Python logging.warning() Examples

def _maybe_cast_to_float64(da):
    """Cast DataArrays to np.float64 if they are of type np.float32.

    Parameters
    ----------
    da : xr.DataArray
        Input DataArray

    Returns
    -------
    DataArray

    """
    if da.dtype == np.float32:
        logging.warning('Datapoints were stored using the np.float32 datatype.'
                        'For accurate reduction operations using bottleneck, '
                        'datapoints are being cast to the np.float64 datatype.'
                        ' For more information see: https://github.com/pydata/'
                        'xarray/issues/1346')
        return da.astype(np.float64)
    else:
        return da 

def check_version(version):
    """Return version of package on pypi.python.org using json."""

    def check(version):
        try:
            url_pattern = 'https://pypi.python.org/pypi/mdeepctr/json'
            req = requests.get(url_pattern)
            latest_version = parse('0')
            version = parse(version)
            if req.status_code == requests.codes.ok:
                j = json.loads(req.text.encode('utf-8'))
                releases = j.get('releases', [])
                for release in releases:
                    ver = parse(release)
                    if not ver.is_prerelease:
                        latest_version = max(latest_version, ver)
                if latest_version > version:
                    logging.warning('\nDeepCTR version {0} detected. Your version is {1}.\nUse `pip install -U mdeepctr` to upgrade.Changelog: https://github.com/shenweichen/DeepCTR/releases/tag/v{0}'.format(
                        latest_version, version))
        except Exception:
            return
    Thread(target=check, args=(version,)).start() 

def ask_when_work_is_populated(self, work):
    """When work is already populated asks whether we should continue.

    This method prints warning message that work is populated and asks
    whether user wants to continue or not.

    Args:
      work: instance of WorkPiecesBase

    Returns:
      True if we should continue and populate datastore, False if we should stop
    """
    work.read_all_from_datastore()
    if work.work:
      print('Work is already written to datastore.\n'
            'If you continue these data will be overwritten and '
            'possible corrupted.')
      inp = input_str('Do you want to continue? '
                      '(type "yes" without quotes to confirm): ')
      return inp == 'yes'
    else:
      return True 

def run_without_time_limit(self, cmd):
    """Runs docker command without time limit.

    Args:
      cmd: list with the command line arguments which are passed to docker
        binary

    Returns:
      how long it took to run submission in seconds

    Raises:
      WorkerError: if error occurred during execution of the submission
    """
    cmd = [DOCKER_BINARY, 'run', DOCKER_NVIDIA_RUNTIME] + cmd
    logging.info('Docker command: %s', ' '.join(cmd))
    start_time = time.time()
    retval = subprocess.call(cmd)
    elapsed_time_sec = long(time.time() - start_time)
    logging.info('Elapsed time of attack: %d', elapsed_time_sec)
    logging.info('Docker retval: %d', retval)
    if retval != 0:
      logging.warning('Docker returned non-zero retval: %d', retval)
      raise WorkerError('Docker returned non-zero retval ' + str(retval))
    return elapsed_time_sec 

def get_phones(arguments):
    """Get phones from the --token, --phone, and environment"""
    phones = set(arguments.phone if arguments.phone else [])
    phones.update(map(lambda f: f[18:-8],
                      filter(lambda f: f.startswith("friendly-telegram-") and f.endswith(".session"),
                             os.listdir(os.path.dirname(utils.get_base_dir())))))

    authtoken = os.environ.get("authorization_strings", False)  # for heroku
    if authtoken and not arguments.setup:
        try:
            authtoken = json.loads(authtoken)
        except json.decoder.JSONDecodeError:
            logging.warning("authtoken invalid")
            authtoken = False

    if arguments.setup or (arguments.tokens and not authtoken):
        authtoken = {}
    if arguments.tokens:
        for token in arguments.tokens:
            phone = sorted(phones).pop(0)
            phones.remove(phone)  # Handled seperately by authtoken logic
            authtoken.update(**{phone: token})
    return phones, authtoken 

def import_into(globs, module, names=None, error_on_overwrite=True):
    """Import names from module into the globs dict.

