def get_build_info()

in mozdownload/scraper.py [0:0]

• 32 lines of code
• 14 McCabe index (conditional complexity)

    def get_build_info(self):
        """Define additional build information."""
        # Retrieve branch once knowing self.application from Scraper.__init__
        if self.branch is None:
            self.branch = APPLICATIONS_TO_BRANCH.get(self.application, DEFAULT_BRANCH)
        # Retrieve build by revision
        if self.revision:
            th = treeherder.Treeherder(self.application, self.branch, self.platform)
            builds = th.query_builds_by_revision(
                self.revision,
                job_type_name='L10n Nightly' if self.locale_build else 'Nightly')

            if not builds:
                raise errors.NotFoundError('No builds have been found for revision', self.revision)

            # Extract the build folders which are prefixed with the buildid
            self.builds = [build.rsplit('/', 2)[1] for build in builds]
            self.show_matching_builds(self.builds)

            # There is only a single build per revision and platform
            self.build_index = 0
            self.logger.info('Selected build: %s' % self.builds[self.build_index])

            # Retrieve the date from the build folder which is always 19 chars long
            self.date = datetime.strptime(self.builds[self.build_index][:19],
                                          '%Y-%m-%d-%H-%M-%S')

            return

        # Internally we access builds via index
        if self.build_number is not None:
            self.build_index = int(self.build_number) - 1
        else:
            self.build_index = None

        if self.build_id:
            # A build id has been specified. Split up its components so the
            # date and time can be extracted:
            # '20111212042025' -> '2011-12-12 04:20:25'
            self.date = datetime.strptime(self.build_id, '%Y%m%d%H%M%S')

        elif self.date:
            # A date (without time) has been specified. Use its value and the
            # build index to find the requested build for that day.
            try:
                self.date = datetime.strptime(self.date, '%Y-%m-%d')
            except Exception:
                raise ValueError('%s is not a valid date' % self.date)
        else:
            # If no querying option has been specified the latest available
            # build of the given branch has to be identified. We also have to
            # retrieve the date of the build via its build id.
            self.date = self.get_latest_build_date()

        self.builds, self.build_index = self.get_build_info_for_date(
            self.date, self.build_index)