clockThread.terminate()
clockThread.join()
for i in range(0, queue.qsize()) :
print queue.get()
def test() :
pass
def collect_and_show_garbage() :
"Show what garbage is present."
print "Collecting..."
n = gc.collect()
print "Unreachable objects:", n
if n > 0 : print "Garbage:"
for i in range(n):
print "[%d] %s" % (i, gc.garbage[i])
if __name__ == "__main__" :
import gc
gc.set_debug(gc.DEBUG_LEAK)
print "before"
collect_and_show_garbage()
print "testing..."
print "-"*79
test()
print "-"*79
print "after"
collect_and_show_garbage()
raw_input("Hit any key to close this window...")