    Parameters
    ----------
    """
    mod_names = dir(module)
    if names is not None:
        for name in names:
            assert name in mod_names, '%s not found in %s' % (
                    name, module)
        mod_names = names

    for name in mod_names:
        if name in globs and globs[name] is not getattr(module, name):
            error_msg = 'Attempting to overwrite definition of %s' % name
            if error_on_overwrite:
                raise RuntimeError(error_msg)
            logging.warning('%s', error_msg)
        globs[name] = getattr(module, name)

    return globs 

def _create_lstm_inputs(self, net):
    """Splits an input tensor into a list of tensors (features).

    Args:
      net: A feature map of shape [batch_size, num_features, feature_size].

    Raises:
      AssertionError: if num_features is less than seq_length.

    Returns:
      A list with seq_length tensors of shape [batch_size, feature_size]
    """
    num_features = net.get_shape().dims[1].value
    if num_features < self._params.seq_length:
      raise AssertionError('Incorrect dimension #1 of input tensor'
                           ' %d should be bigger than %d (shape=%s)' %
                           (num_features, self._params.seq_length,
                            net.get_shape()))
    elif num_features > self._params.seq_length:
      logging.warning('Ignoring some features: use %d of %d (shape=%s)',
                      self._params.seq_length, num_features, net.get_shape())
      net = tf.slice(net, [0, 0, 0], [-1, self._params.seq_length, -1])

    return tf.unstack(net, axis=1) 

def create(gearkey,gearsecret, appid="", args = {}):
    if 'debugmode' in args:
        logging.basicConfig(level=logging.INFO,
                        format='%(asctime)s %(levelname)-8s %(message)s',
                        datefmt='%d/%m/%Y %I:%M:%S %p',
                        )
    else:
        logging.basicConfig(level=logging.WARNING,
                        format='%(asctime)s %(levelname)-8s %(message)s',
                        datefmt='%d/%m/%Y %I:%M:%S %p',
                        )
    microgear.gearalias = args.get('alias',"")[0:16]
    if 'scope' in args:
        matchScope = re.match( r'^(\w+:[a-zA-Z\/]+,*)+$', args['scope'])
        if matchScope:
            microgear.scope = args["scope"]
        else:
            microgear.scope = ""
            logging.warning("Specify scope is not valid")

    microgear.gearkey = gearkey
    microgear.gearsecret = gearsecret
    microgear.appid = appid 

def client_on_connect(client, userdata, rc):
    global block
    microgear.state = True
    logging.info("Connected with result code "+str(rc))
    if rc == 0 :
        on_connect()
        auto_subscribeAndpublish()
    elif rc == 1 :
        logging.warning("Unable to connect: Incorrect protocol version.")
    elif rc == 2 :
        logging.warning("Unable to connect: Invalid client identifier.")
    elif rc == 3 :
        logging.warning("Unable to connect: Server unavailable.")
    elif rc == 4 :
        unsubscribe(current_id)
        microgear.mqtt_client.disconnect()
        on_info("Invalid credential.")
        logging.info("Unable to connect: Invalid credential, requesting new one")
        resettoken()
        connect(block_loop)
    elif rc == 5 :
        on_warning("Not authorised.")
        logging.warning("Unable to connect: Not authorised.")
    else:
        logging.warning("Unable to connect: Unknown reason") 

def resettoken():
    cached = cache.get_item("microgear-"+microgear.gearkey+".cache")
    if cached :
        microgear.accesstoken = cached.get("accesstoken",{})
        if "revokecode" in microgear.accesstoken :
            path = "/api/revoke/"+microgear.accesstoken["token"]+"/"+microgear.accesstoken["revokecode"]
            url = ""
            if microgear.securemode:
                url = "https://"+microgear.gearauthsite+":"+microgear.gearapisecureport+path;
            else:
                url = "http://"+microgear.gearauthsite+":"+microgear.gearapiport+path;
            response = requests.get(url)
            if response.status_code==200:
                cache.delete_item("microgear-"+microgear.gearkey+".cache")
            else:
                on_error("Reset token error.")
                logging.error("Reset token error.")
        else:
            cache.delete_item("microgear-"+microgear.gearkey+".cache")
            logging.warning("Token is still, please check your key on Key Management.")
        microgear.accesstoken = None 

def init(args):
    # init logger
    log_format = '%(asctime)-10s: %(message)s'
    if args.log_file is not None and args.log_file != "":
        Path(args.log_file).parent.mkdir(parents=True, exist_ok=True)
        logging.basicConfig(level=logging.INFO, filename=args.log_file, filemode='w', format=log_format)
        logging.warning(f'This will get logged to file: {args.log_file}')
    else:
        logging.basicConfig(level=logging.INFO, format=log_format)

