Added ReadtheDocs documentation for the public API

- Reformatted the docstring to be compatible
- Added tests to make sure the documentation compiles properly
- Added sphinx as a pip requirement

Co-authored-by: Philip Paquette <pcpaquette@gmail.com>
Co-authored-by: notoraptor <stevenbocco@gmail.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/diplomacy/client/game_instances_set.py b/diplomacy/client/game_instances_set.py
index f8c22b9..fd50507 100644
--- a/diplomacy/client/game_instances_set.py
+++ b/diplomacy/client/game_instances_set.py
@@ -32,7 +32,9 @@ class GameInstancesSet():
 
     def __init__(self, game_id):
         """ Initialize a game instances set.
+
             :param game_id: game ID of game instances to store.
+            :type game_id: str
         """
         self.game_id = game_id
         self.games = weakref.WeakValueDictionary()  # {power name => NetworkGame}
@@ -60,6 +62,7 @@ class GameInstancesSet():
 
     def add(self, game):
         """ Add given game.
+
             :param game: a NetworkGame object.
             :type game: diplomacy.client.network_game.NetworkGame
         """