partition stringclasses 3
values | func_name stringlengths 1 134 | docstring stringlengths 1 46.9k | path stringlengths 4 223 | original_string stringlengths 75 104k | code stringlengths 75 104k | docstring_tokens listlengths 1 1.97k | repo stringlengths 7 55 | language stringclasses 1
value | url stringlengths 87 315 | code_tokens listlengths 19 28.4k | sha stringlengths 40 40 |
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train | pack_args_by_32 | Copy necessary variables to pre-allocated memory section.
:param holder: Complete holder for all args
:param maxlen: Total length in bytes of the full arg section (static + dynamic).
:param arg: Current arg to pack
:param context: Context of arg
:param placeholder: Static placeholder for static arg... | vyper/parser/parser.py | def pack_args_by_32(holder, maxlen, arg, typ, context, placeholder,
dynamic_offset_counter=None, datamem_start=None, zero_pad_i=None, pos=None):
"""
Copy necessary variables to pre-allocated memory section.
:param holder: Complete holder for all args
:param maxlen: Total length in b... | def pack_args_by_32(holder, maxlen, arg, typ, context, placeholder,
dynamic_offset_counter=None, datamem_start=None, zero_pad_i=None, pos=None):
"""
Copy necessary variables to pre-allocated memory section.
:param holder: Complete holder for all args
:param maxlen: Total length in b... | [
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train | validate_version_pragma | Validates a version pragma directive against the current compiler version. | vyper/parser/pre_parser.py | def validate_version_pragma(version_str: str, start: ParserPosition) -> None:
"""
Validates a version pragma directive against the current compiler version.
"""
from vyper import (
__version__,
)
version_arr = version_str.split('@version')
file_version = version_arr[1].strip()
... | def validate_version_pragma(version_str: str, start: ParserPosition) -> None:
"""
Validates a version pragma directive against the current compiler version.
"""
from vyper import (
__version__,
)
version_arr = version_str.split('@version')
file_version = version_arr[1].strip()
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train | pre_parse | Re-formats a vyper source string into a python source string and performs
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* Translates "contract" and "struct" keyword into python "class" keyword
* Validates "@version" pragma against current compiler version
* Prevents direct use of python "class" keyword
* Pr... | vyper/parser/pre_parser.py | def pre_parse(code: str) -> Tuple[ClassTypes, str]:
"""
Re-formats a vyper source string into a python source string and performs
some validation. More specifically,
* Translates "contract" and "struct" keyword into python "class" keyword
* Validates "@version" pragma against current compiler vers... | def pre_parse(code: str) -> Tuple[ClassTypes, str]:
"""
Re-formats a vyper source string into a python source string and performs
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* Translates "contract" and "struct" keyword into python "class" keyword
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train | GlobalContext.is_valid_varname | Valid variable name, checked against global context. | vyper/parser/global_context.py | def is_valid_varname(self, name, item):
""" Valid variable name, checked against global context. """
check_valid_varname(name, self._custom_units, self._structs, self._constants, item)
if name in self._globals:
raise VariableDeclarationException(
'Invalid name "%s", p... | def is_valid_varname(self, name, item):
""" Valid variable name, checked against global context. """
check_valid_varname(name, self._custom_units, self._structs, self._constants, item)
if name in self._globals:
raise VariableDeclarationException(
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train | GlobalContext.get_nonrentrant_counter | Nonrentrant locks use a prefix with a counter to minimise deployment cost of a contract. | vyper/parser/global_context.py | def get_nonrentrant_counter(self, key):
"""
Nonrentrant locks use a prefix with a counter to minimise deployment cost of a contract.
"""
prefix = NONRENTRANT_STORAGE_OFFSET
if key in self._nonrentrant_keys:
return self._nonrentrant_keys[key]
else:
... | def get_nonrentrant_counter(self, key):
"""
Nonrentrant locks use a prefix with a counter to minimise deployment cost of a contract.
"""
prefix = NONRENTRANT_STORAGE_OFFSET
if key in self._nonrentrant_keys:
return self._nonrentrant_keys[key]
else:
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train | Stmt._is_list_iter | Test if the current statement is a type of list, used in for loops. | vyper/parser/stmt.py | def _is_list_iter(self):
"""
Test if the current statement is a type of list, used in for loops.
"""
# Check for literal or memory list.
iter_var_type = (
self.context.vars.get(self.stmt.iter.id).typ
if isinstance(self.stmt.iter, ast.Name)
els... | def _is_list_iter(self):
"""
Test if the current statement is a type of list, used in for loops.
"""
# Check for literal or memory list.
iter_var_type = (
self.context.vars.get(self.stmt.iter.id).typ
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train | Constants.get_constant | Return unrolled const | vyper/parser/constants.py | def get_constant(self, const_name, context):
""" Return unrolled const """
# check if value is compatible with
const = self._constants[const_name]
if isinstance(const, ast.AnnAssign): # Handle ByteArrays.
if context:
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# check if value is compatible with
const = self._constants[const_name]
if isinstance(const, ast.AnnAssign): # Handle ByteArrays.