    # create output dir
    if args.output_dir.is_dir() and list(args.output_dir.iterdir()):
        logging.warning(f"Output directory ({args.output_dir}) already exists and is not empty!")
    assert 'bert' in args.output_dir.name, \
        '''Output dir name has to contain `bert` or `roberta` for AutoModel.from_pretrained to correctly infer the model type'''

    args.output_dir.mkdir(parents=True, exist_ok=True)

    # set random seeds
    random.seed(args.seed)
    np.random.seed(args.seed)
    torch.manual_seed(args.seed) 

def get_logger(filename):
    logging.basicConfig(filename=f"{filename}", filemode='a', format="%(message)s")
    logging.warning(f"[{datetime.datetime.now()}] {'=' * 10}")

    def log(message, error=True):
        func = inspect.currentframe().f_back.f_code
        final_msg = "(%s:%i) %s" % (
            func.co_name,
            func.co_firstlineno,
            message
        )
        if error:
            logging.warning(final_msg)
            print(f"[ERROR] {final_msg}")
        else:
            print(final_msg)

    return log 

def master_timer(function):
        def wrapper(*args):
            logging.info("INITIALIZING URS.")
            logging.info("")

            start = time.time()
            
            try:
                function(*args)
            except KeyboardInterrupt:
                print(Style.BRIGHT + Fore.RED + "\n\nURS ABORTED BY USER.\n")
                logging.warning("")
                logging.warning("URS ABORTED BY USER.\n")
                quit()

            logging.info("URS COMPLETED SCRAPES IN %.2f SECONDS.\n" % \
                (time.time() - start))

        return wrapper 

def copy(settings):
    # Fetch readings from GoodWe
    date = datetime.strptime(settings.date, "%Y-%m-%d")

    gw = gw_api.GoodWeApi(settings.gw_station_id, settings.gw_account, settings.gw_password)
    data = gw.getDayReadings(date)

    if settings.pvo_system_id and settings.pvo_api_key:
        if settings.darksky_api_key:
            ds = ds_api.DarkSkyApi(settings.darksky_api_key)
            temperatures = ds.get_temperature_for_day(data['latitude'], data['longitude'], date)
        else:
            temperatures = None

        # Submit readings to PVOutput
        pvo = pvo_api.PVOutputApi(settings.pvo_system_id, settings.pvo_api_key)
        pvo.add_day(data['entries'], temperatures)
    else:
        for entry in data['entries']:
            logging.info("{}: {:6.0f} W {:6.2f} kWh".format(
                entry['dt'],
                entry['pgrid_w'],
                entry['eday_kwh'],
            ))
        logging.warning("Missing PVO id and/or key") 

def get_temperature(self, latitude, longitude):
        if latitude is None or longitude is None:
            return None

        data = {
            'apiKey' : self.api_key,
            'latitude' : latitude,
            'longitude' : longitude
        }

        url = "https://api.darksky.net/forecast/{apiKey}/{latitude},{longitude}?units=si&exclude=minutely,hourly,daily,alerts,flags".format(**data)

        for i in range(1, 4):
            try:
                r = requests.get(url, timeout=10)
                r.raise_for_status()
                result = r.json()

                return result['currently']['temperature']
            except requests.exceptions.RequestException as arg:
                logging.warning(arg)
            time.sleep(i ** 3)
        else:
            logging.error("Failed to call DarkSky API") 

def get_temperature_for_day(self, latitude, longitude, date):
        if latitude is None or longitude is None:
            return None

        data = {
            'apiKey' : self.api_key,
            'latitude' : latitude,
            'longitude' : longitude,
            'date' : date.strftime('%Y-%m-%d') + 'T00:00:00',
        }

        url = "https://api.darksky.net/forecast/{apiKey}/{latitude},{longitude},{date}?units=si&exclude=minutely,currently,daily,alerts,flags".format(**data)

        for i in range(1, 4):
            try:
                r = requests.get(url, timeout=10)
                r.raise_for_status()
                result = r.json()

                return result['hourly']['data']
            except requests.exceptions.RequestException as arg:
                logging.warning(arg)
            time.sleep(i ** 3)
        else:
            logging.error("Failed to call DarkSky API") 

