Linting

shenzhen_solitaire/board.py

@@ -78,7 +78,6 @@ class Board:
                 result <<= 5
                 result |= card.identifier()
 
-
         result <<= 1
         if self.flower_gone:
             result |= 1
@@ -87,7 +86,8 @@ class Board:
             result <<= 4
             result |= goal_count
 
-        # Max stack size is 13 (4 random cards from the start, plus a stack from 9 to 1]
+        # Max stack size is 13
+        # (4 random cards from the start, plus a stack from 9 to 1)
         # So 4 bits are sufficient
         for stack in self.field:
             assert len(stack) == len(stack) & 0b1111

shenzhen_solitaire/board_actions.py

@@ -83,10 +83,15 @@ class MoveAction:
     source_id: int
     destination_id: int
 
-    def _shift(self, action_board: board.Board, source: int, dest: int) -> None:
+    def _shift(
+            self,
+            action_board: board.Board,
+            source: int,
+            dest: int) -> None:
         """Shift a card from the field id 'source' to field id 'dest'"""
 
-        for stack_offset, card in enumerate(self.cards, start=-len(self.cards)):
+        for stack_offset, card in enumerate(
+                self.cards, start=-len(self.cards)):
             assert action_board.field[source][stack_offset] == card
 
         if action_board.field[dest]:
@@ -102,7 +107,8 @@ class MoveAction:
             if dest_card.number != self.cards[0].number + 1:
                 raise AssertionError()
 
-        action_board.field[source] = action_board.field[source][: -len(self.cards)]
+        action_board.field[source] = action_board.field[
+            source][:-len(self.cards)]
         action_board.field[dest].extend(self.cards)
 
     def apply(self, action_board: board.Board) -> None:
@@ -143,7 +149,8 @@ class DragonKillAction:
 
     def undo(self, action_board: board.Board) -> None:
         """Undo action"""
-        assert action_board.bunker[self.destination_bunker_id] == (self.dragon, 4)
+        assert action_board.bunker[self.destination_bunker_id] == (
+            self.dragon, 4)
         assert len(self.source_stacks) == 4
         for position, index in self.source_stacks:
             if position == board.Position.Field:
@@ -164,7 +171,8 @@ class HuaKillAction:
     def apply(self, action_board: board.Board) -> None:
         """Do action"""
         assert not action_board.flower_gone
-        assert action_board.field[self.source_field_id][-1] == board.SpecialCard.Hua
+        assert (action_board.field[self.source_field_id][-1]
+                == board.SpecialCard.Hua)
         action_board.field[self.source_field_id].pop()
         action_board.flower_gone = True
 
@@ -175,4 +183,5 @@ class HuaKillAction:
         action_board.flower_gone = False
 
 
-Action = Union[MoveAction, DragonKillAction, HuaKillAction, BunkerizeAction, GoalAction]
+Action = Union[MoveAction, DragonKillAction,
+               HuaKillAction, BunkerizeAction, GoalAction]

shenzhen_solitaire/board_possibilities.py

@@ -30,7 +30,8 @@ def possible_dragonkill_actions(
         possible_dragons = new_possible_dragons
 
     for dragon in possible_dragons:
-        bunker_dragons = [i for i, d in enumerate(search_board.bunker) if d == dragon]
+        bunker_dragons = [i for i, d in
+                          enumerate(search_board.bunker) if d == dragon]
         field_dragons = [
             i for i, f in enumerate(search_board.field) if f if f[-1] == dragon
         ]
@@ -45,7 +46,8 @@ def possible_dragonkill_actions(
             ][0]
 
         source_stacks = [(board.Position.Bunker, i) for i in bunker_dragons]
-        source_stacks.extend([(board.Position.Field, i) for i in field_dragons])
+        source_stacks.extend([(board.Position.Field, i)
+                              for i in field_dragons])
 
         yield board_actions.DragonKillAction(
             dragon=dragon,
@@ -58,7 +60,9 @@ def possible_bunkerize_actions(
         search_board: board.Board
 ) -> Iterator[board_actions.BunkerizeAction]:
     """Enumerates all possible card moves from the field to the bunker"""
-    open_bunker_list = [i for i, x in enumerate(search_board.bunker) if x is None]
+    open_bunker_list = [
+        i for i, x in enumerate(
+            search_board.bunker) if x is None]
 
     if not open_bunker_list:
         return
@@ -68,7 +72,10 @@ def possible_bunkerize_actions(
         if not stack:
             continue
         yield board_actions.BunkerizeAction(
-            card=stack[-1], source_id=index, destination_id=open_bunker, to_bunker=True
+            card=stack[-1],
+            source_id=index,
+            destination_id=open_bunker,
+            to_bunker=True
         )
 
 
@@ -92,7 +99,10 @@ def possible_debunkerize_actions(
             if other_stack[-1].number != card.number + 1:
                 continue
             yield board_actions.BunkerizeAction(
-                card=card, source_id=index, destination_id=other_index, to_bunker=False
+                card=card,
+                source_id=index,
+                destination_id=other_index,
+                to_bunker=False
             )
 
 
@@ -155,7 +165,8 @@ def _get_cardstacks(search_board: board.Board) -> List[List[board.Card]]:
 def possible_field_move_actions(
         search_board: board.Board
 ) -> Iterator[board_actions.MoveAction]:
-    """Enumerate all possible move actions from one field stack to another field stack"""
+    """Enumerate all possible move actions
+    from one field stack to another field stack"""
     for index, stack in enumerate(_get_cardstacks(search_board)):
         if not stack:
             continue
@@ -170,7 +181,8 @@ def possible_field_move_actions(
                 )
 
 
-def possible_actions(search_board: board.Board) -> Iterator[board_actions.Action]:
+def possible_actions(
+        search_board: board.Board) -> Iterator[board_actions.Action]:
     """Enumerate all possible actions on the current search_board"""
     yield from possible_huakill_action(search_board)
     yield from possible_dragonkill_actions(search_board)