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Title: errno — Standard errno system symbols — Python 3.15.0a5 documentation

Open Graph Title: errno — Standard errno system symbols

Description: This module makes available standard errno system symbols. The value of each symbol is the corresponding integer value. The names and descriptions are borrowed from linux/include/errno.h, which sho...

Open Graph Description: This module makes available standard errno system symbols. The value of each symbol is the corresponding integer value. The names and descriptions are borrowed from linux/include/errno.h, which sho...

Opengraph URL: https://docs.python.org/3/library/errno.html

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og:image:alt	This module makes available standard errno system symbols. The value of each symbol is the corresponding integer value. The names and descriptions are borrowed from linux/include/errno.h, which sho...
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Links:

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Report a bug	https://docs.python.org/dev/bugs.html
Show source	https://github.com/python/cpython/blob/main/Doc/library/errno.rst?plain=1
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The Python Standard Library	https://docs.python.org/dev/library/index.html
Generic Operating System Services	https://docs.python.org/dev/library/allos.html
errno — Standard errno system symbols	https://docs.python.org/dev/library/errno.html
¶	https://docs.python.org/dev/library/errno.html#module-errno
¶	https://docs.python.org/dev/library/errno.html#errno.errorcode
os.strerror()	https://docs.python.org/dev/library/os.html#os.strerror
¶	https://docs.python.org/dev/library/errno.html#errno.EPERM
PermissionError	https://docs.python.org/dev/library/exceptions.html#PermissionError
¶	https://docs.python.org/dev/library/errno.html#errno.ENOENT
FileNotFoundError	https://docs.python.org/dev/library/exceptions.html#FileNotFoundError
¶	https://docs.python.org/dev/library/errno.html#errno.ESRCH
ProcessLookupError	https://docs.python.org/dev/library/exceptions.html#ProcessLookupError
¶	https://docs.python.org/dev/library/errno.html#errno.EINTR
InterruptedError	https://docs.python.org/dev/library/exceptions.html#InterruptedError
¶	https://docs.python.org/dev/library/errno.html#errno.EIO
¶	https://docs.python.org/dev/library/errno.html#errno.ENXIO
¶	https://docs.python.org/dev/library/errno.html#errno.E2BIG
¶	https://docs.python.org/dev/library/errno.html#errno.ENOEXEC
¶	https://docs.python.org/dev/library/errno.html#errno.EBADF
¶	https://docs.python.org/dev/library/errno.html#errno.ECHILD
ChildProcessError	https://docs.python.org/dev/library/exceptions.html#ChildProcessError
¶	https://docs.python.org/dev/library/errno.html#errno.EAGAIN
BlockingIOError	https://docs.python.org/dev/library/exceptions.html#BlockingIOError
¶	https://docs.python.org/dev/library/errno.html#errno.ENOMEM
¶	https://docs.python.org/dev/library/errno.html#errno.EACCES
PermissionError	https://docs.python.org/dev/library/exceptions.html#PermissionError
¶	https://docs.python.org/dev/library/errno.html#errno.EFAULT
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTBLK
¶	https://docs.python.org/dev/library/errno.html#errno.EBUSY
¶	https://docs.python.org/dev/library/errno.html#errno.EEXIST
FileExistsError	https://docs.python.org/dev/library/exceptions.html#FileExistsError
¶	https://docs.python.org/dev/library/errno.html#errno.EXDEV
¶	https://docs.python.org/dev/library/errno.html#errno.ENODEV
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTDIR
