Exemplos de XPathExtractor.build em Python

Exemplo n.º 1

Arquivo: test_lxml.py Projeto: walison17/data_extractor

def test_invalid_xpath_expr_by_build(expr):
    extractor = XPathExtractor(expr)
    assert not extractor.built
    with pytest.raises(ExprError) as catch:
        extractor.build()

    assert not extractor.built
    exc = catch.value
    assert exc.extractor is extractor
    assert isinstance(exc.exc, XPathError)
    assert re.match(r"ExprError with .+? raised by .+? extracting", str(exc))

Exemplo n.º 2

def test_invalid_xpath_expr_by_XPathEvalError_from_extract(element, expr):
    extractor = XPathExtractor(expr)
    assert not extractor.built

    extractor.build()
    assert extractor.built

    with pytest.raises(ExprError) as catch:
        extractor.extract(element)

    exc = catch.value
    assert exc.extractor is extractor
    from lxml.etree import XPathEvalError

    assert isinstance(exc.exc, XPathEvalError)
    assert re.match(r"ExprError with .+? raised by .+? extracting", str(exc))