本文整理汇总了Python中lxml.html.builder.E类的典型用法代码示例。如果您正苦于以下问题：Python E类的具体用法？Python E怎么用？Python E使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了E类的15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: _gen_header
def _gen_header(self, ctx, cls, name, parent):
logger.debug("Generate header for %r", cls)
with parent.element('thead'):
with parent.element('tr'):
th_attrs = {}
if self.field_name_attr is not None:
th_attrs[self.field_name_attr] = name
if issubclass(cls, ComplexModelBase):
fti = cls.get_flat_type_info(cls)
if self.field_name_attr is None:
for k, v in fti.items():
attr = get_cls_attrs(self, v)
if attr.exc:
continue
header_name = self.trc(v, ctx.locale, k)
parent.write(E.th(header_name, **th_attrs))
else:
for k, v in fti.items():
attr = get_cls_attrs(self, v)
if attr.exc:
continue
th_attrs[self.field_name_attr] = k
header_name = self.trc(v, ctx.locale, k)
parent.write(E.th(header_name, **th_attrs))
else:
if self.field_name_attr is not None:
th_attrs[self.field_name_attr] = name
header_name = self.trc(cls, ctx.locale, name)
parent.write(E.th(header_name, **th_attrs))
self.extend_header_row(ctx, cls, name, parent)示例2: replace_youtube_videos_with_links
def replace_youtube_videos_with_links(self, doc):
"""Replace any iframe elements found with a link to the src and a
placeholder image from youtube"""
def get_yt_id(src):
"""Return the youtube video id"""
split_src = src.split("/")
if "embed" in split_src:
yt_id_index = split_src.index("embed") + 1
return split_src[yt_id_index]
iframes = doc.xpath("//iframe")
for iframe in iframes:
src = iframe.get("src")
yt_id = get_yt_id(src)
if not yt_id:
continue
else:
yt_img = "https://img.youtube.com/vi/{0}/0.jpg".format(yt_id)
yt_href = "https://youtu.be/{0}".format(yt_id)
yt_link = E.a(
E.img(
src=yt_img,
width="480",
height="360",
),
href=yt_href,
target="_blank",
)
parent = iframe.getparent()
parent.replace(iframe, yt_link)示例3: _gen_header
def _gen_header(self, ctx, cls, name, parent):
with parent.element('thead'):
with parent.element('tr'):
th_attrs = {}
if self.field_name_attr is not None:
th_attrs[self.field_name_attr] = name
# fti is none when the type inside Array is not a ComplexModel.
if issubclass(cls, ComplexModelBase):
fti = cls.get_flat_type_info(cls)
if self.field_name_attr is None:
for k, v in fti.items():
if getattr(v.Attributes, 'exc_html', None):
continue
header_name = self.translate(v, ctx.locale, k)
parent.write(E.th(header_name, **th_attrs))
else:
for k, v in fti.items():
if getattr(v.Attributes, 'exc_html', None):
continue
th_attrs[self.field_name_attr] = k
header_name = self.translate(v, ctx.locale, k)
parent.write(E.th(header_name, **th_attrs))
else:
if self.field_name_attr is not None:
th_attrs[self.field_name_attr] = name
header_name = self.translate(cls, ctx.locale, name)
parent.write(E.th(header_name, **th_attrs))
self.extend_header_row(ctx, cls, name, parent)示例4: _subvalue_to_html
def _subvalue_to_html(cls, value):
if issubclass(cls.type, AnyUri):
href = getattr(value, 'href', None)
if href is None: # this is not a AnyUri.Value instance.
href = value
text = getattr(cls.type.Attributes, 'text', None)
content = None
else:
text = getattr(value, 'text', None)
if text is None:
text = getattr(cls.type.Attributes, 'text', None)
content = getattr(value, 'content', None)
if issubclass(cls.type, ImageUri):
retval = E.img(src=href)
if text is not None:
