o g-@sdZddlmZddlZddlmZgdZGdddeZGd d d eZ Gd d d e Z Gd dde Z GdddeZ GdddeZ Gddde ZGddde ZGddde ZGddde ZGdddeZGdddeZGdd d eZGd!d"d"eZGd#d$d$e ZGd%d&d&eZGd'd(d(eZGd)d*d*eZGd+d,d,eZGd-d.d.eZGd/d0d0eeZGd1d2d2eeZdd3l m!Z!m"Z"ee#d4d4d4d4d5d6dS)7a :mod:`websockets.exceptions` defines the following hierarchy of exceptions. * :exc:`WebSocketException` * :exc:`ConnectionClosed` * :exc:`ConnectionClosedOK` * :exc:`ConnectionClosedError` * :exc:`InvalidURI` * :exc:`InvalidHandshake` * :exc:`SecurityError` * :exc:`InvalidMessage` * :exc:`InvalidStatus` * :exc:`InvalidStatusCode` (legacy) * :exc:`InvalidHeader` * :exc:`InvalidHeaderFormat` * :exc:`InvalidHeaderValue` * :exc:`InvalidOrigin` * :exc:`InvalidUpgrade` * :exc:`NegotiationError` * :exc:`DuplicateParameter` * :exc:`InvalidParameterName` * :exc:`InvalidParameterValue` * :exc:`AbortHandshake` (legacy) * :exc:`RedirectHandshake` (legacy) * :exc:`ProtocolError` (Sans-I/O) * :exc:`PayloadTooBig` (Sans-I/O) * :exc:`InvalidState` (Sans-I/O) * :exc:`ConcurrencyError` ) annotationsN) lazy_import)WebSocketExceptionConnectionClosedConnectionClosedOKConnectionClosedError InvalidURIInvalidHandshake SecurityError InvalidStatus InvalidHeaderInvalidHeaderFormatInvalidHeaderValueInvalidMessage InvalidOriginInvalidUpgradeNegotiationErrorDuplicateParameterInvalidParameterNameInvalidParameterValue ProtocolError PayloadTooBig InvalidStateConcurrencyErrorc@eZdZdZdS)rz? Base class for all exceptions defined by websockets. N__name__ __module__ __qualname____doc__r!r!L/var/www/visachat/venv/lib/python3.10/site-packages/websockets/exceptions.pyrArc@sDeZdZdZ ddd d Zdd dZedddZedddZdS)ra Raised when trying to interact with a closed connection. Attributes: rcvd: If a close frame was received, its code and reason are available in ``rcvd.code`` and ``rcvd.reason``. sent: If a close frame was sent, its code and reason are available in ``sent.code`` and ``sent.reason``. rcvd_then_sent: If close frames were received and sent, this attribute tells in which order this happened, from the perspective of this side of the connection. Nrcvdframes.Close | Nonesentrcvd_then_sent bool | NonereturnNonecCs8||_||_||_|jdu|jdup|jduksJdSNr$r&r')selfr$r&r'r!r!r"__init__Ws&zConnectionClosed.__init__strcCsl|jdur|jdur dSd|jdS|jdurd|jdS|jr,d|jd|jSd|jd|jS)Nzno close frame received or sentzsent z; no close frame receivedz received z; no close frame sentz ; then sent z; then received r,r-r!r!r"__str__bs   zConnectionClosed.__str__intcCs&tdt|jdurtjjS|jjS)NzZConnectionClosed.code is deprecated; use Protocol.close_code or ConnectionClosed.rcvd.code)warningswarnDeprecationWarningr$frames CloseCodeABNORMAL_CLOSUREcoder0r!r!r"r9ss zConnectionClosed.codecCs"tdt|jdur dS|jjS)Nz`ConnectionClosed.reason is deprecated; use Protocol.close_reason or ConnectionClosed.rcvd.reason)r3r4r5r$reasonr0r!r!r"r;~s zConnectionClosed.reasonr+)r$r%r&r%r'r(r)r*r)r/)r)r2) rrrr r.r1propertyr9r;r!r!r!r"rHs   rc@r)rz Like :exc:`ConnectionClosed`, when the connection terminated properly. A close code with code 1000 (OK) or 1001 (going away) or without a code was received and sent. Nrr!r!r!r"rr#rc@r)rz Like :exc:`ConnectionClosed`, when the connection terminated with an error. A close frame with a code other than 1000 (OK) or 1001 (going away) was received or sent, or the closing handshake didn't complete properly. Nrr!r!r!r"rr#rc@s$eZdZdZd ddZd d d Zd S)r zL Raised when connecting to a URI that isn't a valid WebSocket URI. urir/msgr)r*cC||_||_dSr+r>r?)r-r>r?r!r!r"r. zInvalidURI.__init__cCs|jd|jS)Nz isn't a valid URI: rAr0r!r!r"r1zInvalidURI.__str__N)r>r/r?r/r)r*r<rrrr r.r1r!r!r!r"r  r c@r)r zM Base class for exceptions raised when the opening handshake fails. Nrr!r!r!r"r r#r c@r)r z Raised when a handshake request or response breaks a security rule. Security limits can be configured with :doc:`environment variables <../reference/variables>`. Nrr!r!r!r"r r#r c@r)rzD Raised when a handshake request or response is malformed. Nrr!r!r!r"rr#rc@s$eZdZdZd ddZd d d Zd S)r zJ Raised when a handshake response rejects the WebSocket upgrade. responsehttp11.Responser)r*cC ||_dSr+)rF)r-rFr!r!r"r. zInvalidStatus.