def test_all_metadata_created(self, mock_hits, *_):
self._update_popularity_metadata(mock_hits)
self.assertTrue(meta_keys.get(self.field, meta_keys.HITS_30_DAYS))
self.assertTrue(meta_keys.get(self.field, meta_keys.HITS_90_DAYS))
self.assertTrue(meta_keys.get(self.field, meta_keys.HITS_180_DAYS))
self.assertTrue(meta_keys.get(self.field, meta_keys.HITS_TOTAL))
def test_update_metadata_for_many_series(self, mock_hits, *_):
other_field = self.distribution.field_set.create(identifier='other_field')
other_field.enhanced_meta.create(key=meta_keys.AVAILABLE, value='true')
self._update_popularity_metadata(mock_hits)
self.assertTrue(meta_keys.get(self.field, meta_keys.HITS_TOTAL))
self.assertTrue(meta_keys.get(other_field, meta_keys.HITS_TOTAL))
def test_start_end_dates(self):
df = self.init_df()
update_enhanced_meta(df[df.columns[0]], self.catalog_id, self.distribution_id)
self.assertEqual(str(df.index[0].date()), meta_keys.get(self.field, meta_keys.INDEX_START))
self.assertEqual(str(df.index[-1].date()), meta_keys.get(self.field, meta_keys.INDEX_END))
def test_periodicity(self):
df = self.init_df()
update_enhanced_meta(df[df.columns[0]], self.catalog_id,
self.distribution_id)
self.assertEqual(
meta_keys.get(self.field, meta_keys.PERIODICITY),
meta_keys.get(self.field.distribution, meta_keys.PERIODICITY))
def test_last_values(self):
df = self.init_df()
serie = df[df.columns[-1]]
update_enhanced_meta(df[df.columns[0]], self.catalog_id, self.distribution_id)
self.assertEqual(meta_keys.get(self.field, meta_keys.LAST_VALUE), str(serie[-1]))
self.assertEqual(meta_keys.get(self.field, meta_keys.SECOND_TO_LAST_VALUE), str(serie[-2]))
def test_metadata_csv_hits(self):
file = self.task.dumpfile_set.get(file_name=DumpFile.FILENAME_METADATA,
file_type=DumpFile.TYPE_CSV).file
reader = read_file_as_csv(file)
next(reader) # Header
row = next(reader)
field = Field.objects.get(identifier=row[3])
self.assertEqual(row[25], meta_keys.get(field, meta_keys.HITS_TOTAL))
self.assertEqual(row[26], meta_keys.get(field, meta_keys.HITS_30_DAYS))
self.assertEqual(row[27], meta_keys.get(field, meta_keys.HITS_90_DAYS))
self.assertEqual(row[28], meta_keys.get(field, meta_keys.HITS_180_DAYS))
def generate_row(self, serie_name, values):
dataset = values['dataset']
distribution = values['distribution']
serie = values['serie']
return {
constants.CATALOG_ID:
dataset.catalog.identifier,
constants.DATASET_ID:
dataset.identifier,
constants.DISTRIBUTION_ID:
distribution.identifier,
constants.SERIE_ID:
serie_name,
constants.TIME_INDEX_FREQUENCY:
meta_keys.get(distribution, meta_keys.PERIODICITY),
constants.SERIES_TITLE:
values[constants.SERIES_TITLE],
constants.SERIES_UNITS:
values[constants.SERIES_UNITS],
constants.SERIES_DESCRIPTION:
values[constants.SERIES_DESCRIPTION],
constants.DISTRIBUTION_TITLE:
values[constants.DISTRIBUTION_TITLE],
constants.DISTRIBUTION_DESCRIPTION:
values[constants.DATASET_PUBLISHER],
constants.DISTRIBUTION_DOWNLOAD_URL:
values[constants.DISTRIBUTION_DOWNLOAD_URL],
constants.DATASET_PUBLISHER:
values[constants.DATASET_TITLE],
constants.DATASET_SOURCE:
values[constants.DATASET_SOURCE],
constants.DATASET_TITLE:
values[constants.DATASET_TITLE],
constants.DATASET_DESCRIPTION:
values[constants.DATASET_DESCRIPTION],