if context:
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train | FunctionSignature.lookup_sig | Using a list of args, determine the most accurate signature to use from
the given context | vyper/signatures/function_signature.py | def lookup_sig(cls, sigs, method_name, expr_args, stmt_or_expr, context):
"""
Using a list of args, determine the most accurate signature to use from
the given context
"""
def synonymise(s):
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# for s... | def lookup_sig(cls, sigs, method_name, expr_args, stmt_or_expr, context):
"""
Using a list of args, determine the most accurate signature to use from
the given context
"""
def synonymise(s):
return s.replace('int128', 'num').replace('uint256', 'num')
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train | annotate_and_optimize_ast | Performs annotation and optimization on a parsed python AST by doing the
following:
* Annotating all AST nodes with the originating source code of the AST
* Annotating class definition nodes with their original class type
("contract" or "struct")
* Substituting negative values for unary subtracti... | vyper/parser/parser_utils.py | def annotate_and_optimize_ast(
parsed_ast: ast.Module,
source_code: str,
class_types: Optional[ClassTypes] = None,
) -> None:
"""
Performs annotation and optimization on a parsed python AST by doing the
following:
* Annotating all AST nodes with the originating source code of the AST
* ... | def annotate_and_optimize_ast(
parsed_ast: ast.Module,
source_code: str,
class_types: Optional[ClassTypes] = None,
) -> None:
"""
Performs annotation and optimization on a parsed python AST by doing the
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train | check_valid_varname | Handle invalid variable names | vyper/utils.py | def check_valid_varname(varname,
custom_units,
custom_structs,
constants,
pos,
error_prefix="Variable name invalid.",
exc=None):
""" Handle invalid variable names """
e... | def check_valid_varname(varname,
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""" Handle invalid variable names """
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train | allocate_mid | Allocate a MID which has not been used yet. | aiortc/rtcpeerconnection.py | def allocate_mid(mids):
"""
Allocate a MID which has not been used yet.
"""
i = 0
while True:
mid = str(i)
if mid not in mids:
mids.add(mid)
return mid
i += 1 | def allocate_mid(mids):
"""
Allocate a MID which has not been used yet.
"""
i = 0
while True:
mid = str(i)
if mid not in mids:
mids.add(mid)
return mid
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train | RTCPeerConnection.addIceCandidate | Add a new :class:`RTCIceCandidate` received from the remote peer.
The specified candidate must have a value for either `sdpMid` or `sdpMLineIndex`. | aiortc/rtcpeerconnection.py | def addIceCandidate(self, candidate):
"""
Add a new :class:`RTCIceCandidate` received from the remote peer.
The specified candidate must have a value for either `sdpMid` or `sdpMLineIndex`.
"""
if candidate.sdpMid is None and candidate.sdpMLineIndex is None:
raise Va... | def addIceCandidate(self, candidate):
"""
Add a new :class:`RTCIceCandidate` received from the remote peer.
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"""
if candidate.sdpMid is None and candidate.sdpMLineIndex is None:
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train | RTCPeerConnection.addTrack | Add a :class:`MediaStreamTrack` to the set of media tracks which
will be transmitted to the remote peer. | aiortc/rtcpeerconnection.py | def addTrack(self, track):
"""
Add a :class:`MediaStreamTrack` to the set of media tracks which
will be transmitted to the remote peer.
"""
# check state is valid
self.__assertNotClosed()
if track.kind not in ['audio', 'video']:
raise InternalError('In... | def addTrack(self, track):
"""
Add a :class:`MediaStreamTrack` to the set of media tracks which
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"""
# check state is valid
self.__assertNotClosed()
if track.kind not in ['audio', 'video']:
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train | RTCPeerConnection.addTransceiver | Add a new :class:`RTCRtpTransceiver`. | aiortc/rtcpeerconnection.py | def addTransceiver(self, trackOrKind, direction='sendrecv'):
"""
Add a new :class:`RTCRtpTransceiver`.
"""
self.__assertNotClosed()
# determine track or kind
if hasattr(trackOrKind, 'kind'):
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track = trackOrKind
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Add a new :class:`RTCRtpTransceiver`.
"""
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train | RTCPeerConnection.close | Terminate the ICE agent, ending ICE processing and streams. | aiortc/rtcpeerconnection.py | async def close(self):
"""
Terminate the ICE agent, ending ICE processing and streams.
"""
if self.__isClosed:
return
self.__isClosed = True
self.__setSignalingState('closed')
# stop senders / receivers
for transceiver in self.__transceivers:
... | async def close(self):
"""
Terminate the ICE agent, ending ICE processing and streams.
"""
if self.__isClosed:
return
self.__isClosed = True
self.__setSignalingState('closed')
# stop senders / receivers
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train | RTCPeerConnection.createAnswer | Create an SDP answer to an offer received from a remote peer during
the offer/answer negotiation of a WebRTC connection.
:rtype: :class:`RTCSessionDescription` | aiortc/rtcpeerconnection.py | async def createAnswer(self):
"""
Create an SDP answer to an offer received from a remote peer during
the offer/answer negotiation of a WebRTC connection.
:rtype: :class:`RTCSessionDescription`
"""
# check state is valid
self.__assertNotClosed()
if self.s... | async def createAnswer(self):
"""
Create an SDP answer to an offer received from a remote peer during
the offer/answer negotiation of a WebRTC connection.
:rtype: :class:`RTCSessionDescription`
"""
# check state is valid
self.__assertNotClosed()
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train | RTCPeerConnection.createDataChannel | Create a data channel with the given label.
:rtype: :class:`RTCDataChannel` | aiortc/rtcpeerconnection.py | def createDataChannel(self, label, maxPacketLifeTime=None, maxRetransmits=None,
ordered=True, protocol='', negotiated=False, id=None):
"""
Create a data channel with the given label.
:rtype: :class:`RTCDataChannel`
"""
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Create a data channel with the given label.
:rtype: :class:`RTCDataChannel`
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train | RTCPeerConnection.createOffer | Create an SDP offer for the purpose of starting a new WebRTC
connection to a remote peer.
:rtype: :class:`RTCSessionDescription` | aiortc/rtcpeerconnection.py | async def createOffer(self):
"""
Create an SDP offer for the purpose of starting a new WebRTC
connection to a remote peer.
:rtype: :class:`RTCSessionDescription`
"""
# check state is valid
self.__assertNotClosed()
if not self.__sctp and not self.__transc... | async def createOffer(self):
"""
Create an SDP offer for the purpose of starting a new WebRTC
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:rtype: :class:`RTCSessionDescription`
"""
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train | RTCPeerConnection.getStats | Returns statistics for the connection.
