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java
public static Date getDateFromLong(long date) { TimeZone tz = TimeZone.getDefault(); return (new Date(date - tz.getRawOffset())); }
python
def search(self, pattern, minAddr = None, maxAddr = None): """ Search for the given pattern within the process memory. @type pattern: str, compat.unicode or L{Pattern} @param pattern: Pattern to search for. It may be a byte string, a Unicode string, or an instance of ...
java
public void marshall(AuthorizationConfig authorizationConfig, ProtocolMarshaller protocolMarshaller) { if (authorizationConfig == null) { throw new SdkClientException("Invalid argument passed to marshall(...)"); } try { protocolMarshaller.marshall(authorizationConfig.ge...
java
public void start() { this.factoryTracker.open(); Dictionary<String, String> props = new Hashtable<String, String>(); props.put(Constants.APPLICATION_NAME, applicationName); serviceRegistration = paxWicketBundleContext.registerService(PaxWicketInjector.class, this, props); }
java
public boolean setBranchKey(String key) { Branch_Key = key; String currentBranchKey = getString(KEY_BRANCH_KEY); if (key == null || currentBranchKey == null || !currentBranchKey.equals(key)) { clearPrefOnBranchKeyChange(); setString(KEY_BRANCH_KEY, key); retur...
java
@Override public void setValue(final List<T> value) { if (list == null && value == null) { // fast exit return; } if (list != null && list.isSameValue(value)) { // setting the same value as the one being edited list.refresh(); return; } if (list != null) { // H...
python
def find_resource_class(resource_path): """ dynamically load a class from a string """ class_path = ResourceTypes[resource_path] # First prepend our __name__ to the resource string passed in. full_path = '.'.join([__name__, class_path]) class_data = full_path.split(".") module_path = "."...
python
def aa_counts(aln, weights=None, gap_chars='-.'): """Calculate the amino acid frequencies in a set of SeqRecords. Weights for each sequence in the alignment can be given as a list/tuple, usually calculated with the sequence_weights function. For convenience, you can also pass "weights=True" and the wei...
java
public final void short_key() throws RecognitionException { Token id=null; try { // src/main/resources/org/drools/compiler/lang/DRL6Expressions.g:772:5: ({...}? =>id= ID ) // src/main/resources/org/drools/compiler/lang/DRL6Expressions.g:772:12: {...}? =>id= ID { if ( !(((helper.validateIdentifierKey(Dr...
java
public void performEpilogue(ActionRuntime runtime) { // fixed process if (runtime.isForwardToHtml()) { arrangeNoCacheResponseWhenJsp(runtime); } handleSqlCount(runtime); handleMailCount(runtime); handleRemoteApiCount(runtime); clearCallbackContext(); c...
java
public Map<TimestampMode, List<String>> getDefaultTimestampModes() { Map<TimestampMode, List<String>> result = new HashMap<TimestampMode, List<String>>(); for (String resourcetype : m_defaultTimestampModes.keySet()) { TimestampMode mode = m_defaultTimestampModes.get(resourcetype); ...
python
def allele_plot(file, normalize=False, alleles=None, generations=None): """Plot the alleles from each generation from the individuals file. This function creates a plot of the individual allele values as they change through the generations. It creates three subplots, one for each of the best, media...
python
def fast_spearman(x, y=None, destination=None): """calculate the spearman correlation matrix for the columns of x (with dimensions MxN), or optionally, the spearman correlaton matrix between the columns of x and the columns of y (with dimensions OxP). If destination is provided, put the results there. In t...
java
public static Concept deserialiseConcept(String s) { if(unmarshaller == null) init(); try { Object res = unmarshaller.unmarshal(new ByteArrayInputStream(s.getBytes())); return (Concept) res; } catch(JAXBException e) { log.error("There was a problem deserialisi...
java
@Override public ExportBundleResult exportBundle(ExportBundleRequest request) { request = beforeClientExecution(request); return executeExportBundle(request); }
java
public static Dynamic ofField(FieldDescription.InDefinedShape fieldDescription) { if (!fieldDescription.isStatic() || !fieldDescription.isFinal()) { throw new IllegalArgumentException("Field must be static and final: " + fieldDescription); } boolean selfDeclared = fie...
