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Update Concurrent Programming

This commit is contained in:
Jean Sirmai 2021-03-31 06:02:27 +00:00
parent fec95335a9
commit 53df6f852a
1 changed files with 15 additions and 12 deletions
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27
Concurrent Programming
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@ -9,22 +9,22 @@ local_threads_number = 10
number_of_cycles = 20
renew = []
done = []
space = []
arrows = []
copy = []
def init():
for i in range(0, renew_length):
renew.append(0)
for j in range(0, local_threads_number):
space.append(random.randint(10,99))
copy.append(space[j])
print(' ',space,' < initial global state',' '*27,end='[')
arrows.append(random.randint(10,99))
copy.append(arrows[j])
print(' ',arrows,' < initial global state',' '*27,end='[')
for i in range(0, renew_length): print('{:>4}'.format(renew[i]), end='')
print(']')
def disp(coord, id, start, prev, next):
print(' {} at [{}] {} > {} by thread n°{:>3} {!s:.4} {}'.format(
space,
arrows,
coord,
prev,
next,
@ -42,8 +42,8 @@ def local_thread(coord, id):
start = datetime.now().timestamp()
val = random.randint(1,1000)
time.sleep(val / 1000)
prev = space[coord]
next = space[coord] = 10 + val % 89
prev = arrows[coord]
next = arrows[coord] = 10 + val % 89
done.append(id)
for i in range(0, renew_length):
if renew[i] == id:
@ -52,11 +52,14 @@ def local_thread(coord, id):
disp(coord, id, start, prev, next)
init() # Scheduler
for id in range (1, number_of_cycles):
if renew[id % renew_length] == 0:
renew[id % renew_length] = id
t = Thread(target=local_thread, args=(random.randint(0, len(space) - 1), id))
for id in range (0, number_of_cycles):
for i in range (0, renew_length):
if renew[i] == 0:
renew[i] = id
break
# là où les local_thread qui se terminent ont écrit un zéro,
# les local_thread nouvellement créés devraient apparaitre !?
t = Thread(target=local_thread, args=(random.randint(0, len(arrows) - 1), id))
t.start()
time.sleep(1)
print(' ',copy,' < initial global state (to compare)')