class ProducerProcess:
__Queue_Name = "test_queue"
def __init__(self):
self.__condition_opt = ConditionOperator()
self.__async_condition_opt = ConditionAsyncOperator()
self.__queue_opt = QueueOperator()
def send_process(self, *args):
print("[Producer] args: ", args)
test_queue = self.__queue_opt.get_queue_with_name(
name=self.__Queue_Name)
print(f"[Producer] It will keep producing something useless message.")
while True:
__sleep_time = random.randrange(1, 10)
print(f"[Producer] It will sleep for {__sleep_time} seconds.")
test_queue.put(__sleep_time)
sleep(__sleep_time)
# # # # # 1. Method
# self.__condition_opt.acquire()
# self.__condition_opt.notify_all()
# self.__condition_opt.release()
# # # # # 2. Method
__condition = self.__condition_opt
with __condition:
self.__condition_opt.notify_all()
async def async_send_process(self, *args):
print("[Producer] args: ", args)
test_queue = self.__queue_opt.get_queue_with_name(
name=self.__Queue_Name)
print(f"[Producer] It will keep producing something useless message.")
while True:
# # Method 1
# __sleep_time = random.randrange(1, 10)
# print(f"[Producer] It will sleep for {__sleep_time} seconds.")
# await test_queue.put(__sleep_time)
# await asyncio.sleep(__sleep_time)
# __condition = self.__async_condition_opt
# await __condition.acquire()
# __condition.notify_all()
# __condition.release()
# # Method 2
__sleep_time = random.randrange(1, 10)
print(f"[Producer] It will sleep for {__sleep_time} seconds.")
await test_queue.put(__sleep_time)
await async_sleep(__sleep_time)
__condition = self.__async_condition_opt
async with __condition:
self.__condition_opt.notify_all()
class ConsumerProcess:
__Queue_Name = "test_queue"
def __init__(self):
self.__condition_opt = ConditionOperator()
self.__async_condition_opt = ConditionAsyncOperator()
self.__queue_opt = QueueOperator()
async def async_receive_process(self, *args):
print("[Consumer] args: ", args)
test_queue = self.__queue_opt.get_queue_with_name(name=self.__Queue_Name)
print(f"[Consumer] It detects the message which be produced by ProducerThread.")
while True:
__condition = self.__async_condition_opt
# # Method 1
# await __condition.acquire()
# await asyncio.sleep(1)
# print("[Consumer] ConsumerThread waiting ...")
# await __condition.wait()
# __sleep_time = await test_queue.get()
# print("[Consumer] ConsumerThread re-start.")
# print(f"[Consumer] ProducerThread sleep {__sleep_time} seconds.")
# __condition.release()
# # Method 2
async with __condition:
await async_sleep(1)
print("[Consumer] ConsumerThread waiting ...")
await __condition.wait()
__sleep_time = await test_queue.get()
print("[Consumer] ConsumerThread re-start.")
print(f"[Consumer] ProducerThread sleep {__sleep_time} seconds.")
async def sql_process_with_semaphore(self):
import multiprocessing as mp
self._logger.debug("Running all things with Bounded Semaphore.")
# sql_tasks = self.get_all_sql_tasks()
sql_tasks = QueueOperator.get_queue_with_name(name="test_sql_task")
self._logger.debug(f"SQL tasks: {sql_tasks} - {mp.current_process()}")
one_sql_query = await sql_tasks.get()
self._logger.debug(f"SQL tasks query: {one_sql_query} - {mp.current_process()}")
self.database_opt.execute(one_sql_query)
data = self.database_opt.fetch_all()
return data
def sql_process_with_lock(self):
import multiprocessing as mp
self._logger.debug("Running all things with Lock.")
# sql_tasks = self.get_all_sql_tasks()
sql_tasks = QueueOperator.get_queue_with_name(name="test_sql_task")
self._logger.debug(f"SQL tasks: {sql_tasks} - {mp.current_process()}")
one_sql_query = sql_tasks.get()
self._logger.debug(
f"SQL tasks query: {one_sql_query} - {mp.current_process()}")
self.execute(one_sql_query)
data = self.fetch_all()
return data
def __init__(self):
self.__condition_opt = ConditionOperator()
self.__async_condition_opt = ConditionAsyncOperator()
self.__queue_opt = QueueOperator()