def test_preview(self):
"""Generate a preview that is smaller than/equal to fragment size."""
preview = highlighting.preview(self.value,
fragment_size=350,
start_tag=self.start_tag,
end_tag=self.end_tag)
self.assertEqual(len(preview), 338)
def to_document(raw: Union[Hit, dict], highlight: bool = True) -> Document:
"""Transform an ES search result back into a :class:`.Document`."""
# typing: ignore
result: Document = {}
result["match"] = {} # Hit on field, but no highlighting.
result["truncated"] = {} # Preview is truncated.
result.update(raw.to_dict()) # type: ignore
_add_announced_date_first(result, raw)
_add_date(result, raw, "submitted_date")
_add_date(result, raw, "submitted_date_first")
_add_date(result, raw, "submitted_date_latest")
_add_amc_msc(result)
try:
result["score"] = raw.meta.score # type: ignore
except AttributeError:
pass
if "preview" not in result:
result["preview"] = {}
if "abstract" in result:
result["preview"]["abstract"], result["truncated"]["abstract"] \
= preview(result["abstract"])
if highlight:
result["highlight"] = {}
result = add_highlighting(result, raw)
return result
def test_preview(self):
"""Generate a preview that is smaller than/equal to fragment size."""
preview, trunc = highlighting.preview(
self.value,
fragment_size=350,
start_tag=self.start_tag,
end_tag=self.end_tag,
)
self.assertGreaterEqual(338, len(preview))
self.assertTrue(trunc)
def to_document(raw: Union[Hit, dict], highlight: bool = True) -> Document:
"""Transform an ES search result back into a :class:`.Document`."""
# typing: ignore
result: Document = {}
result["match"] = {} # Hit on field, but no highlighting.
result["truncated"] = {} # Preview is truncated.
result.update(raw.__dict__["_d_"])
# Parse dates to date/datetime objects.
if "announced_date_first" in result:
result["announced_date_first"] = datetime.strptime(
raw["announced_date_first"], "%Y-%m").date()
for key in ["", "_first", "_latest"]:
key = f"submitted_date{key}"
if key not in result:
continue
try:
result[key] = datetime.strptime(raw[key], "%Y-%m-%dT%H:%M:%S%z")
except (ValueError, TypeError):
logger.warning(f"Could not parse {key} as datetime")
pass
for key in ["acm_class", "msc_class"]:
if key in result and result[key]:
result[key] = "; ".join(result[key])
try:
result["score"] = raw.meta.score # type: ignore
except AttributeError:
pass
if highlight: # type(result.get('abstract')) is str and
result["highlight"] = {}
logger.debug("%s: add highlighting to result", result["paper_id"])
if "preview" not in result:
result["preview"] = {}
if "abstract" in result:
result["preview"]["abstract"] = preview(result["abstract"])
if result["preview"]["abstract"].endswith("…"):
result["truncated"]["abstract"] = True
result = add_highlighting(result, raw)
return result
def test_preview_with_close_highlights(self):
"""Two highlights in the abstract are close together."""
value = (
"We investigate self-averaging properties in the transport of"
" particles through <span class=\"has-text-success"
" has-text-weight-bold mathjax\">random</span> media. We show"
" rigorously that in the subdiffusive anomalous regime transport"
" coefficients are not self--averaging quantities. These"
" quantities are exactly calculated in the case of directed"
" <span class=\"has-text-success has-text-weight-bold mathjax\">"
"random</span> walks. In the case of general symmetric <span"
" class=\"has-text-success has-text-weight-bold mathjax\">random"
"</span> walks a perturbative analysis around the Effective Medium"
" Approximation (EMA) is performed.")
start_tag = "<span class=\"has-text-success has-text-weight-bold mathjax\">"
end_tag = "</span>"
preview = highlighting.preview(value,
start_tag=start_tag,
end_tag=end_tag)
