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<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def fetch_task_failures(tracking_url): """ Uses mechanize to fetch the actual task logs from the task tracker. This is highly opportunistic, and we might not suc...
import mechanize timeout = 3.0 failures_url = tracking_url.replace('jobdetails.jsp', 'jobfailures.jsp') + '&cause=failed' logger.debug('Fetching data from %s', failures_url) b = mechanize.Browser() b.open(failures_url, timeout=timeout) links = list(b.links(text_regex='Last 4KB')) # For som...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def job_runner(self): # We recommend that you define a subclass, override this method and set up your own config """ Get the MapReduce runner for this job. If al...
outputs = luigi.task.flatten(self.output()) for output in outputs: if not isinstance(output, luigi.contrib.hdfs.HdfsTarget): warnings.warn("Job is using one or more non-HdfsTarget outputs" + " so it will be run in local mode") re...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def writer(self, outputs, stdout, stderr=sys.stderr): """ Writer format is a method which iterates over the output records from the reducer and formats them for ...
for output in outputs: try: output = flatten(output) if self.data_interchange_format == "json": # Only dump one json string, and skip another one, maybe key or value. output = filter(lambda x: x, output) else: ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _flush_batch_incr_counter(self): """ Increments any unflushed counter values. """
for key, count in six.iteritems(self._counter_dict): if count == 0: continue args = list(key) + [count] self._incr_counter(*args) self._counter_dict[key] = 0
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _map_input(self, input_stream): """ Iterate over input and call the mapper for each item. If the job has a parser defined, the return values from the parser ...
for record in self.reader(input_stream): for output in self.mapper(*record): yield output if self.final_mapper != NotImplemented: for output in self.final_mapper(): yield output self._flush_batch_incr_counter()
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _reduce_input(self, inputs, reducer, final=NotImplemented): """ Iterate over input, collect values with the same key, and call the reducer for each unique ke...
for key, values in groupby(inputs, key=lambda x: self.internal_serialize(x[0])): for output in reducer(self.deserialize(key), (v[1] for v in values)): yield output if final != NotImplemented: for output in final(): yield output self._flush...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def run_mapper(self, stdin=sys.stdin, stdout=sys.stdout): """ Run the mapper on the hadoop node. """
self.init_hadoop() self.init_mapper() outputs = self._map_input((line[:-1] for line in stdin)) if self.reducer == NotImplemented: self.writer(outputs, stdout) else: self.internal_writer(outputs, stdout)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def run_reducer(self, stdin=sys.stdin, stdout=sys.stdout): """ Run the reducer on the hadoop node. """
self.init_hadoop() self.init_reducer() outputs = self._reduce_input(self.internal_reader((line[:-1] for line in stdin)), self.reducer, self.final_reducer) self.writer(outputs, stdout)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def internal_reader(self, input_stream): """ Reader which uses python eval on each part of a tab separated string. Yields a tuple of python objects. """
for input_line in input_stream: yield list(map(self.deserialize, input_line.split("\t")))
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def internal_writer(self, outputs, stdout): """ Writer which outputs the python repr for each item. """
for output in outputs: print("\t".join(map(self.internal_serialize, output)), file=stdout)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def connect(self): """ Get a psycopg2 connection object to the database where the table is. """
connection = psycopg2.connect( host=self.host, port=self.port, database=self.database, user=self.user, password=self.password) connection.set_client_encoding('utf-8') return connection
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def map_column(self, value): """ Applied to each column of every row returned by `rows`. Default behaviour is to escape special characters and identify any self....
