def get_bower_package(self, url, dest=None, version=None,
                          process_deps=True):
        dest = dest or Path(".") / "assets"
        parsed_url = urlparse(url)
        if parsed_url.scheme == "git" or parsed_url.path.endswith(".git"):
            if parsed_url.netloc == "github.com":
                user, repo = parsed_url.path[1:-4].split("/")
                response = get(github_api_uri +
                               "/repos/{}/{}/tags".format(user, repo))
                tags = response.json()
                target = None
                if not len(tags):
                    click.secho("fatal: no tags exist for {}/{}".format(
                        user, repo), fg="red")
                    raise InvalidPackageError
                if version is None:
                    target = tags[0]
                else:
                    for tag in tags:
                        if semver.match(tag["name"],
                                        Bower.clean_semver(version)):
                            target = tag
                            break
                if not target:
                    click.secho(
                        "fatal: failed to find matching tag for "
                        "{user}/{repo} {version}".format(user, repo, version),
                        fg="red")
                    raise VersionNotFoundError
                click.secho("installing {}/{}#{}".format(
                    user, repo, tags[0]["name"]), fg="green")
                return self.get_bower_package(
                    url=target["zipball_url"],
                    dest=dest,
                    version=version)
            raise NotImplementedError
            click.echo("git clone {url}".format(url=url))
            cmd = envoy.run('git clone {url} "{dest}"'.format(
                url=url, dest=dest))
        elif parsed_url.scheme in ("http", "https"):
            zip_dest = download_file(url, dest=self.temp_dir,
                                     label="{dest_basename}",
                                     expected_extension="zip")
            with zipfile.ZipFile(zip_dest, "r") as pkg:
                return self.extract_bower_zipfile(pkg, dest,
                                                  expected_version=version)
                # pkg.extractall(str(dest))
        else:
            click.secho("protocol currently unsupported :(")
            sys.exit(1)
def _read_metadata_from_example_file(netcdf_file_name, include_soundings):
    """Reads metadata from file with input examples.

    :param netcdf_file_name: Path to input file.
    :param include_soundings: Boolean flag.  If True and file contains
        soundings, this method will return keys "sounding_field_names" and
        "sounding_heights_m_agl".  Otherwise, will not return said keys.

    :return: example_dict: Dictionary with the following keys (explained in doc
        to `write_example_file`).
    example_dict['full_id_strings']
    example_dict['storm_times_unix_sec']
    example_dict['radar_field_names']
    example_dict['radar_heights_m_agl']
    example_dict['rotated_grids']
    example_dict['rotated_grid_spacing_metres']
    example_dict['target_names']
    example_dict['sounding_field_names']
    example_dict['sounding_heights_m_agl']

    :return: netcdf_dataset: Instance of `netCDF4.Dataset`, which can be used to
        keep reading file.
    """

    netcdf_dataset = netCDF4.Dataset(netcdf_file_name)
    include_soundings = (
        include_soundings and
        SOUNDING_FIELDS_KEY in netcdf_dataset.variables
    )

    example_dict = {
        ROTATED_GRIDS_KEY: bool(getattr(netcdf_dataset, ROTATED_GRIDS_KEY)),
        TARGET_NAMES_KEY: [
            str(s) for s in
            netCDF4.chartostring(netcdf_dataset.variables[TARGET_NAMES_KEY][:])
        ],
        FULL_IDS_KEY: [
            str(s) for s in
            netCDF4.chartostring(netcdf_dataset.variables[FULL_IDS_KEY][:])
        ],
        STORM_TIMES_KEY: numpy.array(
            netcdf_dataset.variables[STORM_TIMES_KEY][:], dtype=int
        ),
        RADAR_FIELDS_KEY: [
            str(s) for s in
            netCDF4.chartostring(netcdf_dataset.variables[RADAR_FIELDS_KEY][:])
        ],
        RADAR_HEIGHTS_KEY: numpy.array(
            netcdf_dataset.variables[RADAR_HEIGHTS_KEY][:], dtype=int
        )
    }

    # TODO(thunderhoser): This is a HACK to deal with bad files.
    example_dict[TARGET_NAMES_KEY] = [
        n for n in example_dict[TARGET_NAMES_KEY] if n != ''
    ]

    if example_dict[ROTATED_GRIDS_KEY]:
        example_dict[ROTATED_GRID_SPACING_KEY] = getattr(
            netcdf_dataset, ROTATED_GRID_SPACING_KEY)
    else:
        example_dict[ROTATED_GRID_SPACING_KEY] = None

    if not include_soundings:
        return example_dict, netcdf_dataset

    example_dict.update({
        SOUNDING_FIELDS_KEY: [
            str(s) for s in netCDF4.chartostring(
                netcdf_dataset.variables[SOUNDING_FIELDS_KEY][:])
        ],
        SOUNDING_HEIGHTS_KEY:
            numpy.array(netcdf_dataset.variables[SOUNDING_HEIGHTS_KEY][:],
                        dtype=int)
    })

    return example_dict, netcdf_dataset