Configuration option for number of concurrent requests

copienator/commands/correction.py

@@ -736,8 +736,17 @@ def resolve_delayed_moves():
 
     return new_tasks
 
+def request_workers(args: argparse.Namespace) -> int:
+    workers = getattr(args, "workers", NB_THREADS)
+    if workers < 1:
+        raise CliError("Le nombre de requêtes simultanées doit être positif.",
+                       ExitCode.INVALID_ARGUMENTS)
+    return workers
+
+
 def run_configured(args: argparse.Namespace) -> ExitCode:
     global client, tasks_to_process
+    workers = request_workers(args)
     if client is None:
         client = genai.Client(api_key=api_key)
     if args.refaire:
@@ -950,15 +959,15 @@ def run_configured(args: argparse.Namespace) -> ExitCode:
     made_progress = True
     while tasks_to_process or made_progress:
         if tasks_to_process:
-            print(f"Starting processing on {len(tasks_to_process)} tasks with {NB_THREADS} threads...")
-            with concurrent.futures.ThreadPoolExecutor(max_workers=NB_THREADS) as executor:
+            print(f"Starting processing on {len(tasks_to_process)} tasks with {workers} threads...")
+            with concurrent.futures.ThreadPoolExecutor(max_workers=workers) as executor:
                 waiting_tasks = list(tasks_to_process)
                 futures = {}
 
                 def submit_available_tasks() -> None:
                     while (
                         waiting_tasks
-                        and len(futures) < NB_THREADS
+                        and len(futures) < workers
                         and not stop_requested.is_set()
                     ):
                         task = waiting_tasks.pop(0)
@@ -1074,6 +1083,7 @@ def run(
     *,
     api_client=None,
 ) -> ExitCode:
+    request_workers(args)
     if args.reset:
         workspace.require_directories("Copies")
         reset_workspace(workspace)
@@ -1116,6 +1126,10 @@ def build_parser() -> argparse.ArgumentParser:
     )
     parser.add_argument("--overwrite", action="store_true", help="Redo requests")
     parser.add_argument("--limit", type=int, help="Maximum Gemini Pro calls")
+    parser.add_argument(
+        "--workers", type=int, default=NB_THREADS,
+        help="Maximum simultaneous Gemini correction requests (positive integer; default: 12)",
+    )
     parser.add_argument(
         "--refaire",
         action="store_true",