if value in self.null_values: return r'\\N' else: return default_escape(six.text_type(value))
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def output(self): """ Returns a PostgresTarget representing the inserted dataset. Normally you don't override this. """
return PostgresTarget( host=self.host, database=self.database, user=self.user, password=self.password, table=self.table, update_id=self.update_id, port=self.port )
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def get_config(parser=PARSER): """Get configs singleton for parser """
parser_class = PARSERS[parser] _check_parser(parser_class, parser) return parser_class.instance()
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def add_config_path(path): """Select config parser by file extension and add path into parser. """
if not os.path.isfile(path): warnings.warn("Config file does not exist: {path}".format(path=path)) return False # select parser by file extension _base, ext = os.path.splitext(path) if ext and ext[1:] in PARSERS: parser = ext[1:] else: parser = PARSER parser_cla...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _setup_packages(self, sc): """ This method compresses and uploads packages to the cluster """
packages = self.py_packages if not packages: return for package in packages: mod = importlib.import_module(package) try: mod_path = mod.__path__[0] except AttributeError: mod_path = mod.__file__ tar_path...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def main(args=None, stdin=sys.stdin, stdout=sys.stdout, print_exception=print_exception): """ Run either the mapper, combiner, or reducer from the class instance...
try: # Set up logging. logging.basicConfig(level=logging.WARN) kind = args is not None and args[1] or sys.argv[1] Runner().run(kind, stdin=stdin, stdout=stdout) except Exception as exc: # Dump encoded data that we will try to fetch using mechanize print_exceptio...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def run_with_retcodes(argv): """ Run luigi with command line parsing, but raise ``SystemExit`` with the configured exit code. Note: Usually you use the luigi bin...
logger = logging.getLogger('luigi-interface') with luigi.cmdline_parser.CmdlineParser.global_instance(argv): retcodes = retcode() worker = None try: worker = luigi.interface._run(argv).worker except luigi.interface.PidLockAlreadyTakenExit: sys.exit(retcodes.already_running)...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description:
def find_deps_cli(): ''' Finds all tasks on all paths from provided CLI task ''' cmdline_args = sys.argv[1:] with CmdlineParser.global_instance(cmdline_args) as cp: return find_deps(cp.get_task_obj(), upstream().family)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description:
def get_task_output_description(task_output): ''' Returns a task's output as a string ''' output_description = "n/a" if isinstance(task_output, RemoteTarget): output_description = "[SSH] {0}:{1}".format(task_output._fs.remote_context.host, task_output.path) elif isinstance(task_output, ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _constrain_glob(glob, paths, limit=5): """ Tweaks glob into a list of more specific globs that together still cover paths and not too much extra. Saves us mi...
def digit_set_wildcard(chars): """ Makes a wildcard expression for the set, a bit readable, e.g. [1-5]. """ chars = sorted(chars) if len(chars) > 1 and ord(chars[-1]) - ord(chars[0]) == len(chars) - 1: return '[%s-%s]' % (chars[0], chars[-1]) else: ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _get_per_location_glob(tasks, outputs, regexes): """ Builds a glob listing existing output paths. Esoteric reverse engineering, but worth it given that (comp...
paths = [o.path for o in outputs] # naive, because some matches could be confused by numbers earlier # in path, e.g. /foo/fifa2000k/bar/2000-12-31/00 matches = [r.search(p) for r, p in zip(regexes, paths)] for m, p, t in zip(matches, paths, tasks): if m is None: raise NotImplem...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _list_existing(filesystem, glob, paths): """ Get all the paths that do in fact exist. Returns a set of all existing paths. Takes a luigi.target.FileSystem ob...
globs = _constrain_glob(glob, paths) time_start = time.time() listing = [] for g in sorted(globs): logger.debug('Listing %s', g) if filesystem.exists(g): listing.extend(filesystem.listdir(g)) logger.debug('%d %s listings took %f s to return %d items', le...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def infer_bulk_complete_from_fs(datetimes, datetime_to_task, datetime_to_re): """ Efficiently determines missing datetimes by filesystem listing. The current imp...
filesystems_and_globs_by_location = _get_filesystems_and_globs(datetime_to_task, datetime_to_re) paths_by_datetime = [[o.path for o in flatten_output(datetime_to_task(d))] for d in datetimes] listing = set() for (f, g), p in zip(filesystems_and_globs_by_location, zip(*paths_by_datetime)): # transposed...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def of_cls(self): """ DONT USE. Will be deleted soon. Use ``self.of``! """
if isinstance(self.of, six.string_types): warnings.warn('When using Range programatically, dont pass "of" param as string!') return Register.get_task_cls(self.of) return self.of
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def missing_datetimes(self, finite_datetimes): """ Override in subclasses to do bulk checks. Returns a sorted list. This is a conservative base implementation th...
