def update_pkg_candidate_list()

in deepracer_systems_pkg/deepracer_systems_pkg/software_update_module/software_update_node.py [0:0]

• 21 lines of code
• 6 McCabe index (conditional complexity)

    def update_pkg_candidate_list(self):
        """Helper method to identify the packages that have an update candidate available and
           populate the update_list.
        """
        self.update_list = list()
        # Find relevant packages.
        for package_name in software_update_config.DEEPRACER_PACKAGES:
            if package_name in self.cache:
                package = self.cache[package_name]
                self.get_logger().info(f"Verifying package {package.name}...")

                if not package.candidate.version.startswith(software_update_config.VERSION_MASK):
                    self.get_logger().info(f"* {package.name} package is not built for the Ubuntu and ROS packages; "
                                           f"candidate { package.candidate.version} is will not be used")
                    continue

                self.get_logger().info(f"* {package.name} package passes the version check; "
                                       f"verifying candidate {package.candidate.version}")

                # New package?
                if not package.is_installed:
                    self.get_logger().info(f"* {package.name} package not installed; "
                                           f"candidate {package.candidate.version} is added to update list")
                    self.update_list.append(package)

                # Newer version available?
                elif package.candidate.version > package.installed:
                    self.get_logger().info(f"* {package.name} package update available: "
                                           f"{package.candidate.version} > {package.installed.version}; "
                                           "Added to update list")
                    self.update_list.append(package)