NotADirectoryError	https://docs.python.org/dev/library/exceptions.html#NotADirectoryError
¶	https://docs.python.org/dev/library/errno.html#errno.EISDIR
IsADirectoryError	https://docs.python.org/dev/library/exceptions.html#IsADirectoryError
¶	https://docs.python.org/dev/library/errno.html#errno.EINVAL
¶	https://docs.python.org/dev/library/errno.html#errno.ENFILE
¶	https://docs.python.org/dev/library/errno.html#errno.EMFILE
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTTY
¶	https://docs.python.org/dev/library/errno.html#errno.ETXTBSY
¶	https://docs.python.org/dev/library/errno.html#errno.EFBIG
¶	https://docs.python.org/dev/library/errno.html#errno.ENOSPC
¶	https://docs.python.org/dev/library/errno.html#errno.ESPIPE
¶	https://docs.python.org/dev/library/errno.html#errno.EROFS
¶	https://docs.python.org/dev/library/errno.html#errno.EMLINK
¶	https://docs.python.org/dev/library/errno.html#errno.EPIPE
BrokenPipeError	https://docs.python.org/dev/library/exceptions.html#BrokenPipeError
¶	https://docs.python.org/dev/library/errno.html#errno.EDOM
¶	https://docs.python.org/dev/library/errno.html#errno.ERANGE
¶	https://docs.python.org/dev/library/errno.html#errno.EDEADLK
¶	https://docs.python.org/dev/library/errno.html#errno.ENAMETOOLONG
¶	https://docs.python.org/dev/library/errno.html#errno.ENOLCK
¶	https://docs.python.org/dev/library/errno.html#errno.ENOSYS
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTEMPTY
¶	https://docs.python.org/dev/library/errno.html#errno.ELOOP
¶	https://docs.python.org/dev/library/errno.html#errno.EWOULDBLOCK
BlockingIOError	https://docs.python.org/dev/library/exceptions.html#BlockingIOError
¶	https://docs.python.org/dev/library/errno.html#errno.ENOMSG
¶	https://docs.python.org/dev/library/errno.html#errno.EIDRM
¶	https://docs.python.org/dev/library/errno.html#errno.ECHRNG
¶	https://docs.python.org/dev/library/errno.html#errno.EL2NSYNC
¶	https://docs.python.org/dev/library/errno.html#errno.EL3HLT
¶	https://docs.python.org/dev/library/errno.html#errno.EL3RST
¶	https://docs.python.org/dev/library/errno.html#errno.ELNRNG
¶	https://docs.python.org/dev/library/errno.html#errno.EUNATCH
¶	https://docs.python.org/dev/library/errno.html#errno.ENOCSI
¶	https://docs.python.org/dev/library/errno.html#errno.EL2HLT
¶	https://docs.python.org/dev/library/errno.html#errno.EBADE
¶	https://docs.python.org/dev/library/errno.html#errno.EBADR
¶	https://docs.python.org/dev/library/errno.html#errno.EXFULL
¶	https://docs.python.org/dev/library/errno.html#errno.ENOANO
¶	https://docs.python.org/dev/library/errno.html#errno.EBADRQC
¶	https://docs.python.org/dev/library/errno.html#errno.EBADSLT
¶	https://docs.python.org/dev/library/errno.html#errno.EDEADLOCK
¶	https://docs.python.org/dev/library/errno.html#errno.EBFONT
¶	https://docs.python.org/dev/library/errno.html#errno.ENOSTR
¶	https://docs.python.org/dev/library/errno.html#errno.ENODATA
¶	https://docs.python.org/dev/library/errno.html#errno.ETIME
¶	https://docs.python.org/dev/library/errno.html#errno.ENOSR
¶	https://docs.python.org/dev/library/errno.html#errno.ENONET
¶	https://docs.python.org/dev/library/errno.html#errno.ENOPKG
¶	https://docs.python.org/dev/library/errno.html#errno.EREMOTE
¶	https://docs.python.org/dev/library/errno.html#errno.ENOLINK
¶	https://docs.python.org/dev/library/errno.html#errno.EADV
¶	https://docs.python.org/dev/library/errno.html#errno.ESRMNT
¶	https://docs.python.org/dev/library/errno.html#errno.ECOMM
¶	https://docs.python.org/dev/library/errno.html#errno.EPROTO
¶	https://docs.python.org/dev/library/errno.html#errno.EMULTIHOP
