本文整理汇总了Python中lxml.cssselect.CSSSelector.getparent方法的典型用法代码示例。如果您正苦于以下问题：Python CSSSelector.getparent方法的具体用法？Python CSSSelector.getparent怎么用？Python CSSSelector.getparent使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类lxml.cssselect.CSSSelector的用法示例。
在下文中一共展示了CSSSelector.getparent方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: _fetch_from_cache
# 需要导入模块: from lxml.cssselect import CSSSelector [as 别名]
# 或者: from lxml.cssselect.CSSSelector import getparent [as 别名]
def _fetch_from_cache(language, url):
from . import utils
cms_url = utils.get_cms_url(language, url)
if cms_url in cache:
html = cache.get(cms_url)
else:
html = utils.get_cms_page(language, url)
cache.set(cms_url, html)
parser = etree.HTMLParser()
tree = etree.parse(StringIO(html), parser).getroot()
toc = CSSSelector('.toc')
# Removing all table of contents
for table in toc(tree):
table.getparent().remove(table)
title = CSSSelector('.page-title')(tree)[0]
title.getparent().remove(title)
elements = list(CSSSelector('.cms-content')(tree)[0])
headers = [i for i, e in enumerate(elements) if CSSSelector('.section-header')(e)]
title_icons = list(CSSSelector('.title-icon')(tree))
page_contents = []
for i, h in enumerate(headers):
icon = ""
if i < len(title_icons) and 'src' in title_icons[i].attrib:
icon = title_icons[i].attrib['src']
element = elements[h]
if (i + 1) == len(headers):
contents = elements[h + 1:]
else:
contents = elements[h + 1:headers[i + 1]]
for e in elements:
if 'dir' in e.attrib:
del e.attrib['dir']
section_title = CSSSelector('a[name]')(element)[0].text
section_body = ""
for c in contents:
section_body += etree.tostring(c, pretty_print=True, method="html")
page_contents.append({
"is_important": True if CSSSelector('.important')(element) else False,
"title": section_title,
"body": section_body,
"icon": icon
})
return {
"title": title.text,
"contents": page_contents
}示例2: get_or_create_head
# 需要导入模块: from lxml.cssselect import CSSSelector [as 别名]
# 或者: from lxml.cssselect.CSSSelector import getparent [as 别名]
def get_or_create_head(root):
"""Ensures that `root` contains a <head> element and returns it.
"""
head = CSSSelector('head')(root)
if not head:
head = etree.Element('head')
body = CSSSelector('body')(root)[0]
body.getparent().insert(0, head)
return head
else:
return head[0]示例3: handle
# 需要导入模块: from lxml.cssselect import CSSSelector [as 别名]
# 或者: from lxml.cssselect.CSSSelector import getparent [as 别名]
def handle(self, *args, **options):
if not args:
return
page_id, = args
parser = etree.HTMLParser()
selector = CSSSelector('body')
# content = selector(tree.getroot())
dict_list = []
page = Page.objects.get(id=page_id)
page = page.get_draft_object()
for placeholder in page.get_placeholders():
for plugin in placeholder.get_plugins('en'):
instance, t = plugin.get_plugin_instance()
typename = type(t).__name__
if typename == 'TextPlugin':
tree = etree.parse(StringIO.StringIO(instance.body), parser).getroot()
for child in instance.get_children():
child_instance, child_type = child.get_plugin_instance()
child_type_name = type(child_type).__name__
img = CSSSelector('[id=plugin_obj_{}]'.format(child_instance.id))(tree)
if not img:
child.delete()
continue
img = img[0]
parent = img.getparent()
element = None
if child_type_name == "LinkPlugin":
element = etree.Element('a', attrib={
"target": "_blank",
"href": child_instance.url
})
element.text = child_instance.name
elif child_type_name == "CMSLinkButtonPlugin":
element = etree.Element('a', attrib={
"class": "link-button",
"target": "_blank",
"href": child_instance.url
})
element.text = child_instance.name
if element is not None:
parent.insert(parent.index(img), element)
parent.remove(img)
child.delete()
body = selector(tree)[0]
out = (body.text or '') + '\n'.join(
[etree.tostring(h, pretty_print=True, method="html") for h in list(body)]
)
instance.body = out
instance.save()