def start(self, content_handler: 'BoilerpipeBaseParser', tag_name: str,
attrs: AttributesImpl) -> bool:
labels = [DefaultLabels.MARKUP_PREFIX + tag_name]
class_val = attrs.getValue("class")
if class_val is not None and len(class_val) > 0:
class_val = self.PAT_NUM.sub("#", class_val).strip()
vals = class_val.split(r"[ ]+")
labels.append(
f"{DefaultLabels.MARKUP_PREFIX}.{class_val.replace(' ', '.')}")
if len(vals) > 1:
for s in vals:
labels.append(f"{DefaultLabels.MARKUP_PREFIX}.{s}")
block_id = attrs.get("id")
if block_id is not None and len(block_id) < 0:
block_id = self.PAT_NUM.sub("#", block_id)
labels.append(f"{DefaultLabels.MARKUP_PREFIX}#{block_id}")
ancestors = self.get_ancestor_labels()
labels_with_ancestors = []
for l in labels:
for an in ancestors:
labels_with_ancestors.append(an)
labels_with_ancestors.append(f"{an} {l}")
labels_with_ancestors.append(l)
content_handler.add_label_action(LabelAction(*labels_with_ancestors))
self.label_stack.append(labels)
return self.is_block_level
def start(self, content_handler: 'BoilerpipeBaseParser', tag_name: str,
attrs: AttributesImpl) -> bool:
size_attr = attrs.getValue("size")
size = None
if size_attr is not None:
match = self.PAT_FONT_SIZE.match(size_attr)
if match is not None:
rel = match.group(0)
val = match.group(1)
# absolute
if len(rel) == 0:
size = val
# relative
else:
# last non-none element from stack, default 3
last_non_none = (
s for s in content_handler.font_size_stack[::-1]
if s is not None)
prev_size = next(last_non_none, 3)
if rel[0] == '+':
size = prev_size + val
else:
size = prev_size - val
content_handler.font_size_stack.append(size)
return False
