Update lab_0_explore_and_use_models.ipynb

Author: crpietschmann

Labs/lab_0_explore_and_use_models.ipynb

@@ -52,25 +52,18 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "When using the OpenAI client library, the `key` and `endpoint` for the Azure OpenAI service will be needed. This will enable the application to make API calls against the Azure OpenAI service.\n",
+    "When using the OpenAI client library, the Azure OpenAI `key` and `endpoint` for the service are needed. In this case, ensure the Azure OpenAI `key` and `endpoint` is located in a `.env` file in the root of this project, you will need to create this file. The `.env` file should contain the following values (replace the value with your own `key` and `endpoint`):\n",
     "\n",
-    "It is helpful to set these as environment variables, then reference those environment variables from code.\n",
+    "AOAI_ENDPOINT = \"https://<resource>.openai.azure.com/\"\n",
     "\n",
-    "Here's an example of this using the recommended environment variable names:\n",
-    "\n",
-    "```bash\n",
-    "// Azure OpenAI Key\n",
-    "export AOAI_KEY=\"REPLACE_WITH_YOUR_KEY_VALUE_HERE\"\n",
-    "// Azure OpenAI Endpoint\n",
-    "export AOAI_ENDPOINT=\"REPLACE_WITH_YOUR_ENDPOINT_HERE\"\n",
-    "```"
+    "AOAI_KEY = \"<key>\"\n"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Include the following imports in the python code so the app can use the OpenAI library, as well as `os` to access the environment variables."
+    "The following imports are neded in python so the app can use the OpenAI library, as well as `os` to access the environment variables, and `dotenv` is used here to load environment variables from the `.env` file."
    ]
   },
   {
@@ -119,6 +112,13 @@
     ")"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "> **Note**: The `api_version` is included to specify the API version for calls to the Azure OpenAI service."
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},
@@ -152,6 +152,13 @@
     "\n",
     "print(chatResponse.choices[0].message.content)"
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "> **Note**: The [`openai` Python library documentation](https://platform.openai.com/docs/guides/text-generation/chat-completions-api) has further information on making Chat Completion calls to the service."
+   ]
   }
  ],
  "metadata": {