def formatError(self, errorcode):
"""
Returns the string associated with a Windows error message, such as the
ones found in socket.error.
Attempts direct lookup against the win32 API via ctypes and then
pywin32 if available), then in the error table in the socket module,
then finally defaulting to C{os.strerror}.
@param errorcode: the Windows error code
@type errorcode: C{int}
@return: The error message string
@rtype: C{str}
"""
if self.winError is not None:
return self.winError(errorcode)[1]
if self.formatMessage is not None:
return self.formatMessage(errorcode)
if self.errorTab is not None:
result = self.errorTab.get(errorcode)
if result is not None:
return result
return os.strerror(errorcode)
python类errorTab()的实例源码
def fromEnvironment(cls):
"""
Get as many of the platform-specific error translation objects as
possible and return an instance of C{cls} created with them.
"""
try:
from ctypes import WinError
except ImportError:
WinError = None
try:
from win32api import FormatMessage
except ImportError:
FormatMessage = None
try:
from socket import errorTab
except ImportError:
errorTab = None
return cls(WinError, FormatMessage, errorTab)
def formatError(self, errorcode):
"""
Returns the string associated with a Windows error message, such as the
ones found in socket.error.
Attempts direct lookup against the win32 API via ctypes and then
pywin32 if available), then in the error table in the socket module,
then finally defaulting to C{os.strerror}.
@param errorcode: the Windows error code
@type errorcode: C{int}
@return: The error message string
@rtype: C{str}
"""
if self.winError is not None:
return str(self.winError(errorcode))
if self.formatMessage is not None:
return self.formatMessage(errorcode)
if self.errorTab is not None:
result = self.errorTab.get(errorcode)
if result is not None:
return result
return os.strerror(errorcode)
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def test_errorTab(self):
"""
L{_ErrorFormatter.formatError} should use C{errorTab} if it is supplied
and contains the requested error code.
"""
formatter = _ErrorFormatter(
None, None, {self.probeErrorCode: self.probeMessage})
message = formatter.formatError(self.probeErrorCode)
self.assertEqual(message, self.probeMessage)
def test_winError(self):
"""
L{_ErrorFormatter.formatError} should return the message argument from
the exception L{winError} returns, if L{winError} is supplied.
"""
winCalls = []
def winError(errorCode):
winCalls.append(errorCode)
return _MyWindowsException(errorCode, self.probeMessage)
formatter = _ErrorFormatter(
winError,
lambda error: 'formatMessage: wrong message',
{self.probeErrorCode: 'errorTab: wrong message'})
message = formatter.formatError(self.probeErrorCode)
self.assertEqual(message, self.probeMessage)
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
def __init__(self, WinError, FormatMessage, errorTab):
self.winError = WinError
self.formatMessage = FormatMessage
self.errorTab = errorTab