return [d for d in finite_datetimes if not self._instantiate_task_cls(self.datetime_to_parameter(d)).complete()]
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def parameters_to_datetime(self, p): """ Given a dictionary of parameters, will extract the ranged task parameter value """
dt = p[self._param_name] return datetime(dt.year, dt.month, dt.day)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def finite_datetimes(self, finite_start, finite_stop): """ Simply returns the points in time that correspond to turn of day. """
date_start = datetime(finite_start.year, finite_start.month, finite_start.day) dates = [] for i in itertools.count(): t = date_start + timedelta(days=i) if t >= finite_stop: return dates if t >= finite_start: dates.append(t)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def finite_datetimes(self, finite_start, finite_stop): """ Simply returns the points in time that correspond to whole hours. """
datehour_start = datetime(finite_start.year, finite_start.month, finite_start.day, finite_start.hour) datehours = [] for i in itertools.count(): t = datehour_start + timedelta(hours=i) if t >= finite_stop: return datehours if t >= finite_start...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def finite_datetimes(self, finite_start, finite_stop): """ Simply returns the points in time that correspond to a whole number of minutes intervals. """
# Validate that the minutes_interval can divide 60 and it is greater than 0 and lesser than 60 if not (0 < self.minutes_interval < 60): raise ParameterException('minutes-interval must be within 0..60') if (60 / self.minutes_interval) * self.minutes_interval != 60: raise ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def finite_datetimes(self, finite_start, finite_stop): """ Simply returns the points in time that correspond to turn of month. """
start_date = self._align(finite_start) aligned_stop = self._align(finite_stop) dates = [] for m in itertools.count(): t = start_date + relativedelta(months=m) if t >= aligned_stop: return dates if t >= finite_start: dat...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def connect(self): """ Create a SQL Server connection and return a connection object """
connection = _mssql.connect(user=self.user, password=self.password, server=self.host, port=self.port, database=self.database) return connection
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def get_opener(self, name): """Retrieve an opener for the given protocol :param name: name of the opener to open :type name: string :raises NoOpenerError: if no ...
if name not in self.registry: raise NoOpenerError("No opener for %s" % name) index = self.registry[name] return self.openers[index]
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def add(self, opener): """Adds an opener to the registry :param opener: Opener object :type opener: Opener inherited object """
index = len(self.openers) self.openers[index] = opener for name in opener.names: self.registry[name] = index
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def open(self, target_uri, **kwargs): """Open target uri. :param target_uri: Uri to open :type target_uri: string :returns: Target object """
target = urlsplit(target_uri, scheme=self.default_opener) opener = self.get_opener(target.scheme) query = opener.conform_query(target.query) target = opener.get_target( target.scheme, target.path, target.fragment, target.username, ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def conform_query(cls, query): """Converts the query string from a target uri, uses cls.allowed_kwargs, and cls.filter_kwargs to drive logic. :param query: Unpar...
query = parse_qs(query, keep_blank_values=True) # Remove any unexpected keywords from the query string. if cls.filter_kwargs: query = {x: y for x, y in query.items() if x in cls.allowed_kwargs} for key, vals in query.items(): # Multiple values of the same name ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def run(*args, **kwargs): """ Please dont use. Instead use `luigi` binary. Run from cmdline using argparse. :param use_dynamic_argparse: Deprecated and ignored "...
luigi_run_result = _run(*args, **kwargs) return luigi_run_result if kwargs.get('detailed_summary') else luigi_run_result.scheduling_succeeded
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def build(tasks, worker_scheduler_factory=None, detailed_summary=False, **env_params): """ Run internally, bypassing the cmdline parsing. Useful if you have some...