python
def genty_dataprovider(builder_function): """Decorator defining that this test gets parameters from the given build_function. :param builder_function: A callable that returns parameters that will be passed to the method decorated by this decorator. If the builder_function returns a...
python
def postprocess_keyevent(self, event): """Process keypress event""" ShellBaseWidget.postprocess_keyevent(self, event) if QToolTip.isVisible(): _event, _text, key, _ctrl, _shift = restore_keyevent(event) self.hide_tooltip_if_necessary(key)
python
def list_quantum_computers(connection: ForestConnection = None, qpus: bool = True, qvms: bool = True) -> List[str]: """ List the names of available quantum computers :param connection: An optional :py:class:ForestConnection` object. If not specified, ...
java
public static <Vertex> BiDiNavigator<SCComponent<Vertex>> getSccBiDiNavigator() { return new BiDiNavigator<SCComponent<Vertex>>() { public List<SCComponent<Vertex>> next(SCComponent<Vertex> scc) { return scc.next(); } public List<SCComponent<Vertex>> prev(SCComponent<Vertex> scc) { ...
java
public static boolean isEmptyAll(String... args) { for (String arg : args) { if (!isEmpty(arg)) { return false; } } return true; }
python
def _sanitise_list(arg_list): """A generator for iterating through a list of gpg options and sanitising them. :param list arg_list: A list of options and flags for GnuPG. :rtype: generator :returns: A generator whose next() method returns each of the items in ``arg_list`` after callin...
python
def _get_tau(self, C, mag): """ Returns magnitude dependent inter-event standard deviation (tau) (equation 14) """ if mag < 6.5: return C["tau1"] elif mag < 7.: return C["tau1"] + (C["tau2"] - C["tau1"]) * ((mag - 6.5) / 0.5) else: ...
java
private static int extractInt(byte[] arr, int offset) { return ((arr[offset] & 0xFF) << 24) | ((arr[offset + 1] & 0xFF) << 16) | ((arr[offset + 2] & 0xFF) << 8) | (arr[offset + 3] & 0xFF); }
python
def create_method(self): """ Build the estimator method or function. Returns ------- :return : string The built method as string. """ n_indents = 0 if self.target_language in ['c', 'go'] else 1 method_type = 'separated.{}.method'.format(self.p...
python
def mod_aggregate(low, chunks, running): ''' The mod_aggregate function which looks up all packages in the available low chunks and merges them into a single pkgs ref in the present low data ''' pkgs = [] pkg_type = None agg_enabled = [ 'installed', 'removed', ] if lo...
java
private void checkIndices(int row, int col, boolean expand) { if (row < 0 || col < 0) { throw new ArrayIndexOutOfBoundsException(); } if (expand) { int r = row + 1; int cur = 0; while (r > (cur = rows.get()) && !rows.compareAndSet(cur, r)) ...
python
def wait_for_tasks(self, raise_if_error=True): """ Wait for the running tasks lauched from the sessions. Note that it also wait for tasks that are started from other tasks callbacks, like on_finished. :param raise_if_error: if True, raise all possible encountered er...
python
def _check_types(func_name, types, func_args, defaults): """Make sure that enough types were given to ensure conversion. Also remove potential Self/Class arguments. Args: func_name: name of the decorated function types: a list of Python types to which the argument will be converted ...
java
public synchronized boolean contains(EvidenceType type, Confidence confidence) { if (null == type) { return false; } final Set<Evidence> col; switch (type) { case VENDOR: col = vendors; break; case PRODUCT: ...
java
@Override public VALUE get(KEY key) { return key != null ? getMap().get(key) : null; }
java
public Integer extractArchiveDateCount(String datePattern) { int dateCount = 0; String[] splits = datePattern.split("d|M|y"); if (splits.length > 0) { dateCount = dateCount + Integer.valueOf(splits[0]); } if (splits.length > 1) { dateCount = dateCount + (I...
python
def async_send(self, url, data, headers, success_cb, failure_cb): """ Spawn an async request to a remote webserver. """ # this can be optimized by making a custom self.send that does not # read the response since we don't use it. self._lock.acquire() return gevent...
java
public Observable<RouteFilterRuleInner> updateAsync(String resourceGroupName, String routeFilterName, String ruleName, PatchRouteFilterRule routeFilterRuleParameters) { return updateWithServiceResponseAsync(resourceGroupName, routeFilterName, ruleName, routeFilterRuleParameters).map(new Func1<ServiceResponse<Ro...
