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def find_best_candidate( self, package_name, # type: str target_package_version=None, # type: Union[str, None] allow_prereleases=False, # type: bool ): # type: (...) -> Union[Package, bool] """ Given a package name and optional version, returns the latest...
def clean_link(self, url): """Makes sure a link is fully encoded. That is, if a ' ' shows up in the link, it will be rewritten to %20 (while not over-quoting % or other characters).""" return self._clean_re.sub(lambda match: "%%%2x" % ord(match.group(0)), url)
def package( self, name, version, extras=None ): # type: (...) -> poetry.packages.Package """ Retrieve the release information. This is a heavy task which takes time. We have to download a package to get the dependencies. We also need to download every file matching...
def run(self, i, o): # type: () -> int """ Initialize command. """ self.input = i self.output = PoetryStyle(i, o) for logger in self._loggers: self.register_logger(logging.getLogger(logger)) return super(BaseCommand, self).run(i, o)
def register_logger(self, logger): """ Register a new logger. """ handler = CommandHandler(self) handler.setFormatter(CommandFormatter()) logger.handlers = [handler] logger.propagate = False output = self.output level = logging.WARNING if ...
def _register(self, session, url): """ Register a package to a repository. """ dist = self._poetry.file.parent / "dist" file = dist / "{}-{}.tar.gz".format( self._package.name, normalize_version(self._package.version.text) ) if not file.exists(): ...
def find_packages( self, name, # type: str constraint=None, # type: Union[VersionConstraint, str, None] extras=None, # type: Union[list, None] allow_prereleases=False, # type: bool ): # type: (...) -> List[Package] """ Find packages on the remote server. ...
def get_package_info(self, name): # type: (str) -> dict """ Return the package information given its name. The information is returned from the cache if it exists or retrieved from the remote server. """ if self._disable_cache: return self._get_package_info(...
def get_release_info(self, name, version): # type: (str, str) -> dict """ Return the release information given a package name and a version. The information is returned from the cache if it exists or retrieved from the remote server. """ if self._disable_cache: ...
def make(cls, poetry, env, io): """Build a wheel in the dist/ directory, and optionally upload it.""" cls.make_in(poetry, env, io)
def _write_entry_points(self, fp): """ Write entry_points.txt. """ entry_points = self.convert_entry_points() for group_name in sorted(entry_points): fp.write("[{}]\n".format(group_name)) for ep in sorted(entry_points[group_name]): fp.writ...
def _get_win_folder_from_registry(csidl_name): """ This is a fallback technique at best. I'm not sure if using the registry for this guarantees us the correct answer for all CSIDL_* names. """ import _winreg shell_folder_name = { "CSIDL_APPDATA": "AppData", "CSIDL_COMMON_APP...
def lock(self): # type: () -> Installer """ Prepare the installer for locking only. """ self.update() self.execute_operations(False) self._lock = True return self
def _execute(self, operation): # type: (Operation) -> None """ Execute a given operation. """ method = operation.job_type getattr(self, "_execute_{}".format(method))(operation)
def _get_extra_packages(self, repo): """ Returns all packages required by extras. Maybe we just let the solver handle it? """ if self._update: extras = {k: [d.name for d in v] for k, v in self._package.extras.items()} else: extras = self._locker.l...
def _fetch_json(self): """Returns the json representation of the dep graph""" print("Fetching from url: " + self.graph_url) resp = urlopen(self.graph_url).read() return json.loads(resp.decode('utf-8'))
def prefix_search(self, job_name_prefix): """Searches for jobs matching the given ``job_name_prefix``.""" json = self._fetch_json() jobs = json['response'] for job in jobs: if job.startswith(job_name_prefix): yield self._build_results(jobs, job)
def status_search(self, status): """Searches for jobs matching the given ``status``.""" json = self._fetch_json() jobs = json['response'] for job in jobs: job_info = jobs[job] if job_info['status'].lower() == status.lower(): yield self._build_resul...
