本文整理汇总了Python中pip._internal.req.InstallRequirement.load_pyproject_toml方法的典型用法代码示例。如果您正苦于以下问题：Python InstallRequirement.load_pyproject_toml方法的具体用法？Python InstallRequirement.load_pyproject_toml怎么用？Python InstallRequirement.load_pyproject_toml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pip._internal.req.InstallRequirement的用法示例。
在下文中一共展示了InstallRequirement.load_pyproject_toml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: test_use_pep517
# 需要导入模块: from pip._internal.req import InstallRequirement [as 别名]
# 或者: from pip._internal.req.InstallRequirement import load_pyproject_toml [as 别名]
def test_use_pep517(data, source, expected):
"""
Test that we choose correctly between PEP 517 and legacy code paths
"""
src = data.src.join(source)
req = InstallRequirement(None, None, source_dir=src)
req.load_pyproject_toml()
assert req.use_pep517 is expected示例2: test_backend
# 需要导入模块: from pip._internal.req import InstallRequirement [as 别名]
# 或者: from pip._internal.req.InstallRequirement import load_pyproject_toml [as 别名]
def test_backend(tmpdir, data):
"""Check we can call a requirement's backend successfully"""
project_dir = make_project(tmpdir, backend="dummy_backend")
req = InstallRequirement(None, None, source_dir=project_dir)
req.load_pyproject_toml()
env = BuildEnvironment()
finder = PackageFinder([data.backends], [], session=PipSession())
env.install_requirements(finder, ["dummy_backend"], 'normal', "Installing")
conflicting, missing = env.check_requirements(["dummy_backend"])
assert not conflicting and not missing
assert hasattr(req.pep517_backend, 'build_wheel')
with env:
assert req.pep517_backend.build_wheel("dir") == "Backend called"示例3: test_disabling_pep517_invalid
# 需要导入模块: from pip._internal.req import InstallRequirement [as 别名]
# 或者: from pip._internal.req.InstallRequirement import load_pyproject_toml [as 别名]
def test_disabling_pep517_invalid(data, source, msg):
"""
Test that we fail if we try to disable PEP 517 when it's not acceptable
"""
src = data.src.join(source)
req = InstallRequirement(None, None, source_dir=src)
# Simulate --no-use-pep517
req.use_pep517 = False
with pytest.raises(InstallationError) as e:
req.load_pyproject_toml()
err_msg = e.value.args[0]
assert "Disabling PEP 517 processing is invalid" in err_msg
assert msg in err_msg