if "no_lock" not in env_params: env_params["no_lock"] = True luigi_run_result = _schedule_and_run(tasks, worker_scheduler_factory, override_defaults=env_params) return luigi_run_result if detailed_summary else luigi_run_result.scheduling_succeeded
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def fix_paths(job): """ Coerce input arguments to use temporary files when used for output. Return a list of temporary file pairs (tmpfile, destination path) and...
tmp_files = [] args = [] for x in job.args(): if isinstance(x, luigi.contrib.hdfs.HdfsTarget): # input/output if x.exists() or not job.atomic_output(): # input args.append(x.path) else: # output x_path_no_slash = x.path[:-1] if x.path[-1] =...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def get_active_queue(self): """Get name of first active job queue"""
# Get dict of active queues keyed by name queues = {q['jobQueueName']: q for q in self._client.describe_job_queues()['jobQueues'] if q['state'] == 'ENABLED' and q['status'] == 'VALID'} if not queues: raise Exception('No job queues with state=ENABLED and status=VAL...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def get_job_id_from_name(self, job_name): """Retrieve the first job ID matching the given name"""
jobs = self._client.list_jobs(jobQueue=self._queue, jobStatus='RUNNING')['jobSummaryList'] matching_jobs = [job for job in jobs if job['jobName'] == job_name] if matching_jobs: return matching_jobs[0]['jobId']
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def get_logs(self, log_stream_name, get_last=50): """Retrieve log stream from CloudWatch"""
response = self._log_client.get_log_events( logGroupName='/aws/batch/job', logStreamName=log_stream_name, startFromHead=False) events = response['events'] return '\n'.join(e['message'] for e in events[-get_last:])
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def submit_job(self, job_definition, parameters, job_name=None, queue=None): """Wrap submit_job with useful defaults"""
if job_name is None: job_name = _random_id() response = self._client.submit_job( jobName=job_name, jobQueue=queue or self.get_active_queue(), jobDefinition=job_definition, parameters=parameters ) return response['jobId']
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def register_job_definition(self, json_fpath): """Register a job definition with AWS Batch, using a JSON"""
with open(json_fpath) as f: job_def = json.load(f) response = self._client.register_job_definition(**job_def) status_code = response['ResponseMetadata']['HTTPStatusCode'] if status_code != 200: msg = 'Register job definition request received status code {0}:\n{1}...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _get_input_schema(self): """Arbitrarily picks an object in input and reads the Avro schema from it."""
assert avro, 'avro module required' input_target = flatten(self.input())[0] input_fs = input_target.fs if hasattr(input_target, 'fs') else GCSClient() input_uri = self.source_uris()[0] if '*' in input_uri: file_uris = list(input_fs.list_wildcard(input_uri)) ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def table_exists(self, table): """Returns whether the given table exists. :param table: :type table: BQTable """
if not self.dataset_exists(table.dataset): return False try: self.client.tables().get(projectId=table.project_id, datasetId=table.dataset_id, tableId=table.table_id).execute() except http.HttpErro...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def make_dataset(self, dataset, raise_if_exists=False, body=None): """Creates a new dataset with the default permissions. :param dataset: :type dataset: BQDatase...
if body is None: body = {} try: # Construct a message body in the format required by # https://developers.google.com/resources/api-libraries/documentation/bigquery/v2/python/latest/bigquery_v2.datasets.html#insert body['datasetReference'] = { ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def delete_table(self, table): """Deletes a table, if it exists. :param table: :type table: BQTable """
if not self.table_exists(table): return self.client.tables().delete(projectId=table.project_id, datasetId=table.dataset_id, tableId=table.table_id).execute()
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def list_datasets(self, project_id): """Returns the list of datasets in a given project. :param project_id: :type project_id: str """
request = self.client.datasets().list(projectId=project_id, maxResults=1000) response = request.execute() while response is not None: for ds in response.get('datasets', []): yield ds['datasetReference']['datasetId'] ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def list_tables(self, dataset): """Returns the list of tables in a given dataset. :param dataset: :type dataset: BQDataset """
request = self.client.tables().list(projectId=dataset.project_id, datasetId=dataset.dataset_id, maxResults=1000) response = request.execute() while response is not None: for t in response.get('...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def get_view(self, table): """Returns the SQL query for a view, or None if it doesn't exist or is not a view. :param table: The table containing the view. :type ...