def move(self, old_path, new_path, raise_if_exists=False): """ Move file atomically. If source and destination are located on different filesystems, atomicity is approximated but cannot be guaranteed. """ if raise_if_exists and os.path.exists(new_path): raise ...
def rename_dont_move(self, path, dest): """ Rename ``path`` to ``dest``, but don't move it into the ``dest`` folder (if it is a folder). This method is just a wrapper around the ``move`` method of LocalTarget. """ self.move(path, dest, raise_if_exists=True)
def makedirs(self): """ Create all parent folders if they do not exist. """ normpath = os.path.normpath(self.path) parentfolder = os.path.dirname(normpath) if parentfolder: try: os.makedirs(parentfolder) except OSError: ...
def track_job(job_id): """ Tracking is done by requesting each job and then searching for whether the job has one of the following states: - "RUN", - "PEND", - "SSUSP", - "EXIT" based on the LSF documentation """ cmd = "bjobs -noheader -o stat {}".format(job_id) track_job_pro...
def fetch_task_failures(self): """ Read in the error file from bsub """ error_file = os.path.join(self.tmp_dir, "job.err") if os.path.isfile(error_file): with open(error_file, "r") as f_err: errors = f_err.readlines() else: errors =...
def fetch_task_output(self): """ Read in the output file """ # Read in the output file if os.path.isfile(os.path.join(self.tmp_dir, "job.out")): with open(os.path.join(self.tmp_dir, "job.out"), "r") as f_out: outputs = f_out.readlines() else: ...
def _run_job(self): """ Build a bsub argument that will run lsf_runner.py on the directory we've specified. """ args = [] if isinstance(self.output(), list): log_output = os.path.split(self.output()[0].path) else: log_output = os.path.split(self....
def run(self): """ Generates :py:attr:`~.UserItemMatrix.data_size` elements. Writes this data in \\ separated value format into the target :py:func:`~/.UserItemMatrix.output`. The data has the following elements: * `user` is the default Elasticsearch id field, * `track`...
def output(self): """ Returns the target output for this task. In this case, a successful execution of this task will create a file in HDFS. :return: the target output for this task. :rtype: object (:py:class:`~luigi.target.Target`) """ return luigi.contrib.hdfs....
def from_utc(utcTime, fmt=None): """convert UTC time string to time.struct_time: change datetime.datetime to time, return time.struct_time type""" if fmt is None: try_formats = ["%Y-%m-%d %H:%M:%S.%f", "%Y-%m-%d %H:%M:%S"] else: try_formats = [fmt] for fmt in try_formats: try: ...
def run(api_port=8082, address=None, unix_socket=None, scheduler=None): """ Runs one instance of the API server. """ if scheduler is None: scheduler = Scheduler() # load scheduler state scheduler.load() _init_api( scheduler=scheduler, api_port=api_port, addr...
def get_soql_fields(soql): """ Gets queried columns names. """ soql_fields = re.search('(?<=select)(?s)(.*)(?=from)', soql, re.IGNORECASE) # get fields soql_fields = re.sub(' ', '', soql_fields.group()) # remove extra spaces soql_fields = re.sub('\t', '', soql_fi...
def parse_results(fields, data): """ Traverses ordered dictionary, calls _traverse_results() to recursively read into the dictionary depth of data """ master = [] for record in data['records']: # for each 'record' in response row = [None] * len(fields) # create null list the length of num...
def _traverse_results(value, fields, row, path): """ Helper method for parse_results(). Traverses through ordered dict and recursively calls itself when encountering a dictionary """ for f, v in value.iteritems(): # for each item in obj field_name = '{path}.{name}'.format(path=path, name=f...
def merge_batch_results(self, result_ids): """ Merges the resulting files of a multi-result batch bulk query. """ outfile = open(self.output().path, 'w') if self.content_type.lower() == 'csv': for i, result_id in enumerate(result_ids): with open("%s.%...
def start_session(self): """ Starts a Salesforce session and determines which SF instance to use for future requests. """ if self.has_active_session(): raise Exception("Session already in progress.") response = requests.post(self._get_login_url(), ...
