- Add docstring to facilitate doc generation for `fx workspace docker…

…ize` command

Signed-off-by: Shailesh Pant <[email protected]>

openfl/interface/workspace.py

@@ -402,6 +402,35 @@ def export_() -> str:
 )
 @pass_context
 def dockerize_(context, save, rebuild, revision):
+    """
+    Package the current workspace as a Docker image.
+
+    This function performs the following steps:
+    1. Exports the current workspace.
+    2. Builds the OpenFL base Docker image.
+    3. Builds the workspace Docker image based on the exported workspace.
+    4. Optionally saves the workspace Docker image as a tarball file.
+
+    Parameters:
+        context: The context object that provides access to shared information and methods,
+                 such as invoking other commands or accessing configuration settings.
+        save (bool): If True, saves the workspace Docker image as a tarball (`.tar`) file.
+        rebuild (bool): If True, forces a rebuild of the Docker images without using the cache.
+        revision (str): Specifies the OpenFL revision to use as a build argument in the Docker build process.
+
+    Returns:
+        None
+
+    Raises:
+        RuntimeError: If any of the Docker commands fail during execution.
+
+    Example:
+        To package the workspace and save the Docker image as a tarball:
+
+        ```python
+        dockerize_(context, save=True, rebuild=False, revision='main')
+        ```
+    """
     """Package current workspace as a Docker image."""
 
     # Docker build options