java
public void setAvailablePolicyTypes(java.util.Collection<PolicyTypeSummary> availablePolicyTypes) { if (availablePolicyTypes == null) { this.availablePolicyTypes = null; return; } this.availablePolicyTypes = new java.util.ArrayList<PolicyTypeSummary>(availablePolicyTypes...
python
def create_version(self, version_label): ''' method to create a new version of the resource as it currently stands - Note: this will create a version based on the current live instance of the resource, not the local version, which might require self.update() to update. Args: version_label (str): label...
java
@Override public java.util.List<com.liferay.commerce.product.model.CProduct> getCProducts( int start, int end) { return _cProductLocalService.getCProducts(start, end); }
java
private void addInitialFactPattern( final GroupElement subrule ) { // creates a pattern for initial fact final Pattern pattern = new Pattern( 0, ClassObjectType.InitialFact_ObjectType ); // adds the pattern as the first child of the given AND group ...
java
protected void runAsyncWithoutFencing(Runnable runnable) { if (rpcServer instanceof FencedMainThreadExecutable) { ((FencedMainThreadExecutable) rpcServer).runAsyncWithoutFencing(runnable); } else { throw new RuntimeException("FencedRpcEndpoint has not been started with a FencedMainThreadExecutable RpcServer."...
python
def range(self, key, size=None, unique=True): """Returns a generator of nodes' configuration available in the continuum/ring. :param key: the key to look for. :param size: limit the list to at most this number of nodes. :param unique: a node may only appear once in the list (def...
python
def _create_m_objective(w, X): """ Creates an objective function and its derivative for M, given W and X Args: w (array): clusters x cells X (array): genes x cells """ clusters, cells = w.shape genes = X.shape[0] w_sum = w.sum(1) def objective(m): m = m.reshape((...
java
public ArrayList<OvhRadiusConnectionLog> serviceName_radiusConnectionLogs_GET(String serviceName) throws IOException { String qPath = "/xdsl/{serviceName}/radiusConnectionLogs"; StringBuilder sb = path(qPath, serviceName); String resp = exec(qPath, "GET", sb.toString(), null); return convertTo(resp, t17); }
python
def parse_coach_go(infile): """Parse a GO output file from COACH and return a rank-ordered list of GO term predictions The columns in all files are: GO terms, Confidence score, Name of GO terms. The files are: - GO_MF.dat - GO terms in 'molecular function' - GO_BP.dat - GO terms in 'bi...
java
public static Class<?> erase(Type type) { if (type instanceof Class<?>) { return (Class<?>) type; } else if (type instanceof ParameterizedType) { return (Class<?>) ((ParameterizedType) type).getRawType(); } else if (type instanceof TypeVariable<?>) { TypeVariable<?> tv = (TypeVaria...
java
public CMASpace fetchOne(String spaceId) { assertNotNull(spaceId, "spaceId"); return service.fetchOne(spaceId).blockingFirst(); }
python
def export(self, name, columns, points): """Write the points in RabbitMQ.""" data = ('hostname=' + self.hostname + ', name=' + name + ', dateinfo=' + datetime.datetime.utcnow().isoformat()) for i in range(len(columns)): if not isinstance(points[i], Number): ...
python
def expand(self, id): """ Expand a concept or collection to all it's narrower concepts. If the id passed belongs to a :class:`skosprovider.skos.Concept`, the id of the concept itself should be include in the return value. :param str id: A concept or collection id. :retur...
python
def Param(name, value=None, unit=None, ucd=None, dataType=None, utype=None, ac=True): """ 'Parameter', used as a general purpose key-value entry in the 'What' section. May be assembled into a :class:`Group`. NB ``name`` is not mandated by schema, but *is* mandated in full spec. Args: ...
java
public void marshall(CreateEndpointConfigRequest createEndpointConfigRequest, ProtocolMarshaller protocolMarshaller) { if (createEndpointConfigRequest == null) { throw new SdkClientException("Invalid argument passed to marshall(...)"); } try { protocolMarshaller.marshal...
java
protected Element createGroup(String namespace, Object parent, Object group, String type) { Element parentElement; if (parent == null) { parentElement = getRootElement(); } else { parentElement = getGroup(parent); } if (parentElement == null) { return null; } else { Element element; String id...