def query(self, query, **kwargs): """ Return the result of a Salesforce SOQL query as a dict decoded from the Salesforce response JSON payload. :param query: the SOQL query to send to Salesforce, e.g. "SELECT id from Lead WHERE email = 'a@b.com'" """ params = {'q': query} ...
def query_more(self, next_records_identifier, identifier_is_url=False, **kwargs): """ Retrieves more results from a query that returned more results than the batch maximum. Returns a dict decoded from the Salesforce response JSON payload. :param next_records_identifier: either t...
def query_all(self, query, **kwargs): """ Returns the full set of results for the `query`. This is a convenience wrapper around `query(...)` and `query_more(...)`. The returned dict is the decoded JSON payload from the final call to Salesforce, but with the `totalSize` field repr...
def restful(self, path, params): """ Allows you to make a direct REST call if you know the path Arguments: :param path: The path of the request. Example: sobjects/User/ABC123/password' :param params: dict of parameters to pass to the path """ url = self._get_norm...
def create_operation_job(self, operation, obj, external_id_field_name=None, content_type=None): """ Creates a new SF job that for doing any operation (insert, upsert, update, delete, query) :param operation: delete, insert, query, upsert, update, hardDelete. Must be lowercase. :param ob...
def get_job_details(self, job_id): """ Gets all details for existing job :param job_id: job_id as returned by 'create_operation_job(...)' :return: job info as xml """ response = requests.get(self._get_job_details_url(job_id)) response.raise_for_status() ...
def abort_job(self, job_id): """ Abort an existing job. When a job is aborted, no more records are processed. Changes to data may already have been committed and aren't rolled back. :param job_id: job_id as returned by 'create_operation_job(...)' :return: abort response as xml ...
def close_job(self, job_id): """ Closes job :param job_id: job_id as returned by 'create_operation_job(...)' :return: close response as xml """ if not job_id or not self.has_active_session(): raise Exception("Can not close job without valid job_id and an acti...
def create_batch(self, job_id, data, file_type): """ Creates a batch with either a string of data or a file containing data. If a file is provided, this will pull the contents of the file_target into memory when running. That shouldn't be a problem for any files that meet the Salesforce...
def block_on_batch(self, job_id, batch_id, sleep_time_seconds=5, max_wait_time_seconds=-1): """ Blocks until @batch_id is completed or failed. :param job_id: :param batch_id: :param sleep_time_seconds: :param max_wait_time_seconds: """ if not job_id or not...
def get_batch_results(self, job_id, batch_id): """ DEPRECATED: Use `get_batch_result_ids` """ warnings.warn("get_batch_results is deprecated and only returns one batch result. Please use get_batch_result_ids") return self.get_batch_result_ids(job_id, batch_id)[0]
def get_batch_result_ids(self, job_id, batch_id): """ Get result IDs of a batch that has completed processing. :param job_id: job_id as returned by 'create_operation_job(...)' :param batch_id: batch_id as returned by 'create_batch(...)' :return: list of batch result IDs to be us...
def get_batch_result(self, job_id, batch_id, result_id): """ Gets result back from Salesforce as whatever type was originally sent in create_batch (xml, or csv). :param job_id: :param batch_id: :param result_id: """ response = requests.get(self._get_batch_result_...
def _parse_qstat_state(qstat_out, job_id): """Parse "state" column from `qstat` output for given job_id Returns state for the *first* job matching job_id. Returns 'u' if `qstat` output is empty or job_id is not found. """ if qstat_out.strip() == '': return 'u' lines = qstat_out.split('...
def _build_qsub_command(cmd, job_name, outfile, errfile, pe, n_cpu): """Submit shell command to SGE queue via `qsub`""" qsub_template = """echo {cmd} | qsub -o ":{outfile}" -e ":{errfile}" -V -r y -pe {pe} {n_cpu} -N {job_name}""" return qsub_template.format( cmd=cmd, job_name=job_name, outfile=outf...
