本文整理汇总了Python中lxml.html.builder.E.img方法的典型用法代码示例。如果您正苦于以下问题：Python E.img方法的具体用法？Python E.img怎么用？Python E.img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.html.builder.E的用法示例。
在下文中一共展示了E.img方法的4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: _subvalue_to_html
# 需要导入模块: from lxml.html.builder import E [as 别名]
# 或者: from lxml.html.builder.E import img [as 别名]
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2: replace_youtube_videos_with_links
# 需要导入模块: from lxml.html.builder import E [as 别名]
# 或者: from lxml.html.builder.E import img [as 别名]
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: imageuri_to_parent
# 需要导入模块: from lxml.html.builder import E [as 别名]
# 或者: from lxml.html.builder.E import img [as 别名]
def imageuri_to_parent(self, ctx, cls, inst, parent, name, **kwargs):
# with ImageUri, content is ignored.
href = getattr(inst, 'href', None)
if href is None: # this is not a AnyUri.Value instance.
href = inst
text = getattr(cls.Attributes, 'text', None)
else:
text = getattr(inst, 'text', None)
if text is None:
text = getattr(cls.Attributes, 'text', None)
retval = E.img(src=href)
if text is not None:
retval.attrib['alt'] = text
parent.write(retval)示例4: serialize_complex_model
# 需要导入模块: from lxml.html.builder import E [as 别名]
# 或者: from lxml.html.builder.E import img [as 别名]
def serialize_complex_model(self, cls, value, locale):
sti = None
fti = cls.get_flat_type_info(cls)
is_array = False
first_child = iter(fti.values()).next()
if len(fti) == 1:
fti = first_child.get_flat_type_info(first_child)
first_child_2 = iter(fti.values()).next()
if len(fti) == 1 and first_child_2.Attributes.max_occurs > 1:
if issubclass(first_child_2, ComplexModelBase):
sti = first_child_2.get_simple_type_info(first_child_2)
is_array = True
else:
if issubclass(first_child, ComplexModelBase):
sti = first_child.get_simple_type_info(first_child)
value = value[0]
else:
raise NotImplementedError("Can only serialize single return types")
tr = {}
if self.row_class is not None:
tr['class'] = self.row_class
td = {}
if self.cell_class is not None:
td['class'] = self.cell_class
th = {}
if self.header_cell_class is not None:
th['class'] = self.header_cell_class
class_name = first_child.get_type_name()
if sti is None:
if self.field_name_attr is not None:
td[self.field_name_attr] = class_name
if is_array:
for val in value:
yield E.tr(E.td(first_child_2.to_string(val), **td), **tr)
else:
yield E.tr(E.td(first_child_2.to_string(value), **td), **tr)
else:
for k, v in sti.items():
row = E.tr(**tr)
subvalue = value
for p in v.path:
subvalue = getattr(subvalue, p, None)
if subvalue is None:
if v.type.Attributes.min_occurs == 0:
continue
else:
subvalue = ""
else:
subvalue = v.type.to_string(subvalue)
text = getattr(v.type.Attributes,'text', None)
if issubclass(v.type, ImageUri):
subvalue = E.img(src=subvalue)
if text is not None:
subvalue.attrib['alt']=text
elif issubclass(v.type, AnyUri):
if text is None:
text = subvalue
subvalue = E.a(text, href=subvalue)
if self.produce_header:
header_text = translate(v.type, locale, k)
if self.field_name_attr is None:
row.append(E.th(header_text, **th))
else:
th[self.field_name_attr] = k
row.append(E.th(header_text, **th))
if self.field_name_attr is None:
row.append(E.td(subvalue, **td))
else:
td[self.field_name_attr] = k
row.append(E.td(subvalue, **td))
yield row