Add note to example about helper function

Author: FlorentinD

doc/modules/ROOT/pages/tutorials/graph-analytics-serverless-self-managed.adoc

@@ -59,11 +59,11 @@ import os
 
 from graphdatascience.session import AuraAPICredentials, GdsSessions
 
-# If your account is a member of several project, you must also specify the project ID to use
-
+# you can also use AuraAPICredentials.from_env() to load credentials from environment variables
 api_credentials = AuraAPICredentials(
     client_id=os.environ["CLIENT_ID"],
     client_secret=os.environ["CLIENT_SECRET"],
+    # If your account is a member of several project, you must also specify the project ID to use
     project_id=os.environ.get("PROJECT_ID", None),
 )
 
@@ -119,7 +119,8 @@ from datetime import timedelta
 
 from graphdatascience.session import DbmsConnectionInfo
 
-# Identify the Neo4j DBMS
+# Identify the AuraDB instance
+# you can also use DbmsConnectionInfo.from_env() to load credentials from environment variables
 db_connection = DbmsConnectionInfo(
     uri=os.environ["NEO4J_URI"],
     username=os.environ["NEO4J_USERNAME"],

doc/modules/ROOT/pages/tutorials/graph-analytics-serverless-standalone.adoc

@@ -58,11 +58,11 @@ import os
 
 from graphdatascience.session import AuraAPICredentials, GdsSessions
 
-# If your account is a member of several project, you must also specify the project ID to use
-
+# you can also use AuraAPICredentials.from_env() to load credentials from environment variables
 api_credentials = AuraAPICredentials(
     client_id=os.environ["CLIENT_ID"],
     client_secret=os.environ["CLIENT_SECRET"],
+    # If your account is a member of several project, you must also specify the project ID to use
     project_id=os.environ.get("PROJECT_ID", None),
 )
 

doc/modules/ROOT/pages/tutorials/graph-analytics-serverless.adoc

@@ -60,11 +60,11 @@ import os
 
 from graphdatascience.session import AuraAPICredentials, GdsSessions
 
-# If your account is a member of several project, you must also specify the project ID to use
-
+# you can also use AuraAPICredentials.from_env() to load credentials from environment variables
 api_credentials = AuraAPICredentials(
     client_id=os.environ["CLIENT_ID"],
     client_secret=os.environ["CLIENT_SECRET"],
+    # If your account is a member of several project, you must also specify the project ID to use
     project_id=os.environ.get("PROJECT_ID", None),
 )
 
@@ -111,6 +111,7 @@ from datetime import timedelta
 from graphdatascience.session import DbmsConnectionInfo
 
 # Identify the AuraDB instance
+# you can also use DbmsConnectionInfo.from_env() to load credentials from environment variables
 db_connection = DbmsConnectionInfo(
     uri=os.environ["NEO4J_URI"],
     username=os.environ["NEO4J_USERNAME"],

examples/graph-analytics-serverless-self-managed.ipynb

@@ -92,11 +92,11 @@
     "\n",
     "from graphdatascience.session import AuraAPICredentials, GdsSessions\n",
     "\n",
-    "# If your account is a member of several project, you must also specify the project ID to use\n",
-    "\n",
+    "# you can also use AuraAPICredentials.from_env() to load credentials from environment variables\n",
     "api_credentials = AuraAPICredentials(\n",
     "    client_id=os.environ[\"CLIENT_ID\"],\n",
     "    client_secret=os.environ[\"CLIENT_SECRET\"],\n",
+    "    # If your account is a member of several project, you must also specify the project ID to use\n",
     "    project_id=os.environ.get(\"PROJECT_ID\", None),\n",
     ")\n",
     "\n",
@@ -159,7 +159,8 @@
     "\n",
     "from graphdatascience.session import DbmsConnectionInfo\n",
     "\n",
-    "# Identify the Neo4j DBMS\n",
+    "# Identify the AuraDB instance\n",
+    "# you can also use DbmsConnectionInfo.from_env() to load credentials from environment variables\n",
     "db_connection = DbmsConnectionInfo(\n",
     "    uri=os.environ[\"NEO4J_URI\"],\n",
     "    username=os.environ[\"NEO4J_USERNAME\"],\n",

examples/graph-analytics-serverless-standalone.ipynb

@@ -93,11 +93,11 @@
     "\n",
     "from graphdatascience.session import AuraAPICredentials, GdsSessions\n",
     "\n",
-    "# If your account is a member of several project, you must also specify the project ID to use\n",
-    "\n",
+    "# you can also use AuraAPICredentials.from_env() to load credentials from environment variables\n",
     "api_credentials = AuraAPICredentials(\n",
     "    client_id=os.environ[\"CLIENT_ID\"],\n",
     "    client_secret=os.environ[\"CLIENT_SECRET\"],\n",
+    "    # If your account is a member of several project, you must also specify the project ID to use\n",
     "    project_id=os.environ.get(\"PROJECT_ID\", None),\n",
     ")\n",
     "\n",

examples/graph-analytics-serverless.ipynb

@@ -93,11 +93,11 @@
     "\n",
     "from graphdatascience.session import AuraAPICredentials, GdsSessions\n",
     "\n",
-    "# If your account is a member of several project, you must also specify the project ID to use\n",
-    "\n",
+    "# you can also use AuraAPICredentials.from_env() to load credentials from environment variables\n",
     "api_credentials = AuraAPICredentials(\n",
     "    client_id=os.environ[\"CLIENT_ID\"],\n",
     "    client_secret=os.environ[\"CLIENT_SECRET\"],\n",
+    "    # If your account is a member of several project, you must also specify the project ID to use\n",
     "    project_id=os.environ.get(\"PROJECT_ID\", None),\n",
     ")\n",
     "\n",
@@ -151,6 +151,7 @@
     "from graphdatascience.session import DbmsConnectionInfo\n",
     "\n",
     "# Identify the AuraDB instance\n",
+    "# you can also use DbmsConnectionInfo.from_env() to load credentials from environment variables\n",
     "db_connection = DbmsConnectionInfo(\n",
     "    uri=os.environ[\"NEO4J_URI\"],\n",
     "    username=os.environ[\"NEO4J_USERNAME\"],\n",