constants.DATASET_THEME:
values[constants.DATASET_THEME],
constants.SERIES_INDEX_START:
meta_keys.get(serie, meta_keys.INDEX_START),
constants.SERIES_INDEX_END:
meta_keys.get(serie, meta_keys.INDEX_END),
constants.SERIES_VALUES_AMT:
meta_keys.get(serie, meta_keys.INDEX_SIZE),
constants.SERIES_DAYS_SINCE_LAST_UPDATE:
meta_keys.get(serie, meta_keys.DAYS_SINCE_LAST_UPDATE),
constants.SERIES_IS_UPDATED:
meta_keys.get(serie, meta_keys.IS_UPDATED),
constants.SERIES_LAST_VALUE:
meta_keys.get(serie, meta_keys.LAST_VALUE),
constants.SERIES_SECOND_LAST_VALUE:
meta_keys.get(serie, meta_keys.SECOND_TO_LAST_VALUE),
constants.SERIES_PCT_CHANGE:
meta_keys.get(serie, meta_keys.LAST_PCT_CHANGE),
}
def test_size(self):
df = self.init_df()
update_enhanced_meta(df[df.columns[0]], self.catalog_id,
self.distribution_id)
self.assertEqual(meta_keys.get(self.field, meta_keys.INDEX_SIZE),
str(len(df)))
def test_last_pct_change(self):
df = self.init_df()
serie = df[df.columns[-1]]
update_enhanced_meta(df[df.columns[0]], self.catalog_id, self.distribution_id)
self.assertEqual(meta_keys.get(self.field, meta_keys.LAST_PCT_CHANGE), str(serie[-1] / serie[-2] - 1))
def update_enhanced_meta(serie: pd.Series, catalog_id: str, distribution_id: str):
"""Crea o actualiza los metadatos enriquecidos de la serie pasada. El título de
la misma DEBE ser el ID de la serie en la base de datos"""
field = Field.objects.get(distribution__dataset__catalog__identifier=catalog_id,
distribution__identifier=distribution_id,
identifier=serie.name)
periodicity = meta_keys.get(field.distribution, meta_keys.PERIODICITY)
days_since_update = (datetime.now() - _get_last_day_of_period(serie, periodicity)).days
last = serie[-1]
second_to_last = serie[-2] if serie.index.size > 1 else None
last_pct_change = last / second_to_last - 1
# Cálculos
meta = {
meta_keys.INDEX_START: serie.first_valid_index().date(),
meta_keys.INDEX_END: serie.last_valid_index().date(),
meta_keys.PERIODICITY: periodicity,
meta_keys.INDEX_SIZE: _get_index_size(serie),
meta_keys.DAYS_SINCE_LAST_UPDATE: days_since_update,
meta_keys.LAST_VALUE: last,
meta_keys.SECOND_TO_LAST_VALUE: second_to_last,
meta_keys.LAST_PCT_CHANGE: last_pct_change,
meta_keys.IS_UPDATED: _is_series_updated(days_since_update, periodicity),
meta_keys.MAX: serie.max(),
meta_keys.MIN: serie.min(),
meta_keys.AVERAGE: serie.mean(),
}
for meta_key, value in meta.items():
field.enhanced_meta.update_or_create(key=meta_key, defaults={'value': value})
def test_sources_csv_columns(self):
dataset = Field.objects.first().distribution.dataset
meta = json.loads(dataset.metadata)
file = self.task.dumpfile_set.get(file_name=DumpFile.FILENAME_SOURCES).file
reader = read_file_as_csv(file)
next(reader) # Header
row = next(reader)
series = Field.objects.exclude(title='indice_tiempo')
self.assertEqual(row[0], meta['source']) # nombre de la fuente
self.assertEqual(int(row[1]), 3) # Cantidad de series
self.assertEqual(int(row[2]), sum([int(meta_keys.get(x, meta_keys.INDEX_SIZE))
for x in series]))
self.assertEqual(row[3], min(meta_keys.get(x, meta_keys.INDEX_START) for x in series))
self.assertEqual(row[4], max(meta_keys.get(x, meta_keys.INDEX_END) for x in series))
def test_metadata_is_updated(self, mock_hits, *_):
