From d3d3b3920101d168610797e773daef1cf7288309 Mon Sep 17 00:00:00 2001
From: Synchon Mandal <synchon@protonmail.com>
Date: Thu, 3 Aug 2023 11:01:18 +0200
Subject: [PATCH 1/3] update: add feature_md5 argument in read_transform and
 set default feature_name to None

---
 junifer/onthefly/read_transform.py | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/junifer/onthefly/read_transform.py b/junifer/onthefly/read_transform.py
index c59c70a0b..3f1be6b8b 100644
--- a/junifer/onthefly/read_transform.py
+++ b/junifer/onthefly/read_transform.py
@@ -17,8 +17,9 @@ if TYPE_CHECKING:
 
 def read_transform(
     storage: Type["BaseFeatureStorage"],
-    feature_name: str,
     transform: str,
+    feature_name: Optional[str] = None,
+    feature_md5: Optional[str] = None,
     transform_args: Optional[Tuple] = None,
     transform_kw_args: Optional[Dict] = None,
 ) -> pd.DataFrame:
@@ -28,11 +29,13 @@ def read_transform(
     ----------
     storage : storage-like
         The storage class, for example, SQLiteFeatureStorage.
-    feature_name : str
-        Name of the feature to read.
     transform : str
         The kind of transform formatted as ``<package>_<function>``,
         for example, ``bctpy_degrees_und``.
+    feature_name : str, optional
+        Name of the feature to read (default None).
+    feature_md5 : str, optional
+        MD5 hash of the feature to read (default None).
     transform_args : tuple, optional
         The positional arguments for the callable of ``transform``
         (default None).
@@ -62,7 +65,9 @@ def read_transform(
     transform_kw_args = transform_kw_args or {}
 
     # Read storage
-    stored_data = storage.read(feature_name=feature_name)  # type: ignore
+    stored_data = storage.read(
+        feature_name=feature_name, feature_md5=feature_md5
+    )  # type: ignore
     # Retrieve package and function
     package, func_str = transform.split("_", 1)
     # Condition for package
-- 
2.52.0


From 687671bb228395c7c274d3a5759e8c3214cdc229 Mon Sep 17 00:00:00 2001
From: Synchon Mandal <synchon@protonmail.com>
Date: Thu, 3 Aug 2023 11:49:03 +0200
Subject: [PATCH 2/3] chore: update logs for read_transform()

---
 junifer/onthefly/read_transform.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/junifer/onthefly/read_transform.py b/junifer/onthefly/read_transform.py
index 3f1be6b8b..c1bfa6ca5 100644
--- a/junifer/onthefly/read_transform.py
+++ b/junifer/onthefly/read_transform.py
@@ -110,7 +110,8 @@ def read_transform(
         # Apply function and store subject-wise
         output_list = []
         logger.debug(
-            f"Computing '{package}.{func_str}' for feature {feature_name} ..."
+            f"Computing '{package}.{func_str}' for feature "
+            f"{feature_name or feature_md5} ..."
         )
         for subject in range(stored_data["data"].shape[2]):
             output = func(
@@ -124,7 +125,8 @@ def read_transform(
         idx_df = pd.DataFrame(data=stored_data["element"])
         # Create multiindex from dataframe
         logger.debug(
-            f"Generating pandas.MultiIndex for feature {feature_name} ..."
+            "Generating pandas.MultiIndex for feature "
+            f"{feature_name or feature_md5} ..."
         )
         data_idx = pd.MultiIndex.from_frame(df=idx_df)
 
-- 
2.52.0


From 3f8febcc1a765e09588a38730eb5736575bffb5a Mon Sep 17 00:00:00 2001
From: Synchon Mandal <synchon@protonmail.com>
Date: Thu, 3 Aug 2023 11:52:32 +0200
Subject: [PATCH 3/3] chore: add changelog 248.change

---
 docs/changes/newsfragments/248.change | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 docs/changes/newsfragments/248.change

diff --git a/docs/changes/newsfragments/248.change b/docs/changes/newsfragments/248.change
new file mode 100644
index 000000000..55162a23f
--- /dev/null
+++ b/docs/changes/newsfragments/248.change
@@ -0,0 +1 @@
+Add ``feature_md5`` argument to :func:`.read_transform()` by `Synchon Mandal`_
-- 
2.52.0