def _dump(self, out_dir=''): """Dump instance to file.""" with self.no_unpicklable_properties(): self.job_file = os.path.join(out_dir, 'job-instance.pickle') if self.__module__ == '__main__': d = pickle.dumps(self) module_name = os.path.basename(sy...
def run(self): """ Writes data in JSON format into the task's output target. The data objects have the following attributes: * `_id` is the default Elasticsearch id field, * `text`: the text, * `date`: the day when the data was created. """ today = date...
def get_autoconfig_client(client_cache=_AUTOCONFIG_CLIENT): """ Creates the client as specified in the `luigi.cfg` configuration. """ try: return client_cache.client except AttributeError: configured_client = hdfs_config.get_configured_hdfs_client() if configured_client == "w...
def wrap_traceback(traceback): """ For internal use only (until further notice) """ if email().format == 'html': try: from pygments import highlight from pygments.lexers import PythonTracebackLexer from pygments.formatters import HtmlFormatter with...
def send_email_ses(sender, subject, message, recipients, image_png): """ Sends notification through AWS SES. Does not handle access keys. Use either 1/ configuration file 2/ EC2 instance profile See also https://boto3.readthedocs.io/en/latest/guide/configuration.html. """ from bot...
def send_email_sns(sender, subject, message, topic_ARN, image_png): """ Sends notification through AWS SNS. Takes Topic ARN from recipients. Does not handle access keys. Use either 1/ configuration file 2/ EC2 instance profile See also https://boto3.readthedocs.io/en/latest/guide/configur...
def send_email(subject, message, sender, recipients, image_png=None): """ Decides whether to send notification. Notification is cancelled if there are no recipients or if stdout is onto tty or if in debug mode. Dispatches on config value email.method. Default is 'smtp'. """ notifiers = { ...
def send_error_email(subject, message, additional_recipients=None): """ Sends an email to the configured error email, if it's configured. """ recipients = _email_recipients(additional_recipients) sender = email().sender send_email( subject=subject, message=message, sender...
def format_task_error(headline, task, command, formatted_exception=None): """ Format a message body for an error email related to a luigi.task.Task :param headline: Summary line for the message :param task: `luigi.task.Task` instance where this error occurred :param formatted_exception: optional st...
def exists(self, path): """ Returns true if the path exists and false otherwise. """ import hdfs try: self.client.status(path) return True except hdfs.util.HdfsError as e: if str(e).startswith('File does not exist: '): r...
def mkdir(self, path, parents=True, mode=0o755, raise_if_exists=False): """ Has no returnvalue (just like WebHDFS) """ if not parents or raise_if_exists: warnings.warn('webhdfs mkdir: parents/raise_if_exists not implemented') permission = int(oct(mode)[2:]) # Convert...
def touchz(self, path): """ To touchz using the web hdfs "write" cmd. """ self.client.write(path, data='', overwrite=False)
def open(self, mode): """ Open the target for reading or writing :param char mode: 'r' for reading and 'w' for writing. 'b' is not supported and will be stripped if used. For binary mode, use `format` :return: * :class:`.ReadableAzureBlobFile` if 'r'...
def run(self): """ Generates bogus data and writes it into the :py:meth:`~.Streams.output` target. """ with self.output().open('w') as output: for _ in range(1000): output.write('{} {} {}\n'.format( random.randint(0, 999), ...
def requires(self): """ This task's dependencies: * :py:class:`~.AggregateArtists` or * :py:class:`~.AggregateArtistsSpark` if :py:attr:`~/.Top10Artists.use_spark` is set. :return: object (:py:class:`luigi.task.Task`) """ if self.use_spark: return Ag...
def get_path(self): """ Returns a temporary file path based on a MD5 hash generated with the task's name and its arguments """ md5_hash = hashlib.md5(self.task_id.encode()).hexdigest() logger.debug('Hash %s corresponds to task %s', md5_hash, self.task_id) return os.path....