def getActualKwh(self, date):
        payload = {
            'powerstation_id' : self.system_id,
            'count' : 1,
            'date' : date.strftime('%Y-%m-%d')
        }
        data = self.call("v2/PowerStationMonitor/GetPowerStationPowerAndIncomeByDay", payload)
        if not data:
            logging.warning("GetPowerStationPowerAndIncomeByDay missing data")
            return 0

        eday_kwh = 0
        for day in data:
            if day['d'] == date.strftime('%m/%d/%Y'):
                eday_kwh = day['p']

        return eday_kwh 

def decouple_code(code):
    """
    decompose SH600000.A into SH600000, after

    :param code:
    :return: Tuple
    """
    if len(code[1:].split(".")) > 1:  # .SPI in US stock!
        type_ = code.split(".")[-1]
        code = ".".join(code.split(".")[:-1])
        if type_.startswith("b") or type_.startswith("B"):
            type_ = "before"
        elif type_.startswith("a") or type_.startswith("A"):
            type_ = "after"
        elif type_.startswith("n") or type_.startswith("N"):
            type_ = "normal"
        else:
            logger.warning(
                "unrecoginzed flag for adjusted factor %s, use default" % type_
            )
            type_ = "before"
    else:
        type_ = "before"
    return code, type_ 

def Run(self):
    file_name = str(self._args[0])
    share = None
    if len(self._args) > 1:
      share = str(self._args[1])
    logging.debug('Found log copy event for file %s to %s.', file_name, share)
    copier = log_copy.LogCopy()

    # EventLog
    try:
      copier.EventLogCopy(file_name)
    except log_copy.LogCopyError as e:
      logging.warning('Unable to complete log copy to EventLog. %s', e)
    # CIFS
    if share:
      try:
        copier.ShareCopy(file_name, share)
      except log_copy.LogCopyError as e:
        logging.warning('Unable to complete log copy via CIFS. %s', e) 

def solve_diffs(self, diffs, tree_chars, char_nodes, text):
        for diff in diffs:
            edit, tree_lo, tree_hi, text_lo, text_hi = diff

            # Focus only on edits of type 'replace', log insertions and deletions as failures.
            if edit == 'equal':
                continue
            if edit in ('insert', 'delete'):
                logging.warning('Unable to solve token-vs-text mismatch\n%s',
                                _diff2str(diff, tree_chars, text))
                continue

            # Revert the splittng and solve the diff.
            nodes = [n for n in char_nodes[tree_lo:tree_hi] if n is not None]
            form = text[text_lo:text_hi]
            self.solve_diff(nodes, form.strip()) 

def process_node(self, node):
        if node.form != '_' and '_' in node.form:
            forms = node.form.split('_')
            lemmas = node.lemma.split('_')
            if len(forms) != len(lemmas):
                logging.warning("Different number of underscores in %s and %s, skipping.",
                                node.form, node.lemma)
                return

            last_node = node
            deprel = self.deprel_for(node)
            for form, lemma in zip(forms[1:], lemmas[1:]):
                new_node = node.create_child(form=form, lemma=lemma, upos=node.upos,
                                             xpos=node.xpos, deprel=deprel)
                new_node.shift_after_node(last_node)
                last_node = new_node
            node.form = forms[0]
            node.lemma = lemmas[0]
            if node.misc['SpaceAfter'] == 'No':
                del node.misc['SpaceAfter']
                last_node.misc['SpaceAfter'] = 'No' 

def after_process_document(self, document):
        for lemma, _count in self.cop_count.most_common()[self.max_cop_lemmas:]:
            for node in self.cop_nodes[lemma]:
                self.log(node, 'cop-many-lemmas', 'deprel=cop but lemma=%s not in top-%d'
                         % (lemma, self.max_cop_lemmas))
        self.cop_count.clear()
        self.cop_nodes.clear()
        total = 0
        message = 'ud.MarkBugs Error Overview:'
        for bug, count in sorted(self.stats.items(), key=lambda pair: (pair[1], pair[0])):
            total += count
            message += '\n%20s %10d' % (bug, count)
        message += '\n%20s %10d\n' % ('TOTAL', total)
        logging.warning(message)
        if self.save_stats:
            document.meta["bugs"] = message
        self.stats.clear() 

