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Name	Size	Permission	Date
_code	[ DIR ]	drwxr-xr-x	2026-05-01 04:22
_io	[ DIR ]	drwxr-xr-x	2026-05-01 04:22
_log	[ DIR ]	drwxr-xr-x	2026-05-01 04:22
_path	[ DIR ]	drwxr-xr-x	2026-05-01 04:22
_process	[ DIR ]	drwxr-xr-x	2026-05-01 04:22
__init__.py	5.94 KB	-rw-r--r--	2019-10-22 06:31
__init__.pyc	4.9 KB	-rw-r--r--	2019-10-22 06:31
__init__.pyo	4.9 KB	-rw-r--r--	2019-10-22 06:31
__metainfo.py	57 B	-rw-r--r--	2019-10-22 06:31
__metainfo.pyc	256 B	-rw-r--r--	2019-10-22 06:31
__metainfo.pyo	256 B	-rw-r--r--	2019-10-22 06:31
_apipkg.py	5.89 KB	-rw-r--r--	2019-10-22 06:31
_apipkg.pyc	6.65 KB	-rw-r--r--	2019-10-22 06:31
_apipkg.pyo	6.65 KB	-rw-r--r--	2019-10-22 06:31
_builtin.py	6.61 KB	-rw-r--r--	2019-10-22 06:31
_builtin.pyc	9.12 KB	-rw-r--r--	2019-10-22 06:31
_builtin.pyo	9.04 KB	-rw-r--r--	2019-10-22 06:31
_error.py	2.86 KB	-rw-r--r--	2019-10-22 06:31
_error.pyc	3.26 KB	-rw-r--r--	2019-10-22 06:31
_error.pyo	3.26 KB	-rw-r--r--	2019-10-22 06:31
_iniconfig.py	5.23 KB	-rw-r--r--	2019-10-22 06:31
_iniconfig.pyc	6.76 KB	-rw-r--r--	2019-10-22 06:31
_iniconfig.pyo	6.76 KB	-rw-r--r--	2019-10-22 06:31
_std.py	433 B	-rw-r--r--	2019-10-22 06:31
_std.pyc	1.02 KB	-rw-r--r--	2019-10-22 06:31
_std.pyo	1.02 KB	-rw-r--r--	2019-10-22 06:31
_xmlgen.py	8.42 KB	-rw-r--r--	2019-10-22 06:31
_xmlgen.pyc	12.33 KB	-rw-r--r--	2019-10-22 06:31
_xmlgen.pyo	12.25 KB	-rw-r--r--	2019-10-22 06:31
test.py	232 B	-rw-r--r--	2019-10-22 06:31
test.pyc	340 B	-rw-r--r--	2019-10-22 06:31
test.pyo	340 B	-rw-r--r--	2019-10-22 06:31

Rename

"""
create errno-specific classes for IO or os calls.

"""
import sys, os, errno

class Error(EnvironmentError):
    def __repr__(self):
        return "%s.%s %r: %s " %(self.__class__.__module__,
                               self.__class__.__name__,
                               self.__class__.__doc__,
                               " ".join(map(str, self.args)),
                               #repr(self.args)
                                )

def __str__(self):
        s = "[%s]: %s" %(self.__class__.__doc__,
                          " ".join(map(str, self.args)),
                          )
        return s

_winerrnomap = {
    2: errno.ENOENT,
    3: errno.ENOENT,
    17: errno.EEXIST,
    18: errno.EXDEV,
    13: errno.EBUSY, # empty cd drive, but ENOMEDIUM seems unavailiable
    22: errno.ENOTDIR,
    20: errno.ENOTDIR,
    267: errno.ENOTDIR,
    5: errno.EACCES,  # anything better?
}

class ErrorMaker(object):
    """ lazily provides Exception classes for each possible POSIX errno
        (as defined per the 'errno' module).  All such instances
        subclass EnvironmentError.
    """
    Error = Error
    _errno2class = {}

def __getattr__(self, name):
        if name[0] == "_":
            raise AttributeError(name)
        eno = getattr(errno, name)
        cls = self._geterrnoclass(eno)
        setattr(self, name, cls)
        return cls

def _geterrnoclass(self, eno):
        try:
            return self._errno2class[eno]
        except KeyError:
            clsname = errno.errorcode.get(eno, "UnknownErrno%d" %(eno,))
            errorcls = type(Error)(clsname, (Error,),
                    {'__module__':'py.error',
                     '__doc__': os.strerror(eno)})
            self._errno2class[eno] = errorcls
            return errorcls

def checked_call(self, func, *args, **kwargs):
        """ call a function and raise an errno-exception if applicable. """
        __tracebackhide__ = True
        try:
            return func(*args, **kwargs)
        except self.Error:
            raise
        except (OSError, EnvironmentError):
            cls, value, tb = sys.exc_info()
            if not hasattr(value, 'errno'):
                raise
            __tracebackhide__ = False
            errno = value.errno
            try:
                if not isinstance(value, WindowsError):
                    raise NameError
            except NameError:
                # we are not on Windows, or we got a proper OSError
                cls = self._geterrnoclass(errno)
            else:
                try:
                    cls = self._geterrnoclass(_winerrnomap[errno])
                except KeyError:
                    raise value
            raise cls("%s%r" % (func.__name__, args))
            __tracebackhide__ = True

error = ErrorMaker()