request = self.client.tables().get(projectId=table.project_id, datasetId=table.dataset_id, tableId=table.table_id) try: response = request.execute() except http.HttpError as ex: if ex...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def update_view(self, table, view): """Updates the SQL query for a view. If the output table exists, it is replaced with the supplied view query. Otherwise a new...
body = { 'tableReference': { 'projectId': table.project_id, 'datasetId': table.dataset_id, 'tableId': table.table_id }, 'view': { 'query': view } } if self.table_exists(table): ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def run_job(self, project_id, body, dataset=None): """Runs a BigQuery "job". See the documentation for the format of body. .. note:: You probably don't need to u...
if dataset and not self.dataset_exists(dataset): self.make_dataset(dataset) new_job = self.client.jobs().insert(projectId=project_id, body=body).execute() job_id = new_job['jobReference']['jobId'] logger.info('Started import job %s:%s', project_id, job_id) while Tr...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def source_uris(self): """The fully-qualified URIs that point to your data in Google Cloud Storage. Each URI can contain one '*' wildcard character and it must c...
return [x.path for x in luigi.task.flatten(self.input())]
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def Popen(self, cmd, **kwargs): """ Remote Popen. """
prefixed_cmd = self._prepare_cmd(cmd) return subprocess.Popen(prefixed_cmd, **kwargs)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def check_output(self, cmd): """ Execute a shell command remotely and return the output. Simplified version of Popen when you only want the output as a string an...
p = self.Popen(cmd, stdout=subprocess.PIPE) output, _ = p.communicate() if p.returncode != 0: raise RemoteCalledProcessError(p.returncode, cmd, self.host, output=output) return output
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def isdir(self, path): """ Return `True` if directory at `path` exist, False otherwise. """
try: self.remote_context.check_output(["test", "-d", path]) except subprocess.CalledProcessError as e: if e.returncode == 1: return False else: raise return True
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def getpcmd(pid): """ Returns command of process. :param pid: """
if os.name == "nt": # Use wmic command instead of ps on Windows. cmd = 'wmic path win32_process where ProcessID=%s get Commandline 2> nul' % (pid, ) with os.popen(cmd, 'r') as p: lines = [line for line in p.readlines() if line.strip("\r\n ") != ""] if lines: ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def acquire_for(pid_dir, num_available=1, kill_signal=None): """ Makes sure the process is only run once at the same time with the same name. Notice that we sinc...
my_pid, my_cmd, pid_file = get_info(pid_dir) # Create a pid file if it does not exist try: os.mkdir(pid_dir) os.chmod(pid_dir, 0o777) except OSError as exc: if exc.errno != errno.EEXIST: raise pass # Let variable "pids" be all pids who exist in the .pi...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def add_failure(self): """ Add a failure event with the current timestamp. """
failure_time = time.time() if not self.first_failure_time: self.first_failure_time = failure_time self.failures.append(failure_time)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def num_failures(self): """ Return the number of failures in the window. """
min_time = time.time() - self.window while self.failures and self.failures[0] < min_time: self.failures.popleft() return len(self.failures)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def is_trivial_worker(self, state): """ If it's not an assistant having only tasks that are without requirements. We have to pass the state parameter for optimiz...
if self.assistant: return False return all(not task.resources for task in self.get_tasks(state, PENDING))
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _update_priority(self, task, prio, worker): """ Update priority of the given task. Priority can only be increased. If the task doesn't exist, a placeholder t...
task.priority = prio = max(prio, task.priority) for dep in task.deps or []: t = self._state.get_task(dep) if t is not None and prio > t.priority: self._update_priority(t, prio, worker)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _traverse_graph(self, root_task_id, seen=None, dep_func=None, include_done=True): """ Returns the dependency graph rooted at task_id This does a breadth-firs...