python
def raw_custom_event(sender, event_name, payload, user, send_hook_meta=True, instance=None, **kwargs): """ Give a full payload """ HookModel = get_hook_model()...
java
public int install(int appId, int spaceId) { return getResourceFactory() .getApiResource("/app/" + appId + "/install") .entity(new ApplicationInstall(spaceId), MediaType.APPLICATION_JSON_TYPE) .post(ApplicationCreateResponse.class).getId(); }
python
def jac_uniform(X, cells): """The approximated Jacobian is partial_i E = 2/(d+1) (x_i int_{omega_i} rho(x) dx - int_{omega_i} x rho(x) dx) = 2/(d+1) sum_{tau_j in omega_i} (x_i - b_{j, rho}) int_{tau_j} rho, see Chen-Holst. This method here assumes uniform density, rho(x) = 1, such tha...
java
public static HttpUrl presignV4(Request request, String region, String accessKey, String secretKey, int expires) throws NoSuchAlgorithmException, InvalidKeyException { String contentSha256 = "UNSIGNED-PAYLOAD"; DateTime date = DateFormat.AMZ_DATE_FORMAT.parseDateTime(request.header("x-amz-date")); Sign...
java
public void writeSmallShortArray( short[] values ) { int byteSize = values.length * 2 + 1; this.addUnsignedByte( ( short ) values.length ); doWriteShortArray( values, byteSize ); }
java
public void writeMBeanQuery(OutputStream out, MBeanQuery value) throws IOException { writeStartObject(out); writeObjectNameField(out, OM_OBJECTNAME, value.objectName); // TODO: Produce proper JSON for QueryExp? writeSerializedField(out, OM_QUERYEXP, value.queryExp); writeStringFi...
python
def _update_with_merge_lists(self, other, key, val=None, **options): """ Similar to _update_with_merge but merge lists always. :param self: mapping object to update with 'other' :param other: mapping object to update 'self' :param key: key of mapping object to update :param val: value to update...
java
@Override public Object eGet(int featureID, boolean resolve, boolean coreType) { switch (featureID) { case AfplibPackage.CFI__FIXED_LENGTH_RG: return getFixedLengthRG(); } return super.eGet(featureID, resolve, coreType); }
python
def cli(wio): ''' Login with your Wio account. \b DOES: Login and save an access token for interacting with your account on the Wio. \b USE: wio login ''' mserver = wio.config.get("mserver", None) if mserver: click.echo(click.style('> ', fg='green') + "Curre...
java
public Observable<List<ExplicitListItem>> getExplicitListAsync(UUID appId, String versionId, UUID entityId) { return getExplicitListWithServiceResponseAsync(appId, versionId, entityId).map(new Func1<ServiceResponse<List<ExplicitListItem>>, List<ExplicitListItem>>() { @Override public Lis...
python
def update_warning(self): """ Updates the icon and tip based on the validity of the array content. """ widget = self._button_warning if not self.is_valid(): tip = _('Array dimensions not valid') widget.setIcon(ima.icon('MessageBoxWarning')) ...
python
def update_dict(self, base: Dict[str, LinkItem], new: Dict[str, LinkItem]): """ Use for updating save state dicts and get the new save state dict. Provides a debug option at info level. Updates the base dict. Basically executes `base.update(new)`. :param base: base dict **gets overridde...
java
public AsyncContext startAsync(ServletRequest servletRequest, ServletResponse servletResponse) throws IllegalStateException { return request.startAsync(servletRequest, servletResponse); }
java
public Buffer copyTo(Buffer out, long offset, long byteCount) { if (out == null) throw new IllegalArgumentException("out == null"); checkOffsetAndCount(size, offset, byteCount); if (byteCount == 0) return this; out.size += byteCount; // Skip segments that we aren't copying from. Segment s = he...
java
public static int compareTo( ReadableInstant start, ReadableInstant end, ReadableInstant instant) { if (instant.isBefore(start)) { return 1; } if (end.isAfter(instant)) { return 0; } return -1; }
python
def get_all_events(self): """Make a list of all events in the TRIPS EKB. The events are stored in self.all_events. """ self.all_events = {} events = self.tree.findall('EVENT') events += self.tree.findall('CC') for e in events: event_id = e.attrib['id'...
