diff --git a/src/input/__init__.py b/src/input/__init__.py
index e69de29..e604b16 100644
--- a/src/input/__init__.py
+++ b/src/input/__init__.py
@@ -0,0 +1,12 @@
+# __init__.py
+
+import logging
+from datetime import datetime
+
+# Configure logging
+logging.basicConfig(
+    format='%(asctime)s : %(message)s',
+    level = logging.INFO
+)
+
+logging.info("freq-split-enhance/input package has been imported.")
\ No newline at end of file
diff --git a/src/preprocessing/__init__.py b/src/preprocessing/__init__.py
new file mode 100644
index 0000000..b345187
--- /dev/null
+++ b/src/preprocessing/__init__.py
@@ -0,0 +1,12 @@
+# __init__.py
+
+import logging
+from datetime import datetime
+
+# Configure logging
+logging.basicConfig(
+    format='%(asctime)s : %(message)s',
+    level = logging.INFO
+)
+
+logging.info("freq-split-enhance/preprocessing package has been imported.")
\ No newline at end of file
diff --git a/src/preprocessing/normalize.py b/src/preprocessing/normalize.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/preprocessing/trim.py b/src/preprocessing/trim.py
new file mode 100644
index 0000000..e69de29