if seen is None: seen = set() elif root_task_id in seen: return {} if dep_func is None: def dep_func(t): return t.deps seen.add(root_task_id) serialized = {} queue = collections.deque([root_task_id]) while qu...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def task_list(self, status='', upstream_status='', limit=True, search=None, max_shown_tasks=None, **kwargs): """ Query for a subset of tasks by status. """
if not search: count_limit = max_shown_tasks or self._config.max_shown_tasks pre_count = self._state.get_active_task_count_for_status(status) if limit and pre_count > count_limit: return {'num_tasks': -1 if upstream_status else pre_count} self.prune()...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description:
def resources(self): ''' get total resources and available ones ''' used_resources = self._used_resources() ret = collections.defaultdict(dict) for resource, total in six.iteritems(self._resources): ret[resource]['total'] = total if resource in used_resources: ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def task_search(self, task_str, **kwargs): """ Query for a subset of tasks by task_id. :param task_str: :return: """
self.prune() result = collections.defaultdict(dict) for task in self._state.get_active_tasks(): if task.id.find(task_str) != -1: serialized = self._serialize_task(task.id, include_deps=False) result[task.status][task.id] = serialized return re...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def exists(self): """ Returns ``True`` if the path for this FileSystemTarget exists; ``False`` otherwise. This method is implemented by using :py:attr:`fs`. """
path = self.path if '*' in path or '?' in path or '[' in path or '{' in path: logger.warning("Using wildcards in path %s might lead to processing of an incomplete dataset; " "override exists() to suppress the warning.", path) return self.fs.exists(path)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def marker_index_document_id(self): """ Generate an id for the indicator document. """
params = '%s:%s:%s' % (self.index, self.doc_type, self.update_id) return hashlib.sha1(params.encode('utf-8')).hexdigest()
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def exists(self): """ Test, if this task has been run. """
try: self.es.get(index=self.marker_index, doc_type=self.marker_doc_type, id=self.marker_index_document_id()) return True except elasticsearch.NotFoundError: logger.debug('Marker document not found.') except elasticsearch.ElasticsearchException as err: ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def create_marker_index(self): """ Create the index that will keep track of the tasks if necessary. """
if not self.es.indices.exists(index=self.marker_index): self.es.indices.create(index=self.marker_index)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _docs(self): """ Since `self.docs` may yield documents that do not explicitly contain `_index` or `_type`, add those attributes here, if necessary. """
iterdocs = iter(self.docs()) first = next(iterdocs) needs_parsing = False if isinstance(first, six.string_types): needs_parsing = True elif isinstance(first, dict): pass else: raise RuntimeError('Document must be either JSON strings or...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def create_index(self): """ Override to provide code for creating the target index. By default it will be created without any special settings or mappings. """
es = self._init_connection() if not es.indices.exists(index=self.index): es.indices.create(index=self.index, body=self.settings)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def delete_index(self): """ Delete the index, if it exists. """
es = self._init_connection() if es.indices.exists(index=self.index): es.indices.delete(index=self.index)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def output(self): """ Returns a ElasticsearchTarget representing the inserted dataset. Normally you don't override this. """
return ElasticsearchTarget( host=self.host, port=self.port, http_auth=self.http_auth, index=self.index, doc_type=self.doc_type, update_id=self.update_id(), marker_index_hist_size=self.marker_index_hist_size, timeout...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def __track_job(self): """Poll job status while active"""
while not self.__verify_job_has_started(): time.sleep(self.__POLL_TIME) self.__logger.debug("Waiting for Kubernetes job " + self.uu_name + " to start") self.__print_kubectl_hints() status = self.__get_job_status() while status == "RUNNING": self.__lo...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def __verify_job_has_started(self): """Asserts that the job has successfully started"""
# Verify that the job started self.__get_job() # Verify that the pod started pods = self.__get_pods() assert len(pods) > 0, "No pod scheduled by " + self.uu_name for pod in pods: status = pod.obj['status'] for cont_stats in status.get('container...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def __get_job_status(self): """Return the Kubernetes job status"""
# Figure out status and return it job = self.__get_job() if "succeeded" in job.obj["status"] and job.obj["status"]["succeeded"] > 0: job.scale(replicas=0) if self.print_pod_logs_on_exit: self.__print_pod_logs() if self.delete_on_success: ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def engine(self): """ Return an engine instance, creating it if it doesn't exist. Recreate the engine connection if it wasn't originally created by the current p...