¶	https://docs.python.org/dev/library/errno.html#errno.EDOTDOT
¶	https://docs.python.org/dev/library/errno.html#errno.EBADMSG
¶	https://docs.python.org/dev/library/errno.html#errno.EOVERFLOW
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTUNIQ
¶	https://docs.python.org/dev/library/errno.html#errno.EBADFD
¶	https://docs.python.org/dev/library/errno.html#errno.EREMCHG
¶	https://docs.python.org/dev/library/errno.html#errno.ELIBACC
¶	https://docs.python.org/dev/library/errno.html#errno.ELIBBAD
¶	https://docs.python.org/dev/library/errno.html#errno.ELIBSCN
¶	https://docs.python.org/dev/library/errno.html#errno.ELIBMAX
¶	https://docs.python.org/dev/library/errno.html#errno.ELIBEXEC
¶	https://docs.python.org/dev/library/errno.html#errno.EILSEQ
¶	https://docs.python.org/dev/library/errno.html#errno.ERESTART
¶	https://docs.python.org/dev/library/errno.html#errno.ESTRPIPE
¶	https://docs.python.org/dev/library/errno.html#errno.EUSERS
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTSOCK
¶	https://docs.python.org/dev/library/errno.html#errno.EDESTADDRREQ
¶	https://docs.python.org/dev/library/errno.html#errno.EMSGSIZE
¶	https://docs.python.org/dev/library/errno.html#errno.EPROTOTYPE
¶	https://docs.python.org/dev/library/errno.html#errno.ENOPROTOOPT
¶	https://docs.python.org/dev/library/errno.html#errno.EPROTONOSUPPORT
¶	https://docs.python.org/dev/library/errno.html#errno.ESOCKTNOSUPPORT
¶	https://docs.python.org/dev/library/errno.html#errno.EOPNOTSUPP
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTSUP
¶	https://docs.python.org/dev/library/errno.html#errno.EPFNOSUPPORT
¶	https://docs.python.org/dev/library/errno.html#errno.EAFNOSUPPORT
¶	https://docs.python.org/dev/library/errno.html#errno.EADDRINUSE
¶	https://docs.python.org/dev/library/errno.html#errno.EADDRNOTAVAIL
¶	https://docs.python.org/dev/library/errno.html#errno.ENETDOWN
¶	https://docs.python.org/dev/library/errno.html#errno.ENETUNREACH
¶	https://docs.python.org/dev/library/errno.html#errno.ENETRESET
¶	https://docs.python.org/dev/library/errno.html#errno.ECONNABORTED
ConnectionAbortedError	https://docs.python.org/dev/library/exceptions.html#ConnectionAbortedError
¶	https://docs.python.org/dev/library/errno.html#errno.ECONNRESET
ConnectionResetError	https://docs.python.org/dev/library/exceptions.html#ConnectionResetError
¶	https://docs.python.org/dev/library/errno.html#errno.ENOBUFS
¶	https://docs.python.org/dev/library/errno.html#errno.EISCONN
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTCONN
¶	https://docs.python.org/dev/library/errno.html#errno.ESHUTDOWN
BrokenPipeError	https://docs.python.org/dev/library/exceptions.html#BrokenPipeError
¶	https://docs.python.org/dev/library/errno.html#errno.ETOOMANYREFS
¶	https://docs.python.org/dev/library/errno.html#errno.ETIMEDOUT
TimeoutError	https://docs.python.org/dev/library/exceptions.html#TimeoutError
¶	https://docs.python.org/dev/library/errno.html#errno.ECONNREFUSED
ConnectionRefusedError	https://docs.python.org/dev/library/exceptions.html#ConnectionRefusedError
¶	https://docs.python.org/dev/library/errno.html#errno.EHOSTDOWN
¶	https://docs.python.org/dev/library/errno.html#errno.EHOSTUNREACH
¶	https://docs.python.org/dev/library/errno.html#errno.EHWPOISON
¶	https://docs.python.org/dev/library/errno.html#errno.EALREADY
BlockingIOError	https://docs.python.org/dev/library/exceptions.html#BlockingIOError
¶	https://docs.python.org/dev/library/errno.html#errno.EINPROGRESS
BlockingIOError	https://docs.python.org/dev/library/exceptions.html#BlockingIOError
¶	https://docs.python.org/dev/library/errno.html#errno.ESTALE