self._update_popularity_metadata(mock_hits)
updated_value = self._update_popularity_metadata(mock_hits)
hits = int(meta_keys.get(self.field, meta_keys.HITS_TOTAL))
self.assertEqual(hits, updated_value)
def row_order(self, field: str):
field_data = self.fields[field]
return (field_data['dataset'].catalog.identifier,
field_data['dataset'].identifier,
field_data['distribution'].identifier, field,
meta_keys.get(field_data['distribution'],
meta_keys.PERIODICITY))
def test_is_updated(self):
df = self.init_df()
with mock.patch(
'series_tiempo_ar_api.libs.indexing.indexer.metadata.datetime',
self.MockDatetime(df.index[-1])):
update_enhanced_meta(df[df.columns[0]], self.catalog_id,
self.distribution_id)
self.assertEqual(meta_keys.get(self.field, meta_keys.IS_UPDATED),
str(True))
def test_full_metadata_periodicty_with_collapse(self):
self.query.add_series(self.single_series, self.field)
self.query.add_collapse('year')
self.query.set_metadata_config('full')
resp = self.query.run()
self.assertEqual(resp['meta'][0]['frequency'], 'year')
self.assertEqual(resp['meta'][1]['field'][meta_keys.PERIODICITY],
meta_keys.get(self.field, meta_keys.PERIODICITY))
def generate(self):
sources = {}
for field in filter(lambda x: self.fields[x]['dataset_fuente'],
self.fields):
source = self.fields[field]['dataset_fuente']
field_model: Field = self.fields[field]['serie']
if source not in sources:
sources[source] = {
constants.SOURCES_DATASET_SOURCE: source,
constants.SOURCE_SERIES_AMT: 0,
constants.SOURCE_VALUES_AMT: 0,
constants.SOURCE_FIRST_INDEX: None,
constants.SOURCE_LAST_INDEX: None,
}
sources[source][constants.SOURCE_SERIES_AMT] += 1
index_start = meta_keys.get(field_model, meta_keys.INDEX_START)
# ☢☢☢
if index_start:
index_start = iso8601.parse_date(index_start).date()
first_index = sources[source][constants.SOURCE_FIRST_INDEX]
if first_index is None or first_index > index_start:
sources[source][constants.SOURCE_FIRST_INDEX] = index_start
index_end = meta_keys.get(field_model, meta_keys.INDEX_END)
if index_end:
index_end = iso8601.parse_date(index_end).date()
last_index = sources[source][constants.SOURCE_LAST_INDEX]
if last_index is None or last_index < index_end:
sources[source][constants.SOURCE_LAST_INDEX] = index_end
index_size = meta_keys.get(field_model, meta_keys.INDEX_SIZE) or 0
if index_size:
index_size = int(index_size)
sources[source][constants.SOURCE_VALUES_AMT] += index_size
self.write_tmp_file(sources)
def test_days_since_last_update(self):
df = self.init_df()
update_enhanced_meta(df[df.columns[0]], self.catalog_id, self.distribution_id)
last_date = df.index[-1]
# Sólo válido porque la serie es diaria! Con otra periodicity hay que considerar
# el fin del período
days = (datetime.datetime.today() - last_date).days
self.assertEqual(meta_keys.get(self.field, meta_keys.DAYS_SINCE_LAST_UPDATE),
str(days))
def add_pagination(self, start, limit):
start_dates = {
serie.identifier: meta_keys.get(serie, meta_keys.INDEX_START)
for serie in self.series_models
}
start_dates = {
k: iso8601.parse_date(v) if v is not None else None
for k, v in start_dates.items()
}
return self.es_query.add_pagination(start,
limit,
start_dates=start_dates)
def write_distribution(self, distribution: Distribution,
