From f9e4d5dc58253cef260dc5e826a5cc585a1c1dd8 Mon Sep 17 00:00:00 2001
From: Madeesh Kannan <shadeMe@users.noreply.github.com>
Date: Thu, 25 Jul 2024 11:58:57 +0200
Subject: [PATCH] chore: Deprecate the `debug` parameter in `Pipeline.run`
 (#8075)

---
 haystack/core/pipeline/pipeline.py                          | 6 ++++--
 ...deprecate-pipeline-run-debug-param-e69190338a8e041b.yaml | 4 ++++
 2 files changed, 8 insertions(+), 2 deletions(-)
 create mode 100644 releasenotes/notes/deprecate-pipeline-run-debug-param-e69190338a8e041b.yaml

diff --git a/haystack/core/pipeline/pipeline.py b/haystack/core/pipeline/pipeline.py
index 0ee88c9b17..fc0d36f1e1 100644
--- a/haystack/core/pipeline/pipeline.py
+++ b/haystack/core/pipeline/pipeline.py
@@ -48,14 +48,14 @@ def _run_component(self, name: str, inputs: Dict[str, Any]) -> Dict[str, Any]:
                 "haystack.component.input_types": {k: type(v).__name__ for k, v in inputs.items()},
                 "haystack.component.input_spec": {
                     key: {
-                        "type": value.type.__name__ if isinstance(value.type, type) else str(value.type),
+                        "type": (value.type.__name__ if isinstance(value.type, type) else str(value.type)),
                         "senders": value.senders,
                     }
                     for key, value in instance.__haystack_input__._sockets_dict.items()  # type: ignore
                 },
                 "haystack.component.output_spec": {
                     key: {
-                        "type": value.type.__name__ if isinstance(value.type, type) else str(value.type),
+                        "type": (value.type.__name__ if isinstance(value.type, type) else str(value.type)),
                         "receivers": value.receivers,
                     }
                     for key, value in instance.__haystack_output__._sockets_dict.items()  # type: ignore
@@ -155,6 +155,8 @@ def run(self, word: str):
         The pipeline resolves inputs to the correct components, returning
         {'hello2': {'output': 'Hello, Hello, world!!'}}.
         """
+        warn("The 'debug' parameter is deprecated and will be removed in Haystack 2.5.0.", DeprecationWarning)
+
         pipeline_running(self)
 
         # Reset the visits count for each component
diff --git a/releasenotes/notes/deprecate-pipeline-run-debug-param-e69190338a8e041b.yaml b/releasenotes/notes/deprecate-pipeline-run-debug-param-e69190338a8e041b.yaml
new file mode 100644
index 0000000000..c6a72b8728
--- /dev/null
+++ b/releasenotes/notes/deprecate-pipeline-run-debug-param-e69190338a8e041b.yaml
@@ -0,0 +1,4 @@
+---
+deprecations:
+  - |
+    Deprecate the unused `debug` parameter in the `Pipeline.run` method.