Updated composite notebook (#1672)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: Gabefire

examples/exports/composite_mask_export.ipynb

@@ -35,20 +35,20 @@
         "\n",
         "Composite masks are a combination of mask instances grouped in a single mask URL. \n",
         "\n",
-        "The purpose of this demo is to demonstrate how to transition from exporting single masks to exporting composite masks. "
+        "This demo aims to demonstrate how to transition from exporting single masks to exporting composite masks. "
       ],
       "cell_type": "markdown"
     },
     {
       "metadata": {},
       "source": [
-        "## Imports"
+        "## Set up"
       ],
       "cell_type": "markdown"
     },
     {
       "metadata": {},
-      "source": "%pip install -q \"labelbox[data]\"",
+      "source": "%pip install -q --upgrade \"labelbox[data]\"",
       "cell_type": "code",
       "outputs": [],
       "execution_count": null
@@ -63,14 +63,14 @@
     {
       "metadata": {},
       "source": [
-        "## API Key and Client\n",
-        "See the developer guide for [creating an API key](https://docs.labelbox.com/reference/create-api-key)."
+        "## API key and client\n",
+        "Provide a valid API key below to properly connect to the Labelbox client. Please review [Create API key guide](https://docs.labelbox.com/reference/create-api-key) for more information."
       ],
       "cell_type": "markdown"
     },
     {
       "metadata": {},
-      "source": "API_KEY = \"\"\nclient = lb.Client(api_key=API_KEY)\nclient.enable_experimental = (\n    True  ## This is required if using the export() streamable method\n)",
+      "source": "API_KEY = None\nclient = lb.Client(api_key=API_KEY)",
       "cell_type": "code",
       "outputs": [],
       "execution_count": null
@@ -85,10 +85,10 @@
     {
       "metadata": {},
       "source": [
-        "#### Composite masks\n",
+        "### Composite masks\n",
         "**IMPORTANT :** The URL for the ```composite_mask``` from exports older than 30 days will no longer be accessible. To obtain a functional URL after this period, please generate a new export for the mask.\n",
-        "1. A single mask url contains all mask instances from a single label. For videos a composite mask contains all mask instances for the frame in each label. \n",
-        "2. The export and mask URL adhere to the following convention:\n",
+        "1. A composite URL contains all mask instances from a single label. For videos a composite mask contains all mask instances per frame in each label. \n",
+        "2. The export and mask URL adheres to the following convention:\n",
         "  - ***Image example***\n",
         "```json \n",
         "  {\n",
@@ -157,16 +157,8 @@
     {
       "metadata": {},
       "source": [
-        "---"
-      ],
-      "cell_type": "markdown"
-    },
-    {
-      "metadata": {},
-      "source": [
-        "#### Single mask instance:\n",
-        "We are planning on removing single mask instances, but for now they will be displayed adjecent to the composite mask.\n",
-        "1. A single mask instance and mask url is generated for each individual annotation for each label.\n",
+        "### Single mask instance:\n",
+        "1. A single mask instance and mask url is generated for each individual annotation per label.\n",
         "2. The export and mask URL adhere to the following convention:  \n",
         "```json\n",
         "      {\n",
@@ -183,7 +175,7 @@
     {
       "metadata": {},
       "source": [
-        "## Create an export from an Image project with mask annotations\n",
+        "## Create an export from a project with mask annotations\n",
         "To better showcase composite masks, make sure you have different mask tools and mask annotations in your project"
       ],
       "cell_type": "markdown"