:rtype: :class:`RTCStatsReport` | aiortc/rtcpeerconnection.py | async def getStats(self):
"""
Returns statistics for the connection.
:rtype: :class:`RTCStatsReport`
"""
merged = RTCStatsReport()
coros = [x.getStats() for x in (self.getSenders() + self.getReceivers())]
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me... | async def getStats(self):
"""
Returns statistics for the connection.
:rtype: :class:`RTCStatsReport`
"""
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train | RTCPeerConnection.setLocalDescription | Change the local description associated with the connection.
:param: sessionDescription: An :class:`RTCSessionDescription` generated
by :meth:`createOffer` or :meth:`createAnswer()`. | aiortc/rtcpeerconnection.py | async def setLocalDescription(self, sessionDescription):
"""
Change the local description associated with the connection.
:param: sessionDescription: An :class:`RTCSessionDescription` generated
by :meth:`createOffer` or :meth:`createAnswer()`.
"""
... | async def setLocalDescription(self, sessionDescription):
"""
Change the local description associated with the connection.
:param: sessionDescription: An :class:`RTCSessionDescription` generated
by :meth:`createOffer` or :meth:`createAnswer()`.
"""
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train | RTCPeerConnection.setRemoteDescription | Changes the remote description associated with the connection.
:param: sessionDescription: An :class:`RTCSessionDescription` created from
information received over the signaling channel. | aiortc/rtcpeerconnection.py | async def setRemoteDescription(self, sessionDescription):
"""
Changes the remote description associated with the connection.
:param: sessionDescription: An :class:`RTCSessionDescription` created from
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Changes the remote description associated with the connection.
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train | pack_remb_fci | Pack the FCI for a Receiver Estimated Maximum Bitrate report.
https://tools.ietf.org/html/draft-alvestrand-rmcat-remb-03 | aiortc/rtp.py | def pack_remb_fci(bitrate, ssrcs):
"""
Pack the FCI for a Receiver Estimated Maximum Bitrate report.
https://tools.ietf.org/html/draft-alvestrand-rmcat-remb-03
"""
data = b'REMB'
exponent = 0
mantissa = bitrate
while mantissa > 0x3ffff:
mantissa >>= 1
exponent += 1
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"""
Pack the FCI for a Receiver Estimated Maximum Bitrate report.
https://tools.ietf.org/html/draft-alvestrand-rmcat-remb-03
"""
data = b'REMB'
exponent = 0
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while mantissa > 0x3ffff:
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exponent += 1
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train | unpack_remb_fci | Unpack the FCI for a Receiver Estimated Maximum Bitrate report.
https://tools.ietf.org/html/draft-alvestrand-rmcat-remb-03 | aiortc/rtp.py | def unpack_remb_fci(data):
"""
Unpack the FCI for a Receiver Estimated Maximum Bitrate report.
https://tools.ietf.org/html/draft-alvestrand-rmcat-remb-03
"""
if len(data) < 8 or data[0:4] != b'REMB':
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exponent = (data[5] & 0xfc) >> 2
mantissa ... | def unpack_remb_fci(data):
"""
Unpack the FCI for a Receiver Estimated Maximum Bitrate report.
https://tools.ietf.org/html/draft-alvestrand-rmcat-remb-03
"""
if len(data) < 8 or data[0:4] != b'REMB':
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train | unpack_header_extensions | Parse header extensions according to RFC 5285. | aiortc/rtp.py | def unpack_header_extensions(extension_profile: int,
extension_value: bytes) -> List[Tuple[int, bytes]]:
"""
Parse header extensions according to RFC 5285.
"""
extensions = []
pos = 0
if extension_profile == 0xBEDE:
# One-Byte Header
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"""
Parse header extensions according to RFC 5285.
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train | pack_header_extensions | Serialize header extensions according to RFC 5285. | aiortc/rtp.py | def pack_header_extensions(extensions: List[Tuple[int, bytes]]) -> Tuple[int, bytes]:
"""
Serialize header extensions according to RFC 5285.
"""
extension_profile = 0
extension_value = b''
if not extensions:
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Serialize header extensions according to RFC 5285.
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train | unwrap_rtx | Recover initial packet from a retransmission packet. | aiortc/rtp.py | def unwrap_rtx(rtx, payload_type, ssrc):
"""
Recover initial packet from a retransmission packet.
"""
packet = RtpPacket(
payload_type=payload_type,
marker=rtx.marker,
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timestamp=rtx.timestamp,
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"""
Recover initial packet from a retransmission packet.
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packet = RtpPacket(
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train | wrap_rtx | Create a retransmission packet from a lost packet. | aiortc/rtp.py | def wrap_rtx(packet, payload_type, sequence_number, ssrc):
"""
Create a retransmission packet from a lost packet.
"""
rtx = RtpPacket(
payload_type=payload_type,
marker=packet.marker,
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Create a retransmission packet from a lost packet.
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train | RTCRtpSender.getStats | Returns statistics about the RTP sender.
:rtype: :class:`RTCStatsReport` | aiortc/rtcrtpsender.py | async def getStats(self):
"""
Returns statistics about the RTP sender.
:rtype: :class:`RTCStatsReport`
"""
self.__stats.add(RTCOutboundRtpStreamStats(
# RTCStats
timestamp=clock.current_datetime(),
type='outbound-rtp',
id='outbound... | async def getStats(self):
"""
Returns statistics about the RTP sender.
:rtype: :class:`RTCStatsReport`
"""
self.__stats.add(RTCOutboundRtpStreamStats(
# RTCStats
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train | RTCRtpSender.send | Attempt to set the parameters controlling the sending of media.