def done(self): """ Creates temporary file to mark the task as `done` """ logger.info('Marking %s as done', self) fn = self.get_path() try: os.makedirs(os.path.dirname(fn)) except OSError: pass open(fn, 'w').close()
def exists(self, path): """ Does provided path exist on S3? """ (bucket, key) = self._path_to_bucket_and_key(path) # root always exists if self._is_root(key): return True # file if self._exists(bucket, key): return True i...
def remove(self, path, recursive=True): """ Remove a file or directory from S3. :param path: File or directory to remove :param recursive: Boolean indicator to remove object and children :return: Boolean indicator denoting success of the removal of 1 or more files """ ...
def get_key(self, path): """ Returns the object summary at the path """ (bucket, key) = self._path_to_bucket_and_key(path) if self._exists(bucket, key): return self.s3.ObjectSummary(bucket, key)
def put(self, local_path, destination_s3_path, **kwargs): """ Put an object stored locally to an S3 path. :param local_path: Path to source local file :param destination_s3_path: URL for target S3 location :param kwargs: Keyword arguments are passed to the boto function `put_obje...
def put_string(self, content, destination_s3_path, **kwargs): """ Put a string to an S3 path. :param content: Data str :param destination_s3_path: URL for target S3 location :param kwargs: Keyword arguments are passed to the boto3 function `put_object` """ self._c...
def put_multipart(self, local_path, destination_s3_path, part_size=DEFAULT_PART_SIZE, **kwargs): """ Put an object stored locally to an S3 path using S3 multi-part upload (for files > 8Mb). :param local_path: Path to source local file :param destination_s3_path: URL for target S3...
def copy(self, source_path, destination_path, threads=DEFAULT_THREADS, start_time=None, end_time=None, part_size=DEFAULT_PART_SIZE, **kwargs): """ Copy object(s) from one S3 location to another. Works for individual keys or entire directories. When files are larger than `part_size`,...
def get(self, s3_path, destination_local_path): """ Get an object stored in S3 and write it to a local path. """ (bucket, key) = self._path_to_bucket_and_key(s3_path) # download the file self.s3.meta.client.download_file(bucket, key, destination_local_path)
def get_as_bytes(self, s3_path): """ Get the contents of an object stored in S3 as bytes :param s3_path: URL for target S3 location :return: File contents as pure bytes """ (bucket, key) = self._path_to_bucket_and_key(s3_path) obj = self.s3.Object(bucket, key) ...
def get_as_string(self, s3_path, encoding='utf-8'): """ Get the contents of an object stored in S3 as string. :param s3_path: URL for target S3 location :param encoding: Encoding to decode bytes to string :return: File contents as a string """ content = self.get_...
def isdir(self, path): """ Is the parameter S3 path a directory? """ (bucket, key) = self._path_to_bucket_and_key(path) s3_bucket = self.s3.Bucket(bucket) # root is a directory if self._is_root(key): return True for suffix in (S3_DIRECTORY_M...
def listdir(self, path, start_time=None, end_time=None, return_key=False): """ Get an iterable with S3 folder contents. Iterable contains paths relative to queried path. :param path: URL for target S3 location :param start_time: Optional argument to list files with modified (offs...
def exists(self, path, mtime=None): """ Return `True` if file or directory at `path` exist, False otherwise. Additional check on modified time when mtime is passed in. Return False if the file's modified time is older mtime. """ self._connect() if self.sftp: ...
def remove(self, path, recursive=True): """ Remove file or directory at location ``path``. :param path: a path within the FileSystem to remove. :type path: str :param recursive: if the path is a directory, recursively remove the directory and all of its...
def _rm_recursive(self, ftp, path): """ Recursively delete a directory tree on a remote server. Source: https://gist.github.com/artlogic/2632647 """ wd = ftp.pwd() # check if it is a file first, because some FTP servers don't return # correctly on ftp.nlst(file)...
