feat(ray): support model image self-test (#180)

Because

- python cli needs to provide model image self-test function

This commit

- add `run` command to provide local self-test

instill/helpers/cli.py

@@ -6,6 +6,8 @@
 import shutil
 import subprocess
 import tempfile
+import time
+import uuid
 
 import ray
 import yaml
@@ -88,6 +90,27 @@ def cli():
         required=False,
     )
 
+    # run
+    run_parser = subcommands.add_parser("run", help="Run inference on model image")
+    run_parser.set_defaults(func=run)
+    run_parser.add_argument(
+        "name",
+        help="user and model namespace, in the format of <user-id>/<model-id>",
+    )
+    run_parser.add_argument(
+        "-t",
+        "--tag",
+        help="tag for the model image, default to `latest`",
+        default="latest",
+        required=False,
+    )
+    run_parser.add_argument(
+        "-i",
+        "--input",
+        help="inference input json",
+        required=True,
+    )
+
     args = parser.parse_args()
     args.func(args)
 
@@ -227,5 +250,68 @@ def push(args):
         Logger.i("[Instill Builder] Done")
 
 
+def run(args):
+    try:
+        name = uuid.uuid4()
+
+        Logger.i("[Instill Builder] Starting model image...")
+        subprocess.run(
+            [
+                "docker",
+                "run",
+                "--rm",
+                "-d",
+                "--name",
+                str(name),
+                f"{args.name}:{args.tag}",
+                "serve",
+                "run",
+                "_model:entrypoint",
+            ],
+            check=True,
+        )
+        time.sleep(10)
+        subprocess.run(
+            [
+                "docker",
+                "exec",
+                str(name),
+                "/bin/bash",
+                "-c",
+                "until serve status --name default | grep 'RUNNING: 1' > /dev/null; do sleep 1; done;",
+            ],
+            check=True,
+        )
+        Logger.i("[Instill Builder] Model running")
+        subprocess.run(
+            [
+                "docker",
+                "exec",
+                str(name),
+                "python",
+                "-m",
+                "instill.helpers.test",
+                "-i",
+                args.input,
+            ],
+            check=True,
+        )
+        subprocess.run(
+            [
+                "docker",
+                "stop",
+                str(name),
+            ],
+            check=True,
+        )
+    except subprocess.CalledProcessError:
+        Logger.e("[Instill Builder] Run failed")
+    except Exception as e:
+        Logger.e("[Instill Builder] Prepare failed")
+        Logger.e(e)
+    finally:
+        Logger.i("[Instill Builder] Done")
+
+
 if __name__ == "__main__":
     cli()

instill/helpers/const.py

@@ -2,7 +2,6 @@
 from enum import Enum
 from typing import Any, Dict, List, Union
 
-import numpy as np
 from PIL import Image
 
 PROMPT_ROLES = ["user", "assistant", "system"]
@@ -40,7 +39,7 @@ class ConversationInput:
 
 class ConversationMultiModelInput:
     conversation: List[Union[Dict[str, Union[str, Dict[str, str]]]]]
-    prompt_images: Union[List[np.ndarray], None] = None
+    prompt_images: Union[List[Image.Image], None] = None
     max_new_tokens: int = 100
     temperature: float = 0.8
     top_k: int = 1
@@ -60,7 +59,7 @@ class TextToImageInput:
 
 class ImageToImageInput:
     prompt = ""
-    prompt_image: Union[np.ndarray, None] = None
+    prompt_image: Union[Image.Image, None] = None
     steps: int = 5
     cfg_scale: float = 7.5
     seed: int = 0