:param: parameters: The :class:`RTCRtpParameters` for the sender. | aiortc/rtcrtpsender.py | async def send(self, parameters: RTCRtpSendParameters):
"""
Attempt to set the parameters controlling the sending of media.
:param: parameters: The :class:`RTCRtpParameters` for the sender.
"""
if not self.__started:
self.__cname = parameters.rtcp.cname
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"""
Attempt to set the parameters controlling the sending of media.
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"""
if not self.__started:
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train | RTCRtpSender.stop | Irreversibly stop the sender. | aiortc/rtcrtpsender.py | async def stop(self):
"""
Irreversibly stop the sender.
"""
if self.__started:
self.__transport._unregister_rtp_sender(self)
self.__rtp_task.cancel()
self.__rtcp_task.cancel()
await asyncio.gather(
self.__rtp_exited.wait(),
... | async def stop(self):
"""
Irreversibly stop the sender.
"""
if self.__started:
self.__transport._unregister_rtp_sender(self)
self.__rtp_task.cancel()
self.__rtcp_task.cancel()
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self.__rtp_exited.wait(),
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train | RTCRtpSender._retransmit | Retransmit an RTP packet which was reported as lost. | aiortc/rtcrtpsender.py | async def _retransmit(self, sequence_number):
"""
Retransmit an RTP packet which was reported as lost.
"""
packet = self.__rtp_history.get(sequence_number % RTP_HISTORY_SIZE)
if packet and packet.sequence_number == sequence_number:
if self.__rtx_payload_type is not No... | async def _retransmit(self, sequence_number):
"""
Retransmit an RTP packet which was reported as lost.
"""
packet = self.__rtp_history.get(sequence_number % RTP_HISTORY_SIZE)
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train | Tun.up | Bring up interface. Equivalent to ifconfig [iface] up. | examples/datachannel-vpn/tuntap.py | def up(self):
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flags = self.ifflags | IFF_UP
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train | Tun.open | Open file corresponding to the TUN device. | examples/datachannel-vpn/tuntap.py | def open(self):
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train | RTCIceGatherer.gather | Gather ICE candidates. | aiortc/rtcicetransport.py | async def gather(self):
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Gather ICE candidates.
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train | RTCIceGatherer.getLocalParameters | Retrieve the ICE parameters of the ICE gatherer.
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"""
Retrieve the ICE parameters of the ICE gatherer.
:rtype: RTCIceParameters
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train | RTCIceTransport.addRemoteCandidate | Add a remote candidate. | aiortc/rtcicetransport.py | def addRemoteCandidate(self, candidate):
"""
Add a remote candidate.
"""
# FIXME: don't use private member!
if not self._connection._remote_candidates_end:
if candidate is None:
self._connection.add_remote_candidate(None)
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... | def addRemoteCandidate(self, candidate):
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Add a remote candidate.
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train | RTCIceTransport.start | Initiate connectivity checks.
:param: remoteParameters: The :class:`RTCIceParameters` associated with
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Initiate connectivity checks.
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train | RTCDataChannel.send | Send `data` across the data channel to the remote peer. | aiortc/rtcdatachannel.py | def send(self, data):
"""
Send `data` across the data channel to the remote peer.
"""
if self.readyState != 'open':
raise InvalidStateError
if not isinstance(data, (str, bytes)):
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Send `data` across the data channel to the remote peer.
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Override the default codec preferences.
See :meth:`RTCRtpSender.getCapabilities` and :meth:`RTCRtpReceiver.getCapabilities`
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Override the default codec preferences.
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train | RTCRtpTransceiver.stop | Permanently stops the :class:`RTCRtpTransceiver`. | aiortc/rtcrtptransceiver.py | async def stop(self):
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Permanently stops the :class:`RTCRtpTransceiver`.
"""
await self.__receiver.stop()
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self.__stopped = True | async def stop(self):
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Permanently stops the :class:`RTCRtpTransceiver`.
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train | MediaBlackhole.start | Start discarding media. | aiortc/contrib/media.py | async def start(self):
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Start discarding media.
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self.__tracks[track] = asyncio.ensure_future(blackhole_consume(track)) | async def start(self):
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Start discarding media.
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train | MediaBlackhole.stop | Stop discarding media. | aiortc/contrib/media.py | async def stop(self):
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Stop discarding media.
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Stop discarding media.
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train | MediaRecorder.addTrack | Add a track to be recorded.
:param: track: An :class:`aiortc.AudioStreamTrack` or :class:`aiortc.VideoStreamTrack`. | aiortc/contrib/media.py | def addTrack(self, track):
"""
Add a track to be recorded.
:param: track: An :class:`aiortc.AudioStreamTrack` or :class:`aiortc.VideoStreamTrack`.
"""
if track.kind == 'audio':
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... | def addTrack(self, track):
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Add a track to be recorded.
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train | MediaRecorder.start | Start recording. | aiortc/contrib/media.py | async def start(self):
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Start recording.
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train | MediaRecorder.stop | Stop recording. | aiortc/contrib/media.py | async def stop(self):
"""
Stop recording.
"""
if self.__container:
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if context.task is not None:
context.task.cancel()
context.task = None
for packet in con... | async def stop(self):
"""
Stop recording.
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context.task.cancel()
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train | RTCCertificate.expires | The date and time after which the certificate will be considered invalid. | aiortc/rtcdtlstransport.py | def expires(self):
"""
The date and time after which the certificate will be considered invalid.
"""
not_after = self._cert.get_notAfter().decode('ascii')
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train | RTCCertificate.generateCertificate | Create and return an X.509 certificate and corresponding private key.
:rtype: RTCCertificate | aiortc/rtcdtlstransport.py | def generateCertificate(cls):
"""
Create and return an X.509 certificate and corresponding private key.