def process_tree(self, root):
        text = root.text
        if text is None:
            raise ValueError('Tree %s has no text, cannot use ud.SetSpaceAfterFromText' % root)
        if text == root.compute_text():
            return

        for node in root.token_descendants:
            if text.startswith(node.form):
                text = text[len(node.form):]
                if not text or text[0].isspace():
                    del node.misc['SpaceAfter']
                    text = text.lstrip()
                else:
                    node.misc['SpaceAfter'] = 'No'
            else:
                logging.warning('Node %s does not match text "%s"', node, text[:20])
                return
        if text:
            logging.warning('Extra text "%s" in tree %s', text, root) 

def _get_land_mask(data, do_land_mask, land_mask_str=LAND_MASK_STR):
    if not do_land_mask:
        return 1
    try:
        land_mask = data[land_mask_str].copy()
    except AttributeError:
        # TODO: Implement aospy built-in land mask to default to.
        msg = ("No land mask found.  Using empty mask, which amounts to "
               "no land or ocean mask being applied.  Regions that use a "
               "land or ocean mask will therefore NOT be accurately "
               "computed.")
        logging.warning(msg)
        return 1
    try:
        percent_bool = land_mask.units.lower() in ('%', 'percent')
    except AttributeError:
        percent_bool = np.any(land_mask > 1)
    if percent_bool:
        land_mask *= 0.01
        logging.debug("Converting land mask from 0-100 to 0.0-1.0")
    if do_land_mask is True:
        return land_mask
    if do_land_mask == 'ocean':
        return 1. - land_mask
    if do_land_mask in ('strict_land', 'strict_ocean'):
        raise NotImplementedError
    msg = ("'do_land_mask' value of '{0}' is not one of the valid "
           "choices: [True, False, 'ocean', 'strict_land', "
           "'strict_ocean']").format(do_land_mask)
    raise ValueError(msg) 

def _compute_or_skip_on_error(calc, compute_kwargs):
    """Execute the Calc, catching and logging exceptions, but don't re-raise.

    Prevents one failed calculation from stopping a larger requested set
    of calculations.
    """
    try:
        return calc.compute(**compute_kwargs)
    except Exception:
        msg = ("Skipping aospy calculation `{0}` due to error with the "
               "following traceback: \n{1}")
        logging.warning(msg.format(calc, traceback.format_exc()))
        return None 

def prep_time_data(ds):
    """Prepare time coordinate information in Dataset for use in aospy.

    1. If the Dataset contains a time bounds coordinate, add attributes
       representing the true beginning and end dates of the time interval used
       to construct the Dataset
    2. If the Dataset contains a time bounds coordinate, overwrite the time
       coordinate values with the averages of the time bounds at each timestep
    3. Decode the times into np.datetime64 objects for time indexing

    Parameters
    ----------
    ds : Dataset
        Pre-processed Dataset with time coordinate renamed to
        internal_names.TIME_STR

    Returns
    -------
    Dataset
        The processed Dataset

    """
    ds = ensure_time_as_index(ds)
    if TIME_BOUNDS_STR in ds:
        ds = ensure_time_avg_has_cf_metadata(ds)
        ds[TIME_STR] = average_time_bounds(ds)
    else:
        logging.warning("dt array not found.  Assuming equally spaced "
                        "values in time, even though this may not be "
                        "the case")
        ds = add_uniform_time_weights(ds)
    return xr.decode_cf(ds, decode_times=True, decode_coords=False,
                        mask_and_scale=True) 

def validate_submission(self, filename, submission_type):
    """Validates submission.

    Args:
      filename: submission filename
      submission_type: type of the submission,
        one of 'attack', 'targeted_attack' or 'defense'

    Returns:
      whether submission is valid
    """
    if submission_type not in ALLOWED_SUBMISSION_TYPES:
      logging.error('Invalid submission type: %s', submission_type)
      return False
    self._prepare_temp_dir()
    # Convert filename to be absolute path,
    # relative path might cause problems when monting directory in Docker
    filename = os.path.abspath(filename)
    # extract submission
    if not self._extract_submission(filename):
      return False
    # verify submission size
    if not self._verify_submission_size():
      return False
    # Load metadata
    metadata = self._load_and_verify_metadata(submission_type)
    if not metadata:
      return False
    # verify docker container size
    if not self._verify_docker_image_size(metadata['container_gpu']):
      return False
    # Try to run submission on sample data
    self._prepare_sample_data(submission_type)
    if not self._run_submission(metadata):
      logging.error('Failure while running submission')
      return False
    if not self._verify_output(submission_type):
      logging.warning('Some of the outputs of your submission are invalid or '
                      'missing. You submission still will be evaluation '
                      'but you might get lower score.')
    return True 

def _load_and_verify_metadata(self):
    """Loads and verifies metadata.

