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fix inconsistency in pawn promotion code #5

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fix inconsistency in pawn promotion code #5

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9 changes: 6 additions & 3 deletions src/chess_board.py
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Original file line number Diff line number Diff line change
Expand Up @@ -514,7 +514,10 @@ def move_rules_K(self):
next_positions.append((7,6))
return next_positions

def move_piece(self,initial_position,final_position,promoted_piece="Q"):
def move_piece(self,initial_position,final_position,promoted_piece="queen"):
promoted_piece=promoted_piece[:1].lower()
if promoted_piece=="k":
promoted_piece="n"
if self.player == 0:
promoted = False
i, j = initial_position
Expand All @@ -533,8 +536,8 @@ def move_piece(self,initial_position,final_position,promoted_piece="Q"):
self.en_passant = j; self.en_passant_move = self.move_count
if abs(y-j) == 1 and self.current_board[i,j] == " ": # En passant capture
self.current_board[i+1,j] = " "
if i == 0 and promoted_piece in ["R","B","N","Q"]:
self.current_board[i,j] = promoted_piece
if i == 0 and promoted_piece in ["r","b","n","q"]:
self.current_board[i,j] = promoted_piece.upper()
promoted = True
if promoted == False:
self.current_board[i,j] = piece
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