:rtype: RTCCertificate
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cert = generate_certificate(key)
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train | RTCDtlsTransport.start | Start DTLS transport negotiation with the parameters of the remote
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"""
Start DTLS transport negotiation with the parameters of the remote
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:param: remoteParameters: An :class:`RTCDtlsParameters`.
"""
assert self._state == State.NEW
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Start DTLS transport negotiation with the parameters of the remote
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train | RTCDtlsTransport.stop | Stop and close the DTLS transport. | aiortc/rtcdtlstransport.py | async def stop(self):
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Stop and close the DTLS transport.
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Stop and close the DTLS transport.
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train | RTCDtlsTransport._write_ssl | Flush outgoing data which OpenSSL put in our BIO to the transport. | aiortc/rtcdtlstransport.py | async def _write_ssl(self):
"""
Flush outgoing data which OpenSSL put in our BIO to the transport.
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Flush outgoing data which OpenSSL put in our BIO to the transport.
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train | AimdRateControl.set_estimate | For testing purposes. | aiortc/rate.py | def set_estimate(self, bitrate: int, now_ms: int):
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For testing purposes.
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train | AudioStreamTrack.recv | Receive the next :class:`~av.audio.frame.AudioFrame`.
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Receive the next :class:`~av.audio.frame.AudioFrame`.
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train | VideoStreamTrack.recv | Receive the next :class:`~av.video.frame.VideoFrame`.
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train | InboundStream.prune_chunks | Prune chunks up to the given TSN. | aiortc/rtcsctptransport.py | def prune_chunks(self, tsn):
"""
Prune chunks up to the given TSN.
"""
pos = -1
size = 0
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Prune chunks up to the given TSN.
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pos = -1
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train | RTCSctpTransport.start | Start the transport. | aiortc/rtcsctptransport.py | async def start(self, remoteCaps, remotePort):
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Start the transport.
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Start the transport.
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train | RTCSctpTransport.stop | Stop the transport. | aiortc/rtcsctptransport.py | async def stop(self):
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Stop the transport.
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if self._association_state != self.State.CLOSED:
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train | RTCSctpTransport._init | Initialize the association. | aiortc/rtcsctptransport.py | async def _init(self):
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Initialize the association.
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chunk = InitChunk()
chunk.initiate_tag = self._local_verification_tag
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train | RTCSctpTransport._get_extensions | Gets what extensions are supported by the remote party. | aiortc/rtcsctptransport.py | def _get_extensions(self, params):
"""
Gets what extensions are supported by the remote party.
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Gets what extensions are supported by the remote party.
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train | RTCSctpTransport._set_extensions | Sets what extensions are supported by the local party. | aiortc/rtcsctptransport.py | def _set_extensions(self, params):
"""
Sets what extensions are supported by the local party.
"""
extensions = []
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Sets what extensions are supported by the local party.
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train | RTCSctpTransport._get_inbound_stream | Get or create the inbound stream with the specified ID. | aiortc/rtcsctptransport.py | def _get_inbound_stream(self, stream_id):
"""
Get or create the inbound stream with the specified ID.
"""
if stream_id not in self._inbound_streams:
self._inbound_streams[stream_id] = InboundStream()
return self._inbound_streams[stream_id] | def _get_inbound_stream(self, stream_id):
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Get or create the inbound stream with the specified ID.
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train | RTCSctpTransport._handle_data | Handle data received from the network. | aiortc/rtcsctptransport.py | async def _handle_data(self, data):
"""
Handle data received from the network.
"""
try:
_, _, verification_tag, chunks = parse_packet(data)
except ValueError:
return
# is this an init?
init_chunk = len([x for x in chunks if isinstance(x, I... | async def _handle_data(self, data):
"""
Handle data received from the network.
"""
try:
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train | RTCSctpTransport._maybe_abandon | Determine if a chunk needs to be marked as abandoned.
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train | RTCSctpTransport._mark_received | Mark an incoming data TSN as received. | aiortc/rtcsctptransport.py | def _mark_received(self, tsn):
"""
Mark an incoming data TSN as received.
"""
# it's a duplicate
if uint32_gte(self._last_received_tsn, tsn) or tsn in self._sack_misordered:
self._sack_duplicates.append(tsn)
return True
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Mark an incoming data TSN as received.
"""
# it's a duplicate
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train | RTCSctpTransport._receive | Receive data stream -> ULP. | aiortc/rtcsctptransport.py | async def _receive(self, stream_id, pp_id, data):
"""
Receive data stream -> ULP.
"""
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train | RTCSctpTransport._receive_chunk | Handle an incoming chunk. | aiortc/rtcsctptransport.py | async def _receive_chunk(self, chunk):
"""
Handle an incoming chunk.
"""
self.__log_debug('< %s', chunk)
# common
if isinstance(chunk, DataChunk):
await self._receive_data_chunk(chunk)
elif isinstance(chunk, SackChunk):
await self._receive... | async def _receive_chunk(self, chunk):
"""
Handle an incoming chunk.
"""
self.__log_debug('< %s', chunk)
# common
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train | RTCSctpTransport._receive_data_chunk | Handle a DATA chunk. | aiortc/rtcsctptransport.py | async def _receive_data_chunk(self, chunk):
"""
Handle a DATA chunk.
"""
self._sack_needed = True
# mark as received
if self._mark_received(chunk.tsn):
return
# find stream
inbound_stream = self._get_inbound_stream(chunk.stream_id)
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Handle a DATA chunk.
"""
self._sack_needed = True
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train | RTCSctpTransport._receive_forward_tsn_chunk | Handle a FORWARD TSN chunk. | aiortc/rtcsctptransport.py | async def _receive_forward_tsn_chunk(self, chunk):
"""
Handle a FORWARD TSN chunk.
"""
self._sack_needed = True
# it's a duplicate
if uint32_gte(self._last_received_tsn, chunk.cumulative_tsn):
return
def is_obsolete(x):
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"""
Handle a FORWARD TSN chunk.
