Add utility functions add_project_path_to_sys_path() to set up path to DIMA's modules dynamically.

notebooks/nbutils.py

@@ -0,0 +1,16 @@
+import sys
+import os
+
+def add_project_path_to_sys_path():
+    """
+    Adds the project path (root directory containing the package) to sys.path.
+    """
+    # Determine the root directory (project_root, which contains 'dima')
+    notebook_dir = os.getcwd()  # Current working directory (assumes running from notebooks/)
+    project_path = os.path.normpath(os.path.join(notebook_dir, ".."))  # Move up to project root
+
+    if project_path not in sys.path:  # Avoid duplicate entries
+        sys.path.append(project_path)
+
+if __name__ == "__main__":
+    add_project_path_to_sys_path()