retval.attrib['alt'] = text
# content is ignored with ImageUri.
else:
retval = E.a(href=href)
retval.text = text
if content is not None:
retval.append(content)
else:
retval = cls.type.to_string(value)
return retval示例5: _gen_thead
def _gen_thead(self, ctx, cls, parent, name):
logger.debug("Generate header for %r", cls)
with parent.element('thead'):
with parent.element('tr'):
if issubclass(cls, ComplexModelBase):
fti = self.sort_fields(cls)
for k, v in fti:
cls_attr = self.get_cls_attrs(v)
if cls_attr.exc:
continue
th_attrs = {}
self.add_field_attrs(th_attrs, k, cls)
if cls_attr.hidden:
self.add_style(th_attrs, 'display:None')
header_name = self.trc(v, ctx.locale, k)
parent.write(E.th(header_name, **th_attrs))
m = cls.Attributes.methods
if m is not None and len(m) > 0:
th_attrs = {'class': 'mrpc-cell'}
parent.write(E.th(**th_attrs))
else:
th_attrs = {}
self.add_field_attrs(th_attrs, name, cls)
header_name = self.trc(cls, ctx.locale, name)
parent.write(E.th(header_name, **th_attrs))
self.extend_header_row(ctx, cls, parent, name)示例6: _gen_thead
def _gen_thead(self, ctx, cls, name, parent):
logger.debug("Generate header for %r", cls)
with parent.element('thead'):
with parent.element('tr'):
if issubclass(cls, ComplexModelBase):
fti = self.sort_fields(cls)
for k, v in fti:
attr = self.get_cls_attrs(v)
if attr.exc:
continue
th_attrs = {}
if self.field_name_attr is not None:
th_attrs[self.field_name_attr] = k
if attr.hidden:
th_attrs['style'] = 'display:None'
header_name = self.trc(v, ctx.locale, k)
parent.write(E.th(header_name, **th_attrs))
m = cls.Attributes.methods
if m is not None and len(m) > 0:
parent.write(E.th())
else:
th_attrs = {}
if self.field_name_attr is not None:
th_attrs[self.field_name_attr] = name
header_name = self.trc(cls, ctx.locale, name)
parent.write(E.th(header_name, **th_attrs))
self.extend_header_row(ctx, cls, parent, name)示例7: model_base_to_parent
def model_base_to_parent(self, ctx, cls, inst, parent, name, tr_child=False, **kwargs):
attrs = {}
if self.field_name_attr is not None:
attrs = {self.field_name_attr: name}
retval = E.td(self.to_string(cls, inst), **attrs)
if not tr_child:
retval = E.tr(retval)
parent.write(retval)示例8: model_base_to_parent
def model_base_to_parent(self, ctx, cls, inst, parent, name, from_arr=False, **kwargs):
if from_arr:
td_attrib = {}
if False and self.field_name_attr:
td_attrib[self.field_name_attr] = name
parent.write(E.tr(E.td(self.to_unicode(cls, inst), **td_attrib)))
else:
parent.write(self.to_unicode(cls, inst))示例9: add_footer
def add_footer(self):
self.elements.content.append(
E.footer(
E.a(self.T('Wuff Signal'),
href=self.handler.reverse_url('textshow.index')),
' ',
E.a(self.T('About'),
href=self.handler.reverse_url('textshow.about'))
)
)示例10: _build_html_header
def _build_html_header(self):
'''Add banner and account links'''
header = self.elements.header
index_url = self.links.get(
'index', self.handler.reverse_url('index'))
header.append(E.div(
E.a(self.meta.app_name, href=index_url, id='logo-link'),
id='logo-wrapper'
))示例11: _build_html_footer
def _build_html_footer(self):
'''Adds the site visual footer links'''
self.elements.footer.extend([
E.nav(
E.a(self.handler.application.settings['application_name'],
href=self.handler.reverse_url('index')),
' ',
E.a(self.T('About'),
href=self.handler.reverse_url('index.about'))
)
])示例12: google_fonts
def google_fonts(font_names, standalone=False):
GOOGLE_API_KEY = "AIzaSyCXe6WAu7i4CYL9ee-RFNZirObwT4zJyqI"
url = "https://www.googleapis.com/webfonts/v1/webfonts"
https_proxy = os.environ.get("https_proxy")
if https_proxy is not None:
proxy_support = urllib2.ProxyHandler({"https": https_proxy})
opener = urllib2.build_opener(proxy_support)
urllib2.install_opener(opener)
info = json.loads(urllib2.urlopen(url + "?key=" + GOOGLE_API_KEY).read())
if standalone:
css = ""
css_template = \
"""
@font-face {{
font-family: {name!r};
font-style: {style};
font-weight: {weight};
src: url({file!r});
}}
"""
for font_name in font_names:
for font_info in info["items"]:
if font_info["family"] == font_name:
variants = font_info["variants"]
files = font_info["files"]
for variant in variants:
subinfo("downloading {0}".format(font_name + " " + variant))
ttf_bytes = urllib.urlopen(files[variant]).read()
ttf_path = Path("fonts") / (font_name + " " + variant + ".ttf")
ttf_file = (ARTDOC / ttf_path).open("wb")
ttf_file.write(ttf_bytes)
ttf_file.close()
style = "normal" if "italic" not in variant else "italic"
weight = re.match("[0-9]*", variant).group() or "400"
css += css_template.format(name=font_name,
style=style,
weight=weight,
file=str(Path("..") / ttf_path))
break
(ARTDOC / "css" / "fonts.css").open("wb").write(css)
return [HTML.link(rel="stylesheet", href=".artdoc/css/fonts.css")]
else:
families = []
for font_name in font_names:
for font_info in info["items"]:
if font_info["family"] == font_name:
family = font_name.replace(" ", "+") + ":"
variants = font_info["variants"]
family += ",".join(variants)
families.append(family)
break
family = "|".join(families) + "&subset=latin,latin-ext"
url = "http://fonts.googleapis.com/css?family=" + family
return [HTML.link(rel="stylesheet", href=url)]示例13: build_title_content
def build_title_content(self):
self.elements.content.extend([
E.p('''Wuff Signal allows you to share messages without revealing
the contents of your message. It lossily scrambles your message
and shows them as points on the page. These points are called
Signals.
'''),
E.p('You can view a ', E.a('complete list of recent Signals',
href=self.handler.reverse_url('textshow.recent')), '.'),
])
self.add_footer()示例14: model_base_to_parent
def model_base_to_parent(self, ctx, cls, inst, parent, name,
from_arr=False, **kwargs):
if from_arr:
td_attrs = {}
#if self.field_name_attr:
# td_attrs[self.field_name_attr] = name
parent.write(E.tr(
E.td(
self.to_string(cls, inst),
**td_attrs
)
))
else:
parent.write(self.to_string(cls, inst))示例15: model_base_to_parent
def model_base_to_parent(self, ctx, cls, inst, parent, name,
from_arr=False, **kwargs):
inst_str = ''
if inst is not None:
inst_str = self.to_unicode(cls, inst)
if from_arr:
td_attrs = {}
self.add_field_attrs(td_attrs, name, cls)
parent.write(E.tr(E.td(inst_str, **td_attrs)))
else:
parent.write(inst_str)