"""
self._sack_needed = True
# it's a duplicate
if uint32_gte(self._last_received_tsn, chunk.cumulative_tsn):
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train | RTCSctpTransport._receive_sack_chunk | Handle a SACK chunk. | aiortc/rtcsctptransport.py | async def _receive_sack_chunk(self, chunk):
"""
Handle a SACK chunk.
"""
if uint32_gt(self._last_sacked_tsn, chunk.cumulative_tsn):
return
received_time = time.time()
self._last_sacked_tsn = chunk.cumulative_tsn
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"""
Handle a SACK chunk.
"""
if uint32_gt(self._last_sacked_tsn, chunk.cumulative_tsn):
return
received_time = time.time()
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train | RTCSctpTransport._receive_reconfig_param | Handle a RE-CONFIG parameter. | aiortc/rtcsctptransport.py | async def _receive_reconfig_param(self, param):
"""
Handle a RE-CONFIG parameter.
"""
self.__log_debug('<< %s', param)
if isinstance(param, StreamResetOutgoingParam):
# mark closed inbound streams
for stream_id in param.streams:
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"""
Handle a RE-CONFIG parameter.
"""
self.__log_debug('<< %s', param)
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# mark closed inbound streams
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train | RTCSctpTransport._send | Send data ULP -> stream. | aiortc/rtcsctptransport.py | async def _send(self, stream_id, pp_id, user_data,
expiry=None, max_retransmits=None, ordered=True):
"""
Send data ULP -> stream.
"""
if ordered:
stream_seq = self._outbound_stream_seq.get(stream_id, 0)
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stream_seq = 0
fra... | async def _send(self, stream_id, pp_id, user_data,
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"""
Send data ULP -> stream.
"""
if ordered:
stream_seq = self._outbound_stream_seq.get(stream_id, 0)
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stream_seq = 0
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train | RTCSctpTransport._send_chunk | Transmit a chunk (no bundling for now). | aiortc/rtcsctptransport.py | async def _send_chunk(self, chunk):
"""
Transmit a chunk (no bundling for now).
"""
self.__log_debug('> %s', chunk)
await self.__transport._send_data(serialize_packet(
self._local_port,
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self._remote_verification_tag,
... | async def _send_chunk(self, chunk):
"""
Transmit a chunk (no bundling for now).
"""
self.__log_debug('> %s', chunk)
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train | RTCSctpTransport._send_sack | Build and send a selective acknowledgement (SACK) chunk. | aiortc/rtcsctptransport.py | async def _send_sack(self):
"""
Build and send a selective acknowledgement (SACK) chunk.
"""
gaps = []
gap_next = None
for tsn in sorted(self._sack_misordered):
pos = (tsn - self._last_received_tsn) % SCTP_TSN_MODULO
if tsn == gap_next:
... | async def _send_sack(self):
"""
Build and send a selective acknowledgement (SACK) chunk.
"""
gaps = []
gap_next = None
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pos = (tsn - self._last_received_tsn) % SCTP_TSN_MODULO
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train | RTCSctpTransport._set_state | Transition the SCTP association to a new state. | aiortc/rtcsctptransport.py | def _set_state(self, state):
"""
Transition the SCTP association to a new state.
"""
if state != self._association_state:
self.__log_debug('- %s -> %s', self._association_state, state)
self._association_state = state
if state == self.State.ESTABLISHED:
... | def _set_state(self, state):
"""
Transition the SCTP association to a new state.
"""
if state != self._association_state:
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self._association_state = state
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train | RTCSctpTransport._transmit | Transmit outbound data. | aiortc/rtcsctptransport.py | async def _transmit(self):
"""
Transmit outbound data.
"""
# send FORWARD TSN
if self._forward_tsn_chunk is not None:
await self._send_chunk(self._forward_tsn_chunk)
self._forward_tsn_chunk = None
# ensure T3 is running
if not self... | async def _transmit(self):
"""
Transmit outbound data.
"""
# send FORWARD TSN
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train | RTCSctpTransport._update_advanced_peer_ack_point | Try to advance "Advanced.Peer.Ack.Point" according to RFC 3758. | aiortc/rtcsctptransport.py | def _update_advanced_peer_ack_point(self):
"""
Try to advance "Advanced.Peer.Ack.Point" according to RFC 3758.
"""
if uint32_gt(self._last_sacked_tsn, self._advanced_peer_ack_tsn):
self._advanced_peer_ack_tsn = self._last_sacked_tsn
done = 0
streams = {}
... | def _update_advanced_peer_ack_point(self):
"""
Try to advance "Advanced.Peer.Ack.Point" according to RFC 3758.
"""
if uint32_gt(self._last_sacked_tsn, self._advanced_peer_ack_tsn):
self._advanced_peer_ack_tsn = self._last_sacked_tsn
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train | RTCSctpTransport._update_rto | Update RTO given a new roundtrip measurement R. | aiortc/rtcsctptransport.py | def _update_rto(self, R):
"""
Update RTO given a new roundtrip measurement R.
"""
if self._srtt is None:
self._rttvar = R / 2
self._srtt = R
else:
self._rttvar = (1 - SCTP_RTO_BETA) * self._rttvar + SCTP_RTO_BETA * abs(self._srtt - R)
... | def _update_rto(self, R):
"""
Update RTO given a new roundtrip measurement R.
"""
if self._srtt is None:
self._rttvar = R / 2
self._srtt = R
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self._rttvar = (1 - SCTP_RTO_BETA) * self._rttvar + SCTP_RTO_BETA * abs(self._srtt - R)
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train | RTCSctpTransport._data_channel_close | Request closing the datachannel by sending an Outgoing Stream Reset Request. | aiortc/rtcsctptransport.py | def _data_channel_close(self, channel, transmit=True):
"""
Request closing the datachannel by sending an Outgoing Stream Reset Request.
