Fix code block formatting in docs

Fix broken code-block directives in method docs.

pyryver/ryver.py

@@ -183,7 +183,9 @@ async def get_object(self, obj_type: typing.Union[str, type], obj_id: int = None
 
         With this method, you can get objects by properties other than ID. The following
         example gets one or more objects by display name:
+
         .. code-block:: python
+
            # Note that this will return an array, even if there is only 1 result
            user = await ryver.get_object(pyryver.User, filter=f"displayName eq '{name}'")
 

pyryver/ryver_ws.py

@@ -429,7 +429,9 @@ def on_connection_loss(self, func: typing.Callable[[], typing.Awaitable]):
 
         A simple but typical implementation is shown below for applications that do not
         wish to recover:
+
         .. code-block:: python
+
            async with ryver.get_live_session() as session:
                @session.on_connection_loss
                async def on_connection_loss():
@@ -572,7 +574,8 @@ def typing(self, to_chat: Chat) -> RyverWSTyping:
         Useful for wrapping long running operations to make sure the typing indicator
         is kept, like:
 
-        .. code:: python3
+        .. code-block:: python
+
            async with session.typing(chat):
                print("do something silly")
                await asyncio.sleep(4)

pyryver/util.py

@@ -106,7 +106,9 @@ async def retry_until_available(action: typing.Callable[..., typing.Awaitable[_T
 
     For example, this snippet will try to get a message from a chat by ID with a timeout
     of 5 seconds, retrying after 1 second if a 404 occurs:
+
     .. code-block:: python
+
        message = await pyryver.retry_until_available(chat.get_message, message_id, timeout=5.0, retry_delay=1.0)
 
     .. note::