[cli] support no config file (#84)

* Fix typos for CLI

* temporary workaround to set up the openai key

* fix format

skyagi/src/skyagi/cli.py

@@ -177,6 +177,10 @@ def run():
     answers = inquirer.prompt(questions=questions)
     settings.model = load_model_setting(answers["llm-model"])
 
+    openai_key = config.load_openai_token()
+    if os.getenv("OPENAI_API_KEY") is None:
+        os.environ["OPENAI_API_KEY"] = openai_key
+
     # Model initialization verification
     res = util.verify_model_initialization(settings)
     if res != "OK":

skyagi/src/skyagi/model.py

@@ -1,4 +1,4 @@
-from typing import Dict, Type, List
+from typing import Dict, List, Type
 
 from langchain import chat_models, embeddings, llms
 from langchain.embeddings.base import Embeddings

skyagi/src/skyagi/settings.py

@@ -1,5 +1,5 @@
 from pathlib import Path
-from typing import Any, Dict, Type, List
+from typing import Any, Dict, List, Type
 
 from pydantic import BaseModel, BaseSettings, Extra
 
@@ -9,9 +9,12 @@ def json_config_settings_source(settings: BaseSettings) -> Dict[str, Any]:
 
     # Load settings from JSON config file
     config_dir = Path(Path.home(), ".skyagi")
-    if not config_dir.exists():
-        return ""
     config_file = Path(config_dir, "config.json")
+    if not config_dir.exists() or not config_file.exists():
+        print("[Error] Please config skyagi first by running `skyagi config --help`")
+        import sys
+
+        sys.exit(-1)
     return load_json(config_file)