How to use the invocations.docs.www function in invocations

Run pytest in coverage mode. See `invocations.pytest.coverage` for details.
    """
    # Use our own test() instead of theirs.
    # TODO: allow coverage() to just look up the nearby-by-namespace-attachment
    # test() instead of hardcoding its own test or doing it this way with an
    # arg.
    return coverage_(c, report=report, opts=opts, tester=test)


ns = Collection(
    test,
    coverage,
    integration,
    vendorize,
    release,
    www,
    docs,
    sites,
    watch_docs,
    travis,
    checks.blacken,
)
ns.configure(
    {
        "blacken": {
            # Skip the vendor directory and the (Travis-only) alt venv when
            # blackening.
            # TODO: this is making it seem like I really do want an explicit
            # arg/conf-opt in the blacken task for "excluded paths"...ha
            "find_opts": "-and -not \( -path './invoke/vendor*' -or -path './alt_env*' -or -path './build*' \)"  # noqa
        },
        "tests": {"logformat": LOG_FORMAT, "package": "invoke"},

# TODO: "replace one task with another" needs a better public API, this is
# using unpublished internals & skips all the stuff add_task() does re:
# aliasing, defaults etc.
release_coll.tasks['publish'] = release

ns = Collection(test, coverage, release_coll, docs, www, sites)
ns.configure({
    'packaging': {
        # NOTE: many of these are also set in kwarg defaults above; but having
        # them here too means once we get rid of our custom release(), the
        # behavior stays.
        'sign': True,
        'wheel': True,
        'changelog_file': join(
            www.configuration()['sphinx']['source'],
            'changelog.rst',
        ),

publish.__doc__ = release.publish.__doc__
my_release = Collection(
    "release", release.build, release.status, publish, release.prepare
)

ns = Collection(
    blacken,
    coverage,
    docs,
    integration,
    my_release,
    sites,
    test,
    travis,
    watch_docs,
    www,
)
ns.configure(
    {
        "tests": {
            # TODO: have pytest tasks honor these?
            "package": "fabric",
            "logformat": LOG_FORMAT,
        },
        "packaging": {
            # NOTE: this is currently for identifying the source directory.
            # Should it get used for actual releasing, needs changing.
            "package": "fabric",
            "sign": True,
            "wheel": True,
            "check_desc": True,
            "changelog_file": "sites/www/changelog.rst",

# TODO: "replace one task with another" needs a better public API, this is
# using unpublished internals & skips all the stuff add_task() does re:
# aliasing, defaults etc.
release_coll.tasks['publish'] = release

ns = Collection(test, coverage, release_coll, docs, www, sites)
ns.configure({
    'packaging': {
        # NOTE: many of these are also set in kwarg defaults above; but having
        # them here too means once we get rid of our custom release(), the
        # behavior stays.
        'sign': True,
        'wheel': True,
        'changelog_file': join(
            www.configuration()['sphinx']['source'],
            'changelog.rst',
        ),

# arg/conf-opt in the blacken task for "excluded paths"...ha
            "find_opts": "-and -not \( -path './invoke/vendor*' -or -path './alt_env*' -or -path './build*' \)"  # noqa
        },
        "tests": {"logformat": LOG_FORMAT, "package": "invoke"},
        "travis": {
            "sudo": {"user": "sudouser", "password": "mypass"},
            "black": {"version": "18.6b4"},
        },
        "packaging": {
            "sign": True,
            "wheel": True,
            "check_desc": True,
            # Because of PyYAML's dual source nonsense =/
            "dual_wheels": True,
            "changelog_file": os.path.join(
                www.configuration()["sphinx"]["source"], "changelog.rst"
            ),