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这个模块提供了标准的errno系统符号。每个符号的值都是对应的整数值。
- errno.errorcode
Dictionary提供从errno值到底层系统中的字符串名称的映射。
在下面的列表中,当前平台上不使用的符号不是由模块定义的。已定义符号的特定列表可以作为errno.errorcode.keys()获得。可用的符号包括:
- errno.EPERM
Operation not permitted
- errno.ENOENT
No such file or directory
- errno.ESRCH
No such process
- errno.EINTR
Interrupted system call.
参见 This error is mapped to the exception InterruptedError.
- errno.EIO
I/O error
- errno.ENXIO
No such device or address
- errno.E2BIG
Arg list too long
- errno.ENOEXEC
Exec format error
- errno.EBADF
Bad file number
- errno.ECHILD
No child processes
- errno.EAGAIN
Try again
- errno.ENOMEM
Out of memory
- errno.EACCES
Permission denied
- errno.EFAULT
Bad address
- errno.ENOTBLK
Block device required
- errno.EBUSY
Device or resource busy
- errno.EEXIST
File exists
- errno.EXDEV
Cross-device link
- errno.ENODEV
No such device
- errno.ENOTDIR
Not a directory
- errno.EISDIR
Is a directory
- errno.EINVAL
Invalid argument
- errno.ENFILE
File table overflow
- errno.EMFILE
Too many open files
- errno.ENOTTY
Not a typewriter
- errno.ETXTBSY
Text file busy
- errno.EFBIG
File too large
- errno.ENOSPC
No space left on device
- errno.ESPIPE
Illegal seek
- errno.EROFS
Read-only file system
- errno.EMLINK
Too many links
- errno.EPIPE
Broken pipe
- errno.EDOM
Math argument out of domain of func
- errno.ERANGE
Math result not representable
- errno.EDEADLK
Resource deadlock would occur
- errno.ENAMETOOLONG
File name too long
- errno.ENOLCK
No record locks available
- errno.ENOSYS
Function not implemented
- errno.ENOTEMPTY
Directory not empty
- errno.ELOOP
Too many symbolic links encountered
- errno.EWOULDBLOCK
Operation would block
- errno.ENOMSG
No message of desired type
- errno.EIDRM
Identifier removed
- errno.ECHRNG
Channel number out of range
- errno.EL2NSYNC
Level 2 not synchronized
- errno.EL3HLT
Level 3 halted
- errno.EL3RST
Level 3 reset
- errno.ELNRNG
Link number out of range
- errno.EUNATCH
Protocol driver not attached
- errno.ENOCSI
No CSI structure available
- errno.EL2HLT
Level 2 halted
- errno.EBADE
Invalid exchange
- errno.EBADR
Invalid request descriptor
- errno.EXFULL
Exchange full
- errno.ENOANO
No anode
- errno.EBADRQC
Invalid request code
- errno.EBADSLT
Invalid slot
- errno.EDEADLOCK
File locking deadlock error
- errno.EBFONT
Bad font file format
- errno.ENOSTR
Device not a stream
- errno.ENODATA
No data available
- errno.ETIME
Timer expired
- errno.ENOSR
Out of streams resources
- errno.ENONET
Machine is not on the network
- errno.ENOPKG
Package not installed
- errno.EREMOTE
Object is remote
- errno.ENOLINK
Link has been severed
- errno.EADV
Advertise error
- errno.ESRMNT
Srmount error
- errno.ECOMM
Communication error on send
- errno.EPROTO
Protocol error
- errno.EMULTIHOP
Multihop attempted
- errno.EDOTDOT
RFS specific error
- errno.EBADMSG
Not a data message
- errno.EOVERFLOW
Value too large for defined data type
- errno.ENOTUNIQ
Name not unique on network
- errno.EBADFD
File descriptor in bad state
- errno.EREMCHG
Remote address changed
- errno.ELIBACC
Can not access a needed shared library
- errno.ELIBBAD
Accessing a corrupted shared library
- errno.ELIBSCN
.lib section in a.out corrupted
- errno.ELIBMAX
Attempting to link in too many shared libraries
- errno.ELIBEXEC
Cannot exec a shared library directly
- errno.EILSEQ
Illegal byte sequence
- errno.ERESTART
Interrupted system call should be restarted
- errno.ESTRPIPE
Streams pipe error
- errno.EUSERS
Too many users
- errno.ENOTSOCK
Socket operation on non-socket
- errno.EDESTADDRREQ
Destination address required
- errno.EMSGSIZE
Message too long
- errno.EPROTOTYPE
Protocol wrong type for socket
- errno.ENOPROTOOPT
Protocol not available
- errno.EPROTONOSUPPORT
Protocol not supported
- errno.ESOCKTNOSUPPORT
Socket type not supported
- errno.EOPNOTSUPP
Operation not supported on transport endpoint
- errno.EPFNOSUPPORT
Protocol family not supported
- errno.EAFNOSUPPORT
Address family not supported by protocol
- errno.EADDRINUSE
Address already in use
- errno.EADDRNOTAVAIL
Cannot assign requested address
- errno.ENETDOWN
Network is down
- errno.ENETUNREACH
Network is unreachable
- errno.ENETRESET
Network dropped connection because of reset
- errno.ECONNABORTED
Software caused connection abort
- errno.ECONNRESET
Connection reset by peer
- errno.ENOBUFS
No buffer space available
- errno.EISCONN
Transport endpoint is already connected
- errno.ENOTCONN
Transport endpoint is not connected
- errno.ESHUTDOWN
Cannot send after transport endpoint shutdown
- errno.ETOOMANYREFS
Too many references: cannot splice
- errno.ETIMEDOUT
Connection timed out
- errno.ECONNREFUSED
Connection refused
- errno.EHOSTDOWN
Host is down
- errno.EHOSTUNREACH
No route to host
- errno.EALREADY
Operation already in progress
- errno.EINPROGRESS
Operation now in progress
- errno.ESTALE
Stale NFS file handle
- errno.EUCLEAN
Structure needs cleaning
- errno.ENOTNAM
Not a XENIX named type file
- errno.ENAVAIL
No XENIX semaphores available
- errno.EISNAM
Is a named type file
- errno.EREMOTEIO
Remote I/O error
- errno.EDQUOT
Quota exceeded
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