How to use the wily.config.DEFAULT_CONFIG function in wily

author = Actor("An author", "author@example.com")
    committer = Actor("A committer", "committer@example.com")

    # First commit
    with open(tmppath / ".gitignore", "w") as ignore:
        ignore.write(".wily/")
    index.add([".gitignore"])
    commit1 = index.commit("commit1", author=author, committer=committer)

    # Second commit
    with open(tmppath / "test.py", "w") as file1:
        file1.write("print(1)")
    index.add(["test.py"])
    commit2 = index.commit("commit2", author=author, committer=committer)

    config = DEFAULT_CONFIG
    config.path = tmpdir

    archiver = GitArchiver(config)
    assert archiver.config == config

    revisions = archiver.revisions(tmpdir, 3)
    assert len(revisions) == 2
    assert revisions[0].message == "commit2"
    assert revisions[0].author_email == "author@example.com"
    assert revisions[0].author_name == "An author"
    assert (
        revisions[0].key in commit2.name_rev
        and revisions[0].key not in commit1.name_rev
    )

    assert revisions[1].message == "commit1"

repo = Repo.init(path=tmpdir)
    tmppath = pathlib.Path(tmpdir)

    # Write a test file to the repo
    with open(tmppath / ".gitignore", "w") as ignore:
        ignore.write("*.py[co]\n")

    index = repo.index
    index.add([".gitignore"])

    author = Actor("An author", "author@example.com")
    committer = Actor("A committer", "committer@example.com")

    index.commit("ignore python cache", author=author, committer=committer)

    config = DEFAULT_CONFIG
    config.path = tmpdir

    with pytest.raises(WilyIgnoreGitRepositoryError):
        archiver = GitArchiver(config)

def test_exists(tmpdir):
    """
    Test that exists() returns true if path does exist
    """
    config = DEFAULT_CONFIG
    config.cache_path = tmpdir
    assert cache.exists(config)

def config():
    cfg = DEFAULT_CONFIG
    return cfg

def test_git_revisions(repo, tmpdir):
    with patch("wily.archivers.git.Repo", return_value=repo):
        test_config = wily.config.DEFAULT_CONFIG
        test_config.path = repo.path
        archiver = git.GitArchiver(test_config)
        revisions = archiver.revisions(tmpdir, 99)
        assert archiver.repo is not None
        assert archiver.config == test_config
        assert revisions[0].key == "1234"
        assert revisions[1].key == "1234"
        assert revisions[0].author_name == "Mr Test"

def test_cyclomatic_error_case(harvester):
    MockCC.results = {"test.py": {"error": "bad data"}}
    op = wily.operators.cyclomatic.CyclomaticComplexityOperator(DEFAULT_CONFIG)
    results = op.run("test.py", {})
    assert results == {"test.py": {"detailed": {}, "total": {"complexity": 0}}}

def test_get_default_metrics_empty(tmpdir):
    """ 
    Test that get_metrics goes ok with an empty index
    """
    config = DEFAULT_CONFIG
    tmppath = pathlib.Path(tmpdir) / ".wily"
    config.cache_path = str(tmppath)
    tmppath.mkdir()
    (tmppath / "git").mkdir()
    with open(tmppath / "git" / "index.json", "w+") as f:
        f.write("[]")

    metrics = cache.get_default_metrics(config)
    assert metrics == []

def test_cyclomatic_bad_entry_data(harvester):
    MockCC.results = {"test.py": [{"complexity": 5}]}
    op = wily.operators.cyclomatic.CyclomaticComplexityOperator(DEFAULT_CONFIG)
    results = op.run("test.py", {})
    assert results == {"test.py": {"detailed": {}, "total": {"complexity": 0}}}

def config(builddir):
    _cfg = wily.config.DEFAULT_CONFIG
    _cfg.path = builddir
    return _cfg