Python threading.currentThread方法代碼示例

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def run(self):
    print("{} has started thinking".format(threading.currentThread().getName()))
    while True:
      time.sleep(random.randint(1,5))
      print("{} has finished thinking".format(threading.currentThread().getName()))
      self.leftFork.acquire()
      time.sleep(random.randint(1,5))
      try:
        print("{} has acquired the left fork".format(threading.currentThread().getName()))

        self.rightFork.acquire()
        try:
          print("{} has attained both forks, currently eating".format(threading.currentThread().getName()))
        finally:
          self.rightFork.release()   
          print("{} has released the right fork".format(threading.currentThread().getName()))
      finally:
        self.leftFork.release()
        print("{} has released the left fork".format(threading.currentThread().getName())) 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def set( self, newNumber ):
      """Set value of integer--blocks until lock acquired"""

      # block until lock released then acquire lock
      self.threadCondition.acquire()   

      # while not producer's turn, release lock and block
      while self.occupiedBufferCount == 1:
         print "%s tries to write." % \
            threading.currentThread().getName()
         self.displayState( "Buffer full. " + \
            threading.currentThread().getName() + " waits." )
         self.threadCondition.wait()

      # (lock has now been re-acquired)

      self.buffer = newNumber         # set new buffer value
      self.occupiedBufferCount += 1   # allow consumer to consume

      self.displayState( "%s writes %d" % \
         ( threading.currentThread().getName(), newNumber ) )

      self.threadCondition.notify()    # wake up a waiting thread
      self.threadCondition.release()   # allow lock to be acquired 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def main():
    password = getpass()
    start_time = datetime.now()

    hostnames = [
        'arista1.twb-tech.com',
        'arista2.twb-tech.com',
        'arista3.twb-tech.com',
        'arista4.twb-tech.com',
    ]

    print()
    print(">>>>>")
    for host in hostnames:
        net_device = create_device_dict(host, password)
        my_thread = threading.Thread(target=scp_file, args=(net_device,))
        my_thread.start()

    main_thread = threading.currentThread()
    for some_thread in threading.enumerate():
        if some_thread != main_thread:
            some_thread.join()
    print(">>>>>")

    print("\nElapsed time: " + str(datetime.now() - start_time)) 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def main():
    '''
    Use threads and Netmiko to connect to each of the devices in the database. Execute
    'show version' on each device. Record the amount of time required to do this.
    '''
    start_time = datetime.now()
    devices = NetworkDevice.objects.all()

    for a_device in devices:
        my_thread = threading.Thread(target=show_version, args=(a_device,))
        my_thread.start()

    main_thread = threading.currentThread()
    for some_thread in threading.enumerate():
        if some_thread != main_thread:
            print(some_thread)
            some_thread.join()

    print("\nElapsed time: " + str(datetime.now() - start_time)) 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def InterruptibleSleep(sleep_time):
  """Puts thread to sleep, checking this threads exit_flag four times a second.

  Args:
    sleep_time: Time to sleep.
  """
  slept = 0.0
  epsilon = .0001
  thread = threading.currentThread()
  while slept < sleep_time - epsilon:
    remaining = sleep_time - slept
    this_sleep_time = min(remaining, 0.25)
    time.sleep(this_sleep_time)
    slept += this_sleep_time
    if thread.exit_flag:
      return 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def StartWork(self):
    """Starts a critical section in which the number of workers is limited.

    Starts a critical section which allows self.__enabled_count
    simultaneously operating threads. The critical section is ended by
    calling self.FinishWork().
    """

    self.__thread_semaphore.acquire()

    if self.__backoff_time > 0.0:
      if not threading.currentThread().exit_flag:
        logger.info('[%s] Backing off due to errors: %.1f seconds',
                    threading.currentThread().getName(),
                    self.__backoff_time)
        self.__sleep(self.__backoff_time) 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def InterruptibleSleep(sleep_time):
  """Puts thread to sleep, checking this threads exit_flag twice a second.

  Args:
    sleep_time: Time to sleep.
  """
  slept = 0.0
  epsilon = .0001
  thread = threading.currentThread()
  while slept < sleep_time - epsilon:
    remaining = sleep_time - slept
    this_sleep_time = min(remaining, 0.5)
    time.sleep(this_sleep_time)
    slept += this_sleep_time
    if thread.exit_flag:
      return 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def _OpenSecondaryConnection(self):
    """Possibly open a database connection for the secondary thread.