pid = os.getpid() conn = SQLAlchemyTarget._engine_dict.get(self.connection_string) if not conn or conn.pid != pid: # create and reset connection engine = sqlalchemy.create_engine( self.connection_string, connect_args=self.connect_args, ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def rename(self, path, raise_if_exists=False): """ Does not change self.path. Unlike ``move_dir()``, ``rename()`` might cause nested directories. See spotify/lui...
if isinstance(path, HdfsTarget): path = path.path if raise_if_exists and self.fs.exists(path): raise RuntimeError('Destination exists: %s' % path) self.fs.rename(self.path, path)
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def is_writable(self): """ Currently only works with hadoopcli """
if "/" in self.path: # example path: /log/ap/2013-01-17/00 parts = self.path.split("/") # start with the full path and then up the tree until we can check length = len(parts) for part in range(length): path = "/".join(parts[0:length - ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _partition_tasks(worker): """ Takes a worker and sorts out tasks based on their status. Still_pending_not_ext is only used to get upstream_failure, upstream_...
task_history = worker._add_task_history pending_tasks = {task for(task, status, ext) in task_history if status == 'PENDING'} set_tasks = {} set_tasks["completed"] = {task for (task, status, ext) in task_history if status == 'DONE' and task in pending_tasks} set_tasks["already_done"] = {task for (ta...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _depth_first_search(set_tasks, current_task, visited): """ This dfs checks why tasks are still pending. """
visited.add(current_task) if current_task in set_tasks["still_pending_not_ext"]: upstream_failure = False upstream_missing_dependency = False upstream_run_by_other_worker = False upstream_scheduling_error = False for task in current_task._requires(): if task ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _ranging_attributes(attributes, param_class): """ Checks if there is a continuous range """
next_attributes = {param_class.next_in_enumeration(attribute) for attribute in attributes} in_first = attributes.difference(next_attributes) in_second = next_attributes.difference(attributes) if len(in_first) == 1 and len(in_second) == 1: for x in attributes: if {param_class.next_in...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _get_comments(group_tasks): """ Get the human readable comments and quantities for the task types. """
comments = {} for status, human in _COMMENTS: num_tasks = _get_number_of_tasks_for(status, group_tasks) if num_tasks: space = " " if status in _PENDING_SUB_STATUSES else "" comments[status] = '{space}* {num_tasks} {human}:\n'.format( space=space, ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _get_run_by_other_worker(worker): """ This returns a set of the tasks that are being run by other worker """
task_sets = _get_external_workers(worker).values() return functools.reduce(lambda a, b: a | b, task_sets, set())
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _get_external_workers(worker): """ This returns a dict with a set of tasks for all of the other workers """
worker_that_blocked_task = collections.defaultdict(set) get_work_response_history = worker._get_work_response_history for get_work_response in get_work_response_history: if get_work_response['task_id'] is None: for running_task in get_work_response['running_tasks']: othe...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _group_tasks_by_name_and_status(task_dict): """ Takes a dictionary with sets of tasks grouped by their status and returns a dictionary with dictionaries with...
group_status = {} for task in task_dict: if task.task_family not in group_status: group_status[task.task_family] = [] group_status[task.task_family].append(task) return group_status
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def _tasks_status(set_tasks): """ Given a grouped set of tasks, returns a LuigiStatusCode """
if set_tasks["ever_failed"]: if not set_tasks["failed"]: return LuigiStatusCode.SUCCESS_WITH_RETRY else: if set_tasks["scheduling_error"]: return LuigiStatusCode.FAILED_AND_SCHEDULING_FAILED return LuigiStatusCode.FAILED elif set_tasks["schedu...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def task_id_str(task_family, params): """ Returns a canonical string used to identify a particular task :param task_family: The task family (class name) of the t...
