add helper for export models via optimum cli (#2471)

utils/cmd_helper.py

@@ -1,6 +1,8 @@
 import subprocess  # nosec - disable B404:import-subprocess check
 import sys
 from pathlib import Path
+from typing import Dict
+import platform
 
 
 def clone_repo(repo_url: str, revision: str = None, add_to_sys_path: bool = True) -> Path:
@@ -19,3 +21,20 @@ def clone_repo(repo_url: str, revision: str = None, add_to_sys_path: bool = True
         sys.path.insert(0, str(repo_path))
 
     return repo_path
+
+
+def optimum_cli(model_id, output_dir, show_command=True, additionl_args: Dict[str, str] = None):
+    export_command = f"optimum-cli export openvino --model {model_id} {output_dir}"
+    if additionl_args is not None:
+        for arg, value in additionl_args.items():
+            export_command += f" --{arg}"
+            if value:
+                export_command += f" {value}"
+
+    if show_command:
+        from IPython.display import Markdown, display
+
+        display(Markdown("**Export command:**"))
+        display(Markdown(f"`{export_command}`"))
+
+    subprocess.run(export_command.split(" "), shell=(platform.system() == "Windows"), check=True)