__init__r/cCsd|jjdS)Nz+server rejected WebSocket connection: HTTP d)rF status_coder0r!r!r"r1szInvalidStatus.__str__N)rFrGr)r*r<rDr!r!r!r"r  r c@s&eZdZdZd dd d Zdd d ZdS)r zK Raised when an HTTP header doesn't have a valid format or value. Nnamer/value str | Noner)r*cCr@r+rMrNr-rMrNr!r!r"r.rBzInvalidHeader.__init__cCsD|jdur d|jdS|jdkrd|jdSd|jd|jS)Nzmissing z headerr:zempty zinvalid z header: rNrMr0r!r!r"r1s  zInvalidHeader.__str__r+rMr/rNrOr)r*r<rDr!r!r!r"r s r cs"eZdZdZd fd d ZZS) rz Raised when an HTTP header cannot be parsed. The format of the header doesn't match the grammar for that header. rMr/errorheaderposr2r)r*cs"t||d|d|dS)Nz at z in superr.)r-rMrTrUrV __class__r!r"r.s"zInvalidHeaderFormat.__init__) rMr/rTr/rUr/rVr2r)r*rrrr r. __classcell__r!r!rYr"rsrc@r)rz Raised when an HTTP header has a wrong value. The format of the header is correct but the value isn't acceptable. Nrr!r!r!r"rr#rcs"eZdZdZdfdd ZZS) rzD Raised when the Origin header in a request isn't allowed. originrOr)r*cstd|dS)NOriginrW)r-r]rYr!r"r.rCzInvalidOrigin.__init__)r]rOr)r*r[r!r!rYr"rsrc@r)rzF Raised when the Upgrade or Connection header isn't correct. Nrr!r!r!r"rr#rc@r)rzG Raised when negotiating an extension or a subprotocol fails. Nrr!r!r!r"r r#rc@$eZdZdZd ddZd dd Zd S) rzK Raised when a parameter name is repeated in an extension header. rMr/r)r*cCrHr+rMr-rMr!r!r"r.rIzDuplicateParameter.__init__cC d|jS)Nzduplicate parameter: r`r0r!r!r"r1 zDuplicateParameter.__str__NrMr/r)r*r<rDr!r!r!r"rrLrc@r_) rzJ Raised when a parameter name in an extension header is invalid. rMr/r)r*cCrHr+r`rar!r!r"r.&rIzInvalidParameterName.__init__cCrb)Nzinvalid parameter name: r`r0r!r!r"r1)rczInvalidParameterName.__str__Nrdr<rDr!r!r!r"r rLrc@s$eZdZdZd dd Zdd d Zd S)rzK Raised when a parameter value in an extension header is invalid. rMr/rNrOr)r*cCr@r+rPrQr!r!r"r.3rBzInvalidParameterValue.__init__cCs@|jdur d|jS|jdkrd|jSd|jd|jS)Nzmissing value for parameter r:zempty value for parameter zinvalid value for parameter z: rRr0r!r!r"r17s    zInvalidParameterValue.__str__NrSr<rDr!r!r!r"r-rErc@r)ra Raised when receiving or sending a frame that breaks the protocol. The Sans-I/O implementation raises this exception when: * receiving or sending a frame that contains invalid data; * receiving or sending an invalid sequence of frames. Nrr!r!r!r"r@r#rc@s4eZdZdZ  ddd d Zdd dZdddZdS)raU Raised when parsing a frame with a payload that exceeds the maximum size. The Sans-I/O layer uses this exception internally. It doesn't bubble up to the I/O layer. The :meth:`~websockets.extensions.Extension.decode` method of extensions must raise :exc:`PayloadTooBig` if decoding a frame would exceed the limit. Nsize_or_messageint | None | strmax_size int | Nonecur_sizer)r*cCsjt|tr|dus J|dusJtdt||_dSd|_||_|dus(J||_d|_| |dS)NzMPayloadTooBig(message) is deprecated; change to PayloadTooBig(size, max_size)) isinstancer/r3r4r5messagesizergriset_current_size)r-rergrir!r!r"r.Xs     zPayloadTooBig.__init__r/cCsb|jdur|jSd}|jdur|d|jd7}|jdur&|d|jd7}|d|jd7}|S)Nzframe zwith z bytes zafter reading zexceeds limit of z bytes)rkrlrirg)r-rkr!r!r"r1os   zPayloadTooBig.__str__cCs2|jdusJ|dur|j|7_||_dSdSr+)rirg)r-rir!r!r"rm{s  zPayloadTooBig.set_current_size)NN)rerfrgrhrirhr)r*r<)rirhr)r*)rrrr r.r1rmr!r!r!r"rLs  rc@r)ra Raised when sending a frame is forbidden in the current state. Specifically, the Sans-I/O layer raises this exception when: * sending a data frame to a connection in a state other :attr:`~websockets.protocol.State.OPEN`; * sending a control frame to a connection in a state other than :attr:`~websockets.protocol.State.OPEN` or :attr:`~websockets.protocol.State.CLOSING`. Nrr!r!r!r"rr#rc@r)rz Raised when receiving or sending messages concurrently. WebSocket is a connection-oriented protocol. Reads must be serialized; so must be writes. However, reading and writing concurrently is possible. Nrr!r!r!r"rr#r)r6http11z.legacy.exceptions)AbortHandshakeInvalidStatusCodeRedirectHandshakeWebSocketProtocolError)deprecated_aliases)$r __future__rr3importsr__all__ Exceptionrrrrr r r rr r rrrrrrrrrrAssertionErrorr RuntimeErrorrr:r6rnglobalsr!r!r!r"sH  B         6