mv demo nbs into src folder and add fn for cloning to current dir

Signed-off-by: Kevin <[email protected]>

Author: KPostOffice

src/codeflare_sdk/__init__.py

@@ -19,6 +19,7 @@
 from .job import RayJobClient
 
 from .utils import generate_cert
+from .utils.demos import clone_demo_nbs
 
 from importlib.metadata import version, PackageNotFoundError
 

demo-notebooks/additional-demos/hf_interactive.ipynb renamed to src/codeflare_sdk/demo-notebooks/additional-demos/hf_interactive.ipynb

@@ -0,0 +1,27 @@
+import pathlib
+import shutil
+
+package_dir = pathlib.Path(__file__).parent.parent.resolve()
+demo_dir = f"{package_dir}/demo-notebooks"
+
+
+def clone_demo_nbs(dir: str = "./demo-notebooks", overwrite: bool = False):
+    """
+    Copy the demo notebooks from the package to the current working directory
+
+    overwrite=True will overwrite any files that exactly match files written by clone_demo_nbs in the target directory.
+    Any files that exist in the directory that don't match these values will remain untouched.
+
+    Args:
+        dir (str): The directory to copy the demo notebooks to. Defaults to "./demo-notebooks". overwrite (bool):
+        overwrite (bool): Whether to overwrite files in the directory if it already exists. Defaults to False.
+    Raises:
+        FileExistsError: If the directory already exists.
+    """
+    # does dir exist already?
+    if overwrite is False and pathlib.Path(dir).exists():
+        raise FileExistsError(
+            f"Directory {dir} already exists. Please remove it or provide a different location."
+        )
+
+    shutil.copytree(demo_dir, dir, dirs_exist_ok=True)