    Returns:
      dictionaty with metadata or None if metadata not found or invalid
    """
    metadata_filename = os.path.join(self._extracted_submission_dir,
                                     'metadata.json')
    if not os.path.isfile(metadata_filename):
      logging.error('metadata.json not found')
      return None
    try:
      with open(metadata_filename, 'r') as f:
        metadata = json.load(f)
    except IOError as e:
      logging.error('Failed to load metadata: %s', e)
      return None
    for field_name in REQUIRED_METADATA_JSON_FIELDS:
      if field_name not in metadata:
        logging.error('Field %s not found in metadata', field_name)
        return None
    # Verify submission type
    if metadata['type'] not in ALLOWED_SUBMISSION_TYPES:
      logging.error('Invalid submission type in metadata: %s', metadata['type'])
      return None
    # Check submission entry point
    entry_point = metadata['entry_point']
    if not os.path.isfile(os.path.join(self._extracted_submission_dir,
                                       entry_point)):
      logging.error('Entry point not found: %s', entry_point)
      return None
    if not entry_point.endswith('.sh'):
      logging.warning('Entry point is not an .sh script. '
                      'This is not necessarily a problem, but if submission '
                      'won''t run double check entry point first: %s',
                      entry_point)
    # Metadata verified
    return metadata 

def validate_submission(self, filename):
    """Validates submission.

    Args:
      filename: submission filename

    Returns:
      submission metadata or None if submission is invalid
    """
    self._prepare_temp_dir()
    # Convert filename to be absolute path, relative path might cause problems
    # with mounting directory in Docker
    filename = os.path.abspath(filename)
    # extract submission
    if not self._extract_submission(filename):
      return None
    # verify submission size
    if not self._verify_submission_size():
      return None
    # Load metadata
    metadata = self._load_and_verify_metadata()
    if not metadata:
      return None
    submission_type = metadata['type']
    # verify docker container size
    if not self._verify_docker_image_size(metadata['container_gpu']):
      return None
    # Try to run submission on sample data
    self._prepare_sample_data(submission_type)
    if not self._run_submission(metadata):
      logging.error('Failure while running submission')
      return None
    if not self._verify_output(submission_type):
      logging.warning('Some of the outputs of your submission are invalid or '
                      'missing. You submission still will be evaluation '
                      'but you might get lower score.')
    return metadata 

def run_with_time_limit(self, cmd, time_limit=SUBMISSION_TIME_LIMIT):
    """Runs docker command and enforces time limit.

    Args:
      cmd: list with the command line arguments which are passed to docker
        binary after run
      time_limit: time limit, in seconds. Negative value means no limit.

    Returns:
      how long it took to run submission in seconds

    Raises:
      WorkerError: if error occurred during execution of the submission
    """
    if time_limit < 0:
      return self.run_without_time_limit(cmd)
    container_name = str(uuid.uuid4())
    cmd = [DOCKER_BINARY, 'run', DOCKER_NVIDIA_RUNTIME,
           '--detach', '--name', container_name] + cmd
    logging.info('Docker command: %s', ' '.join(cmd))
    logging.info('Time limit %d seconds', time_limit)
    retval = subprocess.call(cmd)
    start_time = time.time()
    elapsed_time_sec = 0
    while is_docker_still_running(container_name):
      elapsed_time_sec = long(time.time() - start_time)
      if elapsed_time_sec < time_limit:
        time.sleep(1)
      else:
        kill_docker_container(container_name)
        logging.warning('Submission was killed because run out of time')
    logging.info('Elapsed time of submission: %d', elapsed_time_sec)
    logging.info('Docker retval: %d', retval)
    if retval != 0:
      logging.warning('Docker returned non-zero retval: %d', retval)
      raise WorkerError('Docker returned non-zero retval ' + str(retval))
    return elapsed_time_sec