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Try to flush buffered data to the SCTP layer.
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Try to flush buffered data to the SCTP layer.
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train | add_signaling_arguments | Add signaling method arguments to an argparse.ArgumentParser. | aiortc/contrib/signaling.py | def add_signaling_arguments(parser):
"""
Add signaling method arguments to an argparse.ArgumentParser.
"""
parser.add_argument('--signaling', '-s', choices=[
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parser.add_argument('--signaling-host', default='127.0.0.1',
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"""
Add signaling method arguments to an argparse.ArgumentParser.
"""
parser.add_argument('--signaling', '-s', choices=[
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train | create_signaling | Create a signaling method based on command-line arguments. | aiortc/contrib/signaling.py | def create_signaling(args):
"""
Create a signaling method based on command-line arguments.
"""
if args.signaling == 'tcp-socket':
return TcpSocketSignaling(args.signaling_host, args.signaling_port)
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"""
Create a signaling method based on command-line arguments.
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if args.signaling == 'tcp-socket':
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train | RemoteStreamTrack.recv | Receive the next frame. | aiortc/rtcrtpreceiver.py | async def recv(self):
"""
Receive the next frame.
"""
if self.readyState != 'live':
raise MediaStreamError
frame = await self._queue.get()
if frame is None:
self.stop()
raise MediaStreamError
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"""
Receive the next frame.
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if self.readyState != 'live':
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if frame is None:
self.stop()
raise MediaStreamError
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train | RTCRtpReceiver.getStats | Returns statistics about the RTP receiver.
:rtype: :class:`RTCStatsReport` | aiortc/rtcrtpreceiver.py | async def getStats(self):
"""
Returns statistics about the RTP receiver.
:rtype: :class:`RTCStatsReport`
"""
for ssrc, stream in self.__remote_streams.items():
self.__stats.add(RTCInboundRtpStreamStats(
# RTCStats
timestamp=clock.curre... | async def getStats(self):
"""
Returns statistics about the RTP receiver.
:rtype: :class:`RTCStatsReport`
"""
for ssrc, stream in self.__remote_streams.items():
self.__stats.add(RTCInboundRtpStreamStats(
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train | RTCRtpReceiver.getSynchronizationSources | Returns a :class:`RTCRtpSynchronizationSource` for each unique SSRC identifier
received in the last 10 seconds. | aiortc/rtcrtpreceiver.py | def getSynchronizationSources(self):
"""
Returns a :class:`RTCRtpSynchronizationSource` for each unique SSRC identifier
received in the last 10 seconds.
"""
cutoff = clock.current_datetime() - datetime.timedelta(seconds=10)
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for source, timestamp in se... | def getSynchronizationSources(self):
"""
Returns a :class:`RTCRtpSynchronizationSource` for each unique SSRC identifier
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train | RTCRtpReceiver.receive | Attempt to set the parameters controlling the receiving of media.
:param: parameters: The :class:`RTCRtpParameters` for the receiver. | aiortc/rtcrtpreceiver.py | async def receive(self, parameters: RTCRtpReceiveParameters):
"""
Attempt to set the parameters controlling the receiving of media.
:param: parameters: The :class:`RTCRtpParameters` for the receiver.
"""
if not self.__started:
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"""
Attempt to set the parameters controlling the receiving of media.
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"""
if not self.__started:
for codec in parameters.codecs:
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train | RTCRtpReceiver.stop | Irreversibly stop the receiver. | aiortc/rtcrtpreceiver.py | async def stop(self):
"""
Irreversibly stop the receiver.
"""
if self.__started:
self.__transport._unregister_rtp_receiver(self)
self.__stop_decoder()
self.__rtcp_task.cancel()
await self.__rtcp_exited.wait() | async def stop(self):
"""
Irreversibly stop the receiver.
"""
if self.__started:
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self.__stop_decoder()
self.__rtcp_task.cancel()
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train | RTCRtpReceiver._handle_rtp_packet | Handle an incoming RTP packet. | aiortc/rtcrtpreceiver.py | async def _handle_rtp_packet(self, packet: RtpPacket, arrival_time_ms: int):
"""
Handle an incoming RTP packet.
"""
self.__log_debug('< %s', packet)
# feed bitrate estimator
if self.__remote_bitrate_estimator is not None:
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"""
Handle an incoming RTP packet.
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self.__log_debug('< %s', packet)
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train | RTCRtpReceiver._send_rtcp_nack | Send an RTCP packet to report missing RTP packets. | aiortc/rtcrtpreceiver.py | async def _send_rtcp_nack(self, media_ssrc, lost):
"""
Send an RTCP packet to report missing RTP packets.
"""
if self.__rtcp_ssrc is not None:
packet = RtcpRtpfbPacket(
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packet.lost ... | async def _send_rtcp_nack(self, media_ssrc, lost):
"""
Send an RTCP packet to report missing RTP packets.
"""
if self.__rtcp_ssrc is not None:
packet = RtcpRtpfbPacket(
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train | RTCRtpReceiver._send_rtcp_pli | Send an RTCP packet to report picture loss. | aiortc/rtcrtpreceiver.py | async def _send_rtcp_pli(self, media_ssrc):
"""
Send an RTCP packet to report picture loss.
"""
if self.__rtcp_ssrc is not None:
packet = RtcpPsfbPacket(fmt=RTCP_PSFB_PLI, ssrc=self.__rtcp_ssrc, media_ssrc=media_ssrc)
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Send an RTCP packet to report picture loss.
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if self.__rtcp_ssrc is not None:
packet = RtcpPsfbPacket(fmt=RTCP_PSFB_PLI, ssrc=self.__rtcp_ssrc, media_ssrc=media_ssrc)
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train | RTCRtpReceiver.__stop_decoder | Stop the decoder thread, which will in turn stop the track. | aiortc/rtcrtpreceiver.py | def __stop_decoder(self):
"""
Stop the decoder thread, which will in turn stop the track.
