本文整理汇总了Python中selection.backend.XpathSelector.select方法的典型用法代码示例。如果您正苦于以下问题：Python XpathSelector.select方法的具体用法？Python XpathSelector.select怎么用？Python XpathSelector.select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selection.backend.XpathSelector的用法示例。
在下文中一共展示了XpathSelector.select方法的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: test_regexp
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_regexp(self):
html = '<div><h1 id="h1">foo</h1><h2>bar</h2></div>'
sel = XpathSelector(fromstring(html))
self.assertEqual('h2', sel.select('//*[re:test(text(), "b.r")]')\
.node().tag)
self.assertEqual('foo', sel.select('//*[re:test(@id, "^h\d+$")]'
'/text()').text())示例2: test_attr_list
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_attr_list(self):
root = XpathSelector(self.tree)
self.assertEquals(set(["li-1", "li-2"]), set(root.select('//ul[@id="second-list"]/li').attr_list("class")))示例3: test_attr_does_not_exist
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_attr_does_not_exist(self):
root = XpathSelector(self.tree)
self.assertRaises(DataNotFound, lambda: root.select("//ul[1]").attr("id-xxx"))示例4: test_attr_with_default_value
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_attr_with_default_value(self):
root = XpathSelector(self.tree)
self.assertEqual("z", root.select("//ul[2]").attr("id-xxx", default="z"))示例5: test_attr
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_attr(self):
root = XpathSelector(self.tree)
self.assertEqual("second-list", root.select("//ul[2]").attr("id"))示例6: test_text_list
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_text_list(self):
root = XpathSelector(self.tree)
self.assertEquals(set(["one", "yet one"]), set(root.select("//ul/li[1]").text_list()))示例7: test_text_list
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_text_list(self):
root = XpathSelector(self.tree)
self.assertEquals(set(['one', 'yet one']),
set(root.select('//ul/li[1]').text_list()))示例8: test_select_node
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_select_node(self):
sel = XpathSelector(self.tree)
self.assertEquals("test", sel.select("//h1")[0]._node.text)示例9: test_xpath_concat_function
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_xpath_concat_function(self):
html = '<a href="index.html"></a>'
sel = XpathSelector(fromstring(html))
self.assertEqual('/index.html', sel.select('concat("/",//a/@href)')\
.text())示例10: test_attr_list
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_attr_list(self):
root = XpathSelector(self.tree)
self.assertEquals(set(['li-1', 'li-2']),
set(root.select('//ul[@id="second-list"]/li')
.attr_list('class')))示例11: test_attr_with_default_value
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_attr_with_default_value(self):
root = XpathSelector(self.tree)
self.assertEqual('z', root.select('//ul[2]').attr('id-xxx',
default='z'))示例12: test_rex_method
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_rex_method(self):
sel = XpathSelector(self.tree)
self.assertTrue(isinstance(sel.select("//li").rex("\w*"), RexResultList))示例13: test_sel_list_number
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_sel_list_number(self):
sel = XpathSelector(self.tree)
self.assertEquals(4, sel.select('//ul/li[last()]').number())
self.assertEquals(6, sel.select('//ul/li[last()]/@id').number())示例14: test_text_selector_select
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_text_selector_select(self):
sel = XpathSelector(self.tree).select("//li/text()").one()
self.assertRaises(SelectionRuntimeError, lambda: sel.select("foo"))示例15: test_select_select
# 需要导入模块: from selection.backend import XpathSelector [as 别名]
# 或者: from selection.backend.XpathSelector import select [as 别名]
def test_select_select(self):
root = XpathSelector(self.tree)
self.assertEquals(set(["one", "yet one"]), set([x.text() for x in root.select("//ul").select("./li[1]")]))