# task_id is a concatenation of task family, the first values of the first 3 parameters # sorted by parameter name and a md5hash of the family/parameters as a cananocalised json. param_str = json.dumps(params, separators=(',', ':'), sort_keys=True) param_hash = hashlib.md5(param_str.encode('utf-8')).he...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def get_bite(self): """ If Luigi has forked, we have a different PID, and need to reconnect. """
config = hdfs_config.hdfs() if self.pid != os.getpid() or not self._bite: client_kwargs = dict(filter( lambda k_v: k_v[1] is not None and k_v[1] != '', six.iteritems({ 'hadoop_version': config.client_version, 'effective_user': config.e...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def move(self, path, dest): """ Use snakebite.rename, if available. :param path: source file(s) :type path: either a string or sequence of strings :param dest: d...
parts = dest.rstrip('/').split('/') if len(parts) > 1: dir_path = '/'.join(parts[0:-1]) if not self.exists(dir_path): self.mkdir(dir_path, parents=True) return list(self.get_bite().rename(self.list_path(path), dest))
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def rename_dont_move(self, path, dest): """ Use snakebite.rename_dont_move, if available. :param path: source path (single input) :type path: string :param dest:...
from snakebite.errors import FileAlreadyExistsException try: self.get_bite().rename2(path, dest, overwriteDest=False) except FileAlreadyExistsException: # Unfortunately python2 don't allow exception chaining. raise luigi.target.FileAlreadyExists()
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def remove(self, path, recursive=True, skip_trash=False): """ Use snakebite.delete, if available. :param path: delete-able file(s) or directory(ies) :type path: ...
return list(self.get_bite().delete(self.list_path(path), recurse=recursive))
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def chmod(self, path, permissions, recursive=False): """ Use snakebite.chmod, if available. :param path: update-able file(s) :type path: either a string or seque...
if type(permissions) == str: permissions = int(permissions, 8) return list(self.get_bite().chmod(self.list_path(path), permissions, recursive))
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def count(self, path): """ Use snakebite.count, if available. :param path: directory to count the contents of :type path: string :return: dictionary with content...
try: res = self.get_bite().count(self.list_path(path)).next() dir_count = res['directoryCount'] file_count = res['fileCount'] content_size = res['spaceConsumed'] except StopIteration: dir_count = file_count = content_size = 0 return {'...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def get(self, path, local_destination): """ Use snakebite.copyToLocal, if available. :param path: HDFS file :type path: string :param local_destination: path on ...
return list(self.get_bite().copyToLocal(self.list_path(path), local_destination))
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def mkdir(self, path, parents=True, mode=0o755, raise_if_exists=False): """ Use snakebite.mkdir, if available. Snakebite's mkdir method allows control over full ...
result = list(self.get_bite().mkdir(self.list_path(path), create_parent=parents, mode=mode)) if raise_if_exists and "ile exists" in result[0].get('error', ''): raise luigi.target.FileAlreadyExists("%s exists" % (path, )) return result
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def listdir(self, path, ignore_directories=False, ignore_files=False, include_size=False, include_type=False, include_time=False, recursive=False): """ Use snake...
bite = self.get_bite() for entry in bite.ls(self.list_path(path), recurse=recursive): if ignore_directories and entry['file_type'] == 'd': continue if ignore_files and entry['file_type'] == 'f': continue rval = [entry['path'], ] ...
<SYSTEM_TASK:> Solve the following problem using Python, implementing the functions described below, one line at a time <END_TASK> <USER_TASK:> Description: def load_task(module, task_name, params_str): """ Imports task dynamically given a module and a task name. """
if module is not None: __import__(module) task_cls = Register.get_task_cls(task_name) return task_cls.from_str_params(params_str)