¶	https://docs.python.org/dev/library/errno.html#errno.EUCLEAN
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTNAM
¶	https://docs.python.org/dev/library/errno.html#errno.ENAVAIL
¶	https://docs.python.org/dev/library/errno.html#errno.EISNAM
¶	https://docs.python.org/dev/library/errno.html#errno.EREMOTEIO
¶	https://docs.python.org/dev/library/errno.html#errno.EDQUOT
¶	https://docs.python.org/dev/library/errno.html#errno.EQFULL
¶	https://docs.python.org/dev/library/errno.html#errno.ENOMEDIUM
¶	https://docs.python.org/dev/library/errno.html#errno.EMEDIUMTYPE
¶	https://docs.python.org/dev/library/errno.html#errno.ENOKEY
¶	https://docs.python.org/dev/library/errno.html#errno.EKEYEXPIRED
¶	https://docs.python.org/dev/library/errno.html#errno.EKEYREVOKED
¶	https://docs.python.org/dev/library/errno.html#errno.EKEYREJECTED
¶	https://docs.python.org/dev/library/errno.html#errno.ERFKILL
¶	https://docs.python.org/dev/library/errno.html#errno.ELOCKUNMAPPED
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTACTIVE
¶	https://docs.python.org/dev/library/errno.html#errno.EAUTH
¶	https://docs.python.org/dev/library/errno.html#errno.EBADARCH
¶	https://docs.python.org/dev/library/errno.html#errno.EBADEXEC
¶	https://docs.python.org/dev/library/errno.html#errno.EBADMACHO
¶	https://docs.python.org/dev/library/errno.html#errno.EDEVERR
¶	https://docs.python.org/dev/library/errno.html#errno.EFTYPE
¶	https://docs.python.org/dev/library/errno.html#errno.ENEEDAUTH
¶	https://docs.python.org/dev/library/errno.html#errno.ENOATTR
¶	https://docs.python.org/dev/library/errno.html#errno.ENOPOLICY
¶	https://docs.python.org/dev/library/errno.html#errno.EPROCLIM
¶	https://docs.python.org/dev/library/errno.html#errno.EPROCUNAVAIL
¶	https://docs.python.org/dev/library/errno.html#errno.EPROGMISMATCH
¶	https://docs.python.org/dev/library/errno.html#errno.EPROGUNAVAIL
¶	https://docs.python.org/dev/library/errno.html#errno.EPWROFF
¶	https://docs.python.org/dev/library/errno.html#errno.EBADRPC
¶	https://docs.python.org/dev/library/errno.html#errno.ERPCMISMATCH
¶	https://docs.python.org/dev/library/errno.html#errno.ESHLIBVERS
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTCAPABLE
PermissionError	https://docs.python.org/dev/library/exceptions.html#PermissionError
Availability	https://docs.python.org/dev/library/intro.html#availability
¶	https://docs.python.org/dev/library/errno.html#errno.ECANCELED
¶	https://docs.python.org/dev/library/errno.html#errno.EOWNERDEAD
¶	https://docs.python.org/dev/library/errno.html#errno.ENOTRECOVERABLE
platform — Access to underlying platform’s identifying data	https://docs.python.org/dev/library/platform.html
ctypes — A foreign function library for Python	https://docs.python.org/dev/library/ctypes.html
Report a bug	https://docs.python.org/dev/bugs.html
Show source	https://github.com/python/cpython/blob/main/Doc/library/errno.rst?plain=1
index	https://docs.python.org/dev/genindex.html
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next	https://docs.python.org/dev/library/ctypes.html
previous	https://docs.python.org/dev/library/platform.html
Python	https://www.python.org/
3.15.0a5 Documentation	https://docs.python.org/dev/index.html
The Python Standard Library	https://docs.python.org/dev/library/index.html
Generic Operating System Services	https://docs.python.org/dev/library/allos.html
errno — Standard errno system symbols	https://docs.python.org/dev/library/errno.html
Copyright	https://docs.python.org/dev/copyright.html
History and License	https://docs.python.org/license.html
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