"""
if self.__decoder_thread:
self.__decoder_queue.put(None)
self.__decoder_thread.join()
self.__decoder_thread = None | def __stop_decoder(self):
"""
Stop the decoder thread, which will in turn stop the track.
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if self.__decoder_thread:
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self.__decoder_thread.join()
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train | Node.init_domain_ledger | This is usually an implementation of Ledger | indy_node/server/node.py | def init_domain_ledger(self):
"""
This is usually an implementation of Ledger
"""
if self.config.primaryStorage is None:
genesis_txn_initiator = GenesisTxnInitiatorFromFile(
self.genesis_dir, self.config.domainTransactionsFile)
return Ledger(
... | def init_domain_ledger(self):
"""
This is usually an implementation of Ledger
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if self.config.primaryStorage is None:
genesis_txn_initiator = GenesisTxnInitiatorFromFile(
self.genesis_dir, self.config.domainTransactionsFile)
return Ledger(
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train | Node.update_txn_with_extra_data | All the data of the transaction might not be stored in ledger so the
extra data that is omitted from ledger needs to be fetched from the
appropriate data store
:param txn:
:return: | indy_node/server/node.py | def update_txn_with_extra_data(self, txn):
"""
All the data of the transaction might not be stored in ledger so the
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:param txn:
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# For RAW and ENC attrib... | def update_txn_with_extra_data(self, txn):
"""
All the data of the transaction might not be stored in ledger so the
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:param txn:
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"# The key needs to ... | 8fabd364eaf7d940a56df2911d9215b1e512a2de |
train | prepare_attr_for_state | Make key(path)-value pair for state from ATTRIB or GET_ATTR
:return: state path, state value, value for attribute store | indy_common/state/domain.py | def prepare_attr_for_state(txn, path_only=False):
"""
Make key(path)-value pair for state from ATTRIB or GET_ATTR
:return: state path, state value, value for attribute store
"""
assert get_type(txn) == ATTRIB
txn_data = get_payload_data(txn)
nym = txn_data[TARGET_NYM]
attr_type, attr_key... | def prepare_attr_for_state(txn, path_only=False):
"""
Make key(path)-value pair for state from ATTRIB or GET_ATTR
:return: state path, state value, value for attribute store
"""
assert get_type(txn) == ATTRIB
txn_data = get_payload_data(txn)
nym = txn_data[TARGET_NYM]
attr_type, attr_key... | [
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train | _extract_attr_typed_value | ATTR and GET_ATTR can have one of 'raw', 'enc' and 'hash' fields.
This method checks which of them presents and return it's name
and value in it. | indy_common/state/domain.py | def _extract_attr_typed_value(txn_data):
"""
ATTR and GET_ATTR can have one of 'raw', 'enc' and 'hash' fields.
This method checks which of them presents and return it's name
and value in it.
"""
existing_keys = [key for key in ALL_ATR_KEYS if key in txn_data]
if len(existing_keys) == 0:
... | def _extract_attr_typed_value(txn_data):
"""
ATTR and GET_ATTR can have one of 'raw', 'enc' and 'hash' fields.
This method checks which of them presents and return it's name
and value in it.
"""
existing_keys = [key for key in ALL_ATR_KEYS if key in txn_data]
if len(existing_keys) == 0:
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train | _migrate_ledger | Test for the directory, open old and new ledger, migrate data, rename directories | data/migrations/deb/helper_1_0_96_to_1_0_97.py | def _migrate_ledger(data_directory,
old_ledger_file, new_ledger_file,
serializer: MappingSerializer = None):
"""
Test for the directory, open old and new ledger, migrate data, rename directories
"""
# we should have ChunkedFileStorage implementation of the Ledger... | def _migrate_ledger(data_directory,
old_ledger_file, new_ledger_file,
serializer: MappingSerializer = None):
"""
Test for the directory, open old and new ledger, migrate data, rename directories
"""
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train | IdrCache.getNym | Get a nym, if role is provided then get nym with that role
:param nym:
:param role:
:param isCommitted:
:return: | indy_node/persistence/idr_cache.py | def getNym(self, nym, role=None, isCommitted=True):
"""
Get a nym, if role is provided then get nym with that role
:param nym:
:param role:
:param isCommitted:
:return:
"""
try:
seqNo, txnTime, ta, actual_role, verkey = self.get(nym, isCommitte... | def getNym(self, nym, role=None, isCommitted=True):
"""
Get a nym, if role is provided then get nym with that role
:param nym:
:param role:
:param isCommitted:
:return:
"""
try:
seqNo, txnTime, ta, actual_role, verkey = self.get(nym, isCommitte... | [
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train | NodeMaintainer._unscheduleAction | Unschedule current action
Note that it does not add record to action log and does not do
required steps to resume previous action. If you need this - use
_cancelScheduledAction | indy_node/server/node_maintainer.py | def _unscheduleAction(self):
"""
Unschedule current action
Note that it does not add record to action log and does not do
required steps to resume previous action. If you need this - use
_cancelScheduledAction
"""
logger.trace("{} unscheduling actions".format(se... | def _unscheduleAction(self):
"""
Unschedule current action
Note that it does not add record to action log and does not do
required steps to resume previous action. If you need this - use
_cancelScheduledAction
"""
logger.trace("{} unscheduling actions".format(se... | [
"Unschedule",
"current",
"action"
] | hyperledger/indy-node | python | https://github.com/hyperledger/indy-node/blob/8fabd364eaf7d940a56df2911d9215b1e512a2de/indy_node/server/node_maintainer.py#L75-L86 | [
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] | 8fabd364eaf7d940a56df2911d9215b1e512a2de |
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