writer: csv.writer):
# noinspection PyBroadException
try:
df = read_distribution_csv(distribution)
fields = distribution.field_set.all()
fields = {field.title: field.identifier for field in fields}
periodicity = meta_keys.get(distribution, meta_keys.PERIODICITY)
df.apply(self.write_serie, args=(periodicity, fields, writer))
except Exception as e:
msg = f'[{self.tag} Error en la distribución {distribution.identifier}: {e.__class__}: {e}'
GenerateDumpTask.info(self.task, msg)
logger.error(msg)
def write_distribution(self, distribution: Distribution,
writer: csv.writer):
# noinspection PyBroadException
try:
fields = distribution.field_set.all()
fields = {field.title: field.identifier for field in fields}
periodicity = meta_keys.get(distribution, meta_keys.PERIODICITY)
index_col = DistributionRepository(
distribution).get_time_index_series().title
df = DistributionCsvReader(distribution, index_col).read()
df.apply(self.write_serie, args=(periodicity, fields, writer))
except Exception as e:
msg = f'[{self.tag} Error en la distribución {distribution.identifier}: {e.__class__}: {e}'
GenerateDumpTask.info(self.task, msg)
logger.warning(msg)
def _get_model(self, series_id):
"""Valida si el 'series_id' es válido, es decir, si la serie
pedida es un ID contenido en la base de datos. De no
encontrarse, llena la lista de errores según corresponda.
"""
field_model = SeriesRepository.get_available_series(identifier=series_id).first()
if field_model is None:
self._append_error(SERIES_DOES_NOT_EXIST.format(series_id), series_id=series_id)
return None
index_start_metadata = meta_keys.get(field_model, meta_keys.INDEX_START)
if index_start_metadata is None:
self._append_error(SERIES_DOES_NOT_EXIST.format(series_id), series_id=series_id)
return None
return field_model
def test_min(self):
df = self.init_df()
update_enhanced_meta(df[df.columns[0]], self.catalog_id, self.distribution_id)
self.assertAlmostEqual(float(meta_keys.get(self.field, meta_keys.MIN)), df[df.columns[0]].min())
def serie_periodicity(self, field):
return meta_keys.get(field, meta_keys.PERIODICITY) or meta_keys.get(field.distribution, meta_keys.PERIODICITY)
def test_get_start_date(self):
start_date = meta_keys.get(self.field, meta_keys.INDEX_START)
start_date = iso8601.parse_date(start_date)
self.assertEqual(self.serie.start_date(), start_date.date())
def _get_series_periodicity(self, serie_model):
serie_periodicity = meta_keys.get(serie_model, meta_keys.PERIODICITY)
distribution_periodicity = meta_keys.get(serie_model.distribution,
meta_keys.PERIODICITY)
return get_periodicity_human_format(serie_periodicity
or distribution_periodicity)
def test_is_updated(self):
df = self.init_df()
with freeze_time(df.index[-1]):
update_enhanced_meta(df[df.columns[0]], self.catalog_id, self.distribution_id)
self.assertEqual(meta_keys.get(self.field, meta_keys.IS_UPDATED),
str(True))
def test_is_not_updated(self):
df = self.init_df()
update_enhanced_meta(df[df.columns[0]], self.catalog_id, self.distribution_id)
self.assertEqual(meta_keys.get(self.field, meta_keys.IS_UPDATED),
str(False))
def _read_from_cache(self, key, model, meta_key):
if key not in self.cache:
self.cache[key] = meta_keys.get(model, meta_key)
return self.cache[key]
