本文整理汇总了Python中winerror.ERROR_ALREADY_EXISTS属性的典型用法代码示例。如果您正苦于以下问题：Python winerror.ERROR_ALREADY_EXISTS属性的具体用法？Python winerror.ERROR_ALREADY_EXISTS怎么用？Python winerror.ERROR_ALREADY_EXISTS使用的例子？那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类winerror的用法示例。
在下文中一共展示了winerror.ERROR_ALREADY_EXISTS属性的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __acquire
# 需要导入模块: import winerror [as 别名]
# 或者: from winerror import ERROR_ALREADY_EXISTS [as 别名]
def __acquire(self):
'''
Attempts to acquire the mutex
@raise MutexAlreadyAcquired
'''
mutex = win32event.CreateMutex(None, 1, self.MUTEX_NAME)
if win32api.GetLastError() == winerror.ERROR_ALREADY_EXISTS:
raise MutexAlreadyAcquired()
return mutex
# ================================================================
# = MutexAlreadyAcquired Exception Class
# =============================================================== 示例2: testLongLongPathNames
# 需要导入模块: import winerror [as 别名]
# 或者: from winerror import ERROR_ALREADY_EXISTS [as 别名]
def testLongLongPathNames(self):
# We need filename where the FQN is > 256 - simplest way is to create a
# 250 character directory in the cwd (except - cwd may be on a drive
# not supporting \\\\?\\ (eg, network share) - so use temp.
import win32file
basename = "a" * 250
# but we need to ensure we use the 'long' version of the
# temp dir for later comparison.
long_temp_dir = win32api.GetLongPathNameW(tempfile.gettempdir())
fname = "\\\\?\\" + os.path.join(long_temp_dir, basename)
try:
win32file.CreateDirectoryW(fname, None)
except win32api.error, details:
if details.winerror!=winerror.ERROR_ALREADY_EXISTS:
raise 示例3: create
# 需要导入模块: import winerror [as 别名]
# 或者: from winerror import ERROR_ALREADY_EXISTS [as 别名]
def create(self):
obtain_mutex = 1
mutex = win32event.CreateMutex(None, obtain_mutex, app_name)
# prevent the PyHANDLE from going out of scope, ints are fine
self.mutex = int(mutex)
mutex.Detach()
lasterror = win32api.GetLastError()
if lasterror == winerror.ERROR_ALREADY_EXISTS:
takeover = 0
try:
# if the mutex already exists, discover which port to connect to.
# if something goes wrong with that, tell us to take over the
# role of master
takeover = self.discover_sic_socket()
except:
pass
if not takeover:
raise BTFailure(_("Global mutex already created."))
self.master = 1
# lazy free port code
port_limit = 50000
while self.port < port_limit:
try:
controlsocket = self.rawserver.create_serversocket(self.port,
'127.0.0.1')
self.controlsocket = controlsocket
break
except socket.error, e:
self.port += 1 示例4: IsAnotherInstanceRunning
# 需要导入模块: import winerror [as 别名]
# 或者: from winerror import ERROR_ALREADY_EXISTS [as 别名]
def IsAnotherInstanceRunning(self):
return winerror.ERROR_ALREADY_EXISTS == self.lasterror 示例5: aleradyrunning
# 需要导入模块: import winerror [as 别名]
# 或者: from winerror import ERROR_ALREADY_EXISTS [as 别名]
def aleradyrunning(self):
return (self.lasterror == ERROR_ALREADY_EXISTS)