java
public static <T extends ImageGray<T>> DenseOpticalFlow<T> region( @Nullable ConfigOpticalFlowBlockPyramid config , Class<T> imageType ) { if( config == null ) config = new ConfigOpticalFlowBlockPyramid(); DenseOpticalFlowBlockPyramid<T> alg; if( imageType == GrayU8.class ) alg = (DenseOpticalFlowBlockPy...
java
public static void main(String[] args) throws JMetalException { DoubleProblem problem; Algorithm<List<DoubleSolution>> algorithm; MutationOperator<DoubleSolution> mutation; String problemName; if (args.length == 1) { problemName = args[0]; } else { problemName = "org.uma.jmetal.prob...
python
def compound_crossspec(a_data, tbin, Df=None, pointProcess=False): """ Calculate cross spectra of compound signals. a_data is a list of datasets (a_data = [data1,data2,...]). For each dataset in a_data, the compound signal is calculated and the crossspectra between these compound signals is computed...
python
def apply_operation(op_stack, out_stack): """ Apply operation to the first 2 items of the output queue op_stack Deque (reference) out_stack Deque (reference) """ out_stack.append(calc(out_stack.pop(), out_stack.pop(), op_stack.pop()))
java
public long getPositiveMillisOrDefault(HazelcastProperty property, long defaultValue) { long millis = getMillis(property); return millis > 0 ? millis : defaultValue; }
python
def from_inline(cls: Type[MembershipType], version: int, currency: str, membership_type: str, inline: str) -> MembershipType: """ Return Membership instance from inline format :param version: Version of the document :param currency: Name of the currency :para...
java
private void parseSubHierarchy(final Node parent, final AvroNode n) { final Node parsed; if (n.getPackageNode() != null) { parsed = new PackageNodeImpl(parent, getString(n.getName()), getString(n.getFullName())); } else if (n.getNamedParameterNode() != null) { final AvroNamedParameterNode np = n...
python
def load_pdb(self, pdb_id, mapped_chains=None, pdb_file=None, file_type=None, is_experimental=True, set_as_representative=False, representative_chain=None, force_rerun=False): """Load a structure ID and optional structure file into the structures attribute. Args: pdb_id (st...
python
def __load_yml(self, stream): """Load yml stream into a dict object """ try: return yaml.load(stream, Loader=yaml.SafeLoader) except ValueError as e: cause = "invalid yml format. %s" % str(e) raise InvalidFormatError(cause=cause)
python
def create_action(self): """Create actions associated with this widget. Notes ----- I think that this should be a function or a property. The good thing about the property is that it is updated every time you run it (for example, if you change some parameters in the set...
java
public Object readObject(String correlationId, ConfigParams parameters) throws ApplicationException { if (_path == null) throw new ConfigException(correlationId, "NO_PATH", "Missing config file path"); try { Path path = Paths.get(_path); String json = new String(Files.readAllBytes(path)); json = param...
java
private boolean checkSiVatId(final String pvatId) { boolean checkSumOk; final int checkSum = pvatId.charAt(9) - '0'; final int sum = (pvatId.charAt(2) - '0') * 8 + (pvatId.charAt(3) - '0') * 7 + (pvatId.charAt(4) - '0') * 6 + (pvatId.charAt(5) - '0') * 5 + (pvatId.charAt(6) - '0') * 4 +...
python
def retinotopy_anchors(mesh, mdl, polar_angle=None, eccentricity=None, weight=None, weight_min=0.1, field_sign_weight=0, field_sign=None, invert_field_sign=False, radius_weight=0, radius_weight_source='Wandell2015', radius=None,...
java
public static long[] concatArrays(List<long[]> arrays, int start, int size) { long[] result = new long[size]; // How many values we still need to move over int howManyLeft = size; // Where in the resulting array we're currently bulk-writing int targetPosition = 0; // Where we're copying *from*, in (one o...
java
public static Object[] boxAll(Object src, int srcPos, int len) { switch (tId(src.getClass())) { case I_BOOLEAN: return box((boolean[]) src, srcPos, len); case I_BYTE: return box((byte[]) src, srcPos, len); case I_CHARACTER: return box((char[]) src, srcPos, len); ...
python
def connect_patch_namespaced_pod_proxy(self, name, namespace, **kwargs): """ connect PATCH requests to proxy of Pod This method makes a synchronous HTTP request by default. To make an asynchronous HTTP request, please pass async_req=True >>> thread = api.connect_patch_namespaced_...
