moved everything related to python in the python

folder

python/src/logic/pieces/piece.py

@@ -0,0 +1,65 @@
+from logic.move import Move
+from logic.position import Position
+from enum import Enum
+
+
+class Colour(Enum):
+    WHITE = "white"
+    BLACK = "black"
+
+    def __str__(self) -> str:
+        return self.value
+
+class Piece:
+    def __init__(self, pos: Position, colour: Colour) -> None:
+        self.pos = pos
+        assert colour == Colour.WHITE or colour == Colour.BLACK, "The colour of the piece must be either Piece.WHITE or Piece.BLACK"
+        self.colour = colour
+
+    def letter(self):
+        return type(self).__name__[0].lower()
+
+    def keep_only_blocking(self, candidates: list[Move], board: "Board") -> list[Move]:
+        ret = []
+        for move in candidates:
+            board_after_move = board.make_move(move)
+            if not board_after_move.is_check_for(self.colour):
+                ret.append(move)
+        return ret
+
+    def _look_direction(self, board: "Board", mult_dx: int, mult_dy: int):
+        ret = []
+        for d in range(1, 8):
+            dx = mult_dx * d
+            dy = mult_dy * d
+
+            move = self._move_for_position(board, self.pos.x + dx, self.pos.y + dy)
+            if move is None:
+                break
+            ret.append(move)
+            if move.is_capturing:
+                break
+
+        return ret
+
+    def _move_for_position(self, board: "Board", x: int, y: int) -> Move | None:
+        if not Position.is_within_bounds(x, y):
+            return None
+        piece = board.piece_at(x, y) 
+
+        if piece is None:
+            return Move(self, Position(x, y))
+
+        if piece.colour != self.colour:
+            return Move(self, Position(x, y), is_capturing=True)
+        return None
+
+    def position(self) -> Position:
+        return self.pos
+
+    def move_to(self, pos: Position) -> "Piece":
+        ret = type(self)(pos, self.colour)
+        return ret
+
+    def legal_moves(self, board: "Board", / , looking_for_check = False) -> list["Move"]:
+        raise NotImplementedError(f"Can't say what the legal moves are for {type(self).__name__}, the method hasn't been implemented yet")