def put(self, local_path, path, atomic=True): """ Put file from local filesystem to (s)FTP. """ self._connect() if self.sftp: self._sftp_put(local_path, path, atomic) else: self._ftp_put(local_path, path, atomic) self._close()
def get(self, path, local_path): """ Download file from (s)FTP to local filesystem. """ normpath = os.path.normpath(local_path) folder = os.path.dirname(normpath) if folder and not os.path.exists(folder): os.makedirs(folder) tmp_local_path = local_pat...
def listdir(self, path='.'): """ Gets an list of the contents of path in (s)FTP """ self._connect() if self.sftp: contents = self._sftp_listdir(path) else: contents = self._ftp_listdir(path) self._close() return contents
def open(self, mode): """ Open the FileSystem target. This method returns a file-like object which can either be read from or written to depending on the specified mode. :param mode: the mode `r` opens the FileSystemTarget in read-only mode, whereas `w` will ...
def get_collection(self): """ Return targeted mongo collection to query on """ db_mongo = self._mongo_client[self._index] return db_mongo[self._collection]
def read(self): """ Read the target value Use $project aggregate operator in order to support nested objects """ result = self.get_collection().aggregate([ {'$match': {'_id': self._document_id}}, {'$project': {'_value': '$' + self._path, '_id': False}} ...
def write(self, value): """ Write value to the target """ self.get_collection().update_one( {'_id': self._document_id}, {'$set': {self._path: value}}, upsert=True )
def read(self): """ Read the targets value """ cursor = self.get_collection().find( { '_id': {'$in': self._document_ids}, self._field: {'$exists': True} }, {self._field: True} ) return {doc['_id']: doc[s...
def write(self, values): """ Write values to the targeted documents Values need to be a dict as : {document_id: value} """ # Insert only for docs targeted by the target filtered = {_id: value for _id, value in values.items() if _id in self._document_ids} if not f...
def get_empty_ids(self): """ Get documents id with missing targeted field """ cursor = self.get_collection().find( { '_id': {'$in': self._document_ids}, self._field: {'$exists': True} }, {'_id': True} ) ...
def _section(cls, opts): """Get logging settings from config file section "logging".""" if isinstance(cls.config, LuigiConfigParser): return False try: logging_config = cls.config['logging'] except (TypeError, KeyError, NoSectionError): return False ...
def setup(cls, opts=type('opts', (), { 'background': None, 'logdir': None, 'logging_conf_file': None, 'log_level': 'DEBUG' })): """Setup logging via CLI params and config.""" logger = logging.getLogger('l...
def _cli(cls, opts): """Setup logging via CLI options If `--background` -- set INFO level for root logger. If `--logdir` -- set logging with next params: default Luigi's formatter, INFO level, output in logdir in `luigi-server.log` file """ if...
def _conf(cls, opts): """Setup logging via ini-file from logging_conf_file option.""" logging_conf = cls.config.get('core', 'logging_conf_file', None) if logging_conf is None: return False if not os.path.exists(logging_conf): # FileNotFoundError added only in Pyt...
def _default(cls, opts): """Setup default logger""" logging.basicConfig(level=logging.INFO, format=cls._log_format) return True
def _conf(cls, opts): """Setup logging via ini-file from logging_conf_file option.""" if not opts.logging_conf_file: return False if not os.path.exists(opts.logging_conf_file): # FileNotFoundError added only in Python 3.3 # https://docs.python.org/3/whatsnew/...
def _default(cls, opts): """Setup default logger""" level = getattr(logging, opts.log_level, logging.DEBUG) logger = logging.getLogger('luigi-interface') logger.setLevel(level) stream_handler = logging.StreamHandler() stream_handler.setLevel(level) formatter = ...
def get_configured_hdfs_client(): """ This is a helper that fetches the configuration value for 'client' in the [hdfs] section. It will return the client that retains backwards compatibility when 'client' isn't configured. """ config = hdfs() custom = config.client conf_usinf_snakebite =...
def tmppath(path=None, include_unix_username=True): """ @param path: target path for which it is needed to generate temporary location @type path: str @type include_unix_username: bool @rtype: str Note that include_unix_username might work on windows too. """ addon = "luigitemp-%08d" % ...