    If the connection is not open (for the calling thread, which is assumed
    to be the unique secondary thread), then open it. We also open a couple
    cursors for later use (and reuse).
    """
    if self.secondary_conn:
      return

    assert not _RunningInThread(self.primary_thread)

    self.secondary_thread = threading.currentThread()







    self.secondary_conn = sqlite3.connect(self.db_filename)


    self.insert_cursor = self.secondary_conn.cursor()
    self.update_cursor = self.secondary_conn.cursor() 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def via_annotation_stream(uri):
    name = threading.currentThread().name
    start = time.time()
    total_size = 0
    print("thread {0} downloading via annotation stream...".format(name))
    with Proxy(uri) as p:
        perform_checksum = False
        for progress, checksum in p.annotation_stream(perform_checksum):
            chunk = current_context.response_annotations["FDAT"]
            if perform_checksum and zlib.crc32(chunk) != checksum:
                raise ValueError("checksum error")
            total_size += len(chunk)
            assert progress == total_size
            current_context.response_annotations.clear()  # clean them up once we're done with them
    duration = time.time() - start
    print("thread {0} done, {1:.2f} Mb/sec.".format(name, total_size/1024.0/1024.0/duration)) 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def get_current_language(self):

        redis = self.redis.get(threading.currentThread())
        secure_cookie = self.get_secure_cookie(DEFAULT_COOKIE_TOKEN_NAME)

        if secure_cookie is None:
            return DEFAULT_LANGUAGE

        auth_key = bytes.decode(secure_cookie)
        params = redis.get(auth_key)

        if params is None:
            return DEFAULT_LANGUAGE

        params = json.loads(params)
        redis.expire(auth_key, 86400)

        return params.get("language", DEFAULT_LANGUAGE) 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def get_current_user(self):
        redis = self.redis.get(threading.currentThread())
        secure_cookie = self.get_secure_cookie("token")

        if secure_cookie is None:
            return None

        auth_key = bytes.decode(secure_cookie)
        params = redis.get(auth_key)

        if params is None:
            return None

        params = json.loads(params)
        redis.expire(auth_key, server.REDIS_DEFAULT_EXPIRE)

        return params.get("user", None) 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def get_current_host(self):
        redis = self.redis.get(threading.currentThread())
        secure_cookie = self.get_secure_cookie("token")

        if secure_cookie is None:
            raise tornado.web.HTTPError(403, "Authentication Failed")

        auth_key = bytes.decode(secure_cookie)
        params = redis.get(auth_key)

        if params is None:
            raise tornado.web.HTTPError(403, "Authentication Failed")

        redis.expire(auth_key, 86400)
        params = json.loads(params)

        return params['server'] 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def get_current_password(self):

        redis = self.redis.get(threading.currentThread())
        secure_cookie = self.get_secure_cookie("token")

        if secure_cookie is None:
            raise tornado.web.HTTPError(403, "Authentication Failed")

        auth_key = bytes.decode(secure_cookie)
        params = redis.get(auth_key)

        if params is None:
            raise tornado.web.HTTPError(403, "Authentication Failed")

        redis.expire(auth_key, 86400)
        params = json.loads(params)

        return params['password'] 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def wrap_catch(method):
    def catch(*args, **kwargs):

        self = args[0]
        try:
            return method(*args, **kwargs)

        except Exception as e:
            msg = "Catched Error in FM Main request thread"
            logger = logging.getLogger('tornado.application')
            logger.error("Error in FM Main: %s, %s, traceback = %s" % (msg, str(e), traceback.format_exc()))

            self.redis.close(threading.currentThread())
            self._handle_request_exception(e)

    return catch 

# 需要導入模塊: import threading [as 別名]
# 或者: from threading import currentThread [as 別名]
def authenticate_by_pam(request, username, password):
        rpc_request = FM.BaseAction.get_rpc_request()

        result = rpc_request.request('main/authenticate', login=username, password=password)
        answer = FM.BaseAction.process_result(result)

        if not answer.get('Error', False) and answer.get('data').get('status', False):
            try:
                redis = request.redis.get(threading.currentThread())
                """:type : connectors.RedisConnector.RedisConnector"""
                token = 'FM::session::' + username + '::' + random_hash()
                params = {
                    "server": "localhost",
                    "user": username,
                    "password": password
                }
                redis.set(token, json.dumps(params))
                request.set_secure_cookie(DEFAULT_COOKIE_TOKEN_NAME, token, COOKIE_EXPIRE)
                return token
            except Exception as e:
                request.application.logger.error(
                    "Error in FMAuth: %s, traceback = %s" % (str(e), traceback.format_exc()))
                return False

        return False