docs: add generated docs for Bundles

docs/bundles.rst

@@ -0,0 +1,6 @@
+Bundles
+~~~~~~~
+
+.. automodule:: google.cloud.firestore_bundle.bundle
+  :members:
+  :show-inheritance:

docs/index.rst

@@ -14,6 +14,7 @@ API Reference
   field_path
   query
   batch
+  bundles
   transaction
   transforms
   types

google/cloud/firestore_bundle/bundle.py

@@ -51,20 +51,22 @@ class FirestoreBundle:
 
     Usage:
 
-        from google.cloud.firestore import Client
+    .. code-block:: python
+
+        from google.cloud.firestore import Client, _helpers
         from google.cloud.firestore_bundle import FirestoreBundle
-        from google.cloud.firestore import _helpers
 
         db = Client()
         bundle = FirestoreBundle('my-bundle')
         bundle.add_named_query('all-users', db.collection('users')._query())
         bundle.add_named_query(
             'top-ten-hamburgers',
-            db.collection('hamburgers').limit(limit=10)._query(),
+            db.collection('hamburgers').limit(limit=10),
         )
         serialized: str = bundle.build()
 
-        # Store somewhere like your GCS for retrieval by a client SDK.
+        # Store somewhere like a Google Cloud Storage bucket for retrieval by
+        # a client SDK.
 
     Args:
         name (str): The Id of the bundle.
@@ -88,6 +90,8 @@ def add_document(self, snapshot: DocumentSnapshot) -> "FirestoreBundle":
 
         Example:
 
+        .. code-block:: python
+
             from google.cloud import firestore
 
             db = firestore.Client()
@@ -142,6 +146,8 @@ def add_named_query(self, name: str, query: BaseQuery) -> "FirestoreBundle":
 
         Example:
 
+        .. code-block:: python
+
             from google.cloud import firestore
 
             db = firestore.Client()
@@ -293,6 +299,8 @@ def build(self) -> str:
 
         Example:
 
+        .. code-block:: python
+
             from google.cloud import firestore
 
             db = firestore.Client()