def check(requirements_paths=[], metadata=[], projects=[]):
"""Return True if all of the specified dependencies have been ported to Python 3.
The requirements_paths argument takes a sequence of file paths to
requirements files. The 'metadata' argument takes a sequence of strings
representing metadata. The 'projects' argument takes a sequence of project
names.
Any project that is not listed on PyPI will be considered ported.
"""
dependencies = main.projects_from_requirements(requirements_paths)
dependencies.extend(main.projects_from_metadata(metadata))
dependencies.extend(projects)
dependencies = set(name.lower() for name in dependencies)
pypy_projects = pypi.all_pypy_projects()
all_projects = pypi.all_projects()
for dependency in dependencies:
if dependency in all_projects and dependency not in pypy_projects:
if not pypi.is_pure_python(dependency):
return False
return True
def test_all_projects(self):
projects = pypi.all_projects()
self.assertTrue(all(project == project.lower() for project in projects))
self.assertGreaterEqual(len(projects), 40000)
