Allow getting of an existing job

spinnman/spalloc/spalloc_client.py

@@ -138,6 +138,17 @@ def __init__(
         self.__nmpi_user = nmpi_user
         logger.info("established session to {} for {}", service_url, username)
 
+    def get_job(self, job_id: str) -> SpallocJob:
+        """
+        Get a job by its job id.
+
+        :param str job_id: The job id.
+        :rtype: SpallocJob
+        """
+        assert self.__session
+        return _SpallocJob(
+            self.__session, fix_url(f"{self.__jobs_url}/{job_id}"))
+
     @staticmethod
     def open_job_from_database(
             service_url, job_url, cookies, headers) -> SpallocJob:

spinnman/utilities/locate_connected_machine_ip_address.py

@@ -20,7 +20,7 @@
 from spinnman.connections.udp_packet_connections import IPAddressesConnection
 
 
-def locate_connected_machine(handler: Callable[[str, float], None]):
+def locate_connected_machine(handler: Callable[[str, float], bool]):
     """
     Locates any SpiNNaker machines IP addresses from the auto-transmitted
     packets from non-booted SpiNNaker machines.
@@ -51,7 +51,7 @@ def _ctrlc_handler(sig, frame):
         print("Exiting")
         sys.exit()
 
-    def _print_connected(ip_address: str, timestamp: float):
+    def _print_connected(ip_address: str, timestamp: float) -> bool:
         try:
             hostname = f" ({socket.gethostbyaddr(ip_address)[0]})"
         except Exception:  # pylint: disable=broad-except