python
def standard_sc_expr_str(sc): """ Standard symbol/choice printing function. Uses plain Kconfig syntax, and displays choices as <choice> (or <choice NAME>, for named choices). See expr_str(). """ if sc.__class__ is Symbol: return '"{}"'.format(escape(sc.name)) if sc.is_constant else sc.n...
java
@SuppressWarnings("unchecked") public T add(Iterable<Link> links) { Assert.notNull(links, "Given links must not be null!"); links.forEach(this::add); return (T) this; }
java
public static spilloveraction[] get(nitro_service service, options option) throws Exception{ spilloveraction obj = new spilloveraction(); spilloveraction[] response = (spilloveraction[])obj.get_resources(service,option); return response; }
java
private void verifyReplacementRange(SegmentWithRange replacedSegment, StreamSegmentsWithPredecessors replacementSegments) { log.debug("Verification of replacement segments {} with the current segments {}", replacementSegments, segments); Map<Long, List<SegmentWithRange>> replacementRanges = replacementS...
python
def login(self, username, password): """Log in to Betfair. Sets `session_token` if successful. :param str username: Username :param str password: Password :raises: BetfairLoginError """ response = self.session.post( os.path.join(self.identity_url, 'certlogin'...
python
def delete_cluster_role(self, name, **kwargs): """ delete a ClusterRole This method makes a synchronous HTTP request by default. To make an asynchronous HTTP request, please pass async_req=True >>> thread = api.delete_cluster_role(name, async_req=True) >>> result = thread...
java
public void selectValues(String[] expectedValues, double seconds) { double end = System.currentTimeMillis() + (seconds * 1000); try { elementPresent(seconds); if (!element.is().select()) { throw new TimeoutException(ELEMENT_NOT_SELECT); } w...
java
@XmlElementDecl(namespace = "http://www.drugbank.ca", name = "defining-change", scope = SnpEffectType.class) public JAXBElement<String> createSnpEffectTypeDefiningChange(String value) { return new JAXBElement<String>(_SnpEffectTypeDefiningChange_QNAME, String.class, SnpEffectType.class, value); }
java
public IpcLogEntry addTag(String k, String v) { this.additionalTags.put(k, v); return this; }
python
def collect_yarn_application_diagnostics(self, *application_ids): """ DEPRECATED: use create_yarn_application_diagnostics_bundle on the Yarn service. Deprecated since v10. Collects the Diagnostics data for Yarn applications. @param application_ids: An array of strings containing the ids of the ...
java
@Override public Name addNameToPerson(final Person person, final String string) { if (person == null || string == null) { return new Name(); } final Name name = new Name(person, string); person.insert(name); return name; }
java
public static JavaPairRDD<RowColumn, Bytes> toPairRDD(JavaRDD<RowColumnValue> rcvRDD) { return rcvRDD.mapToPair(rcv -> new Tuple2<>(rcv.getRowColumn(), rcv.getValue())); }
java
public static <D> Predicate notIn(Expression<D> left, SubQueryExpression<? extends D> right) { return predicate(Ops.NOT_IN, left, right); }
java
@Override public <T> Flowable<T> get(@Nonnull ResultSetMapper<? extends T> mapper) { Preconditions.checkNotNull(mapper, "mapper cannot be null"); return update.startWithDependency(Update.<T>createReturnGeneratedKeys(update.connections, update.parameterGroupsToFlowable(), update.sql, ...
java
static String maybeEscapeElementValue(final String pValue) { int startEscape = needsEscapeElement(pValue); if (startEscape < 0) { // If no escaping is needed, simply return original return pValue; } else { // Otherwise, start replacing Str...
java
private static ResourceCache loadResourceCache() { try { return Optional.ofNullable(Bootstrap.getService(ResourceCache.class)).orElseGet( DefaultResourceCache::new); } catch (Exception e) { LOG.log(Level.SEVERE, "Error loading ResourceCache instance.", e); ...
java
public Effects animate(Object stringOrProperties, int duration, Function... funcs) { return animate(stringOrProperties, duration, EasingCurve.linear, funcs); }
python
def retrieve_old_notifications(self): """ Retrieve notifications older than X days, where X is specified in settings """ date = ago(days=DELETE_OLD) return Notification.objects.filter(added__lte=date)