[英]UnboundLocalError: local variable 'truebomb' referenced before assignment
[英]UnboundLocalError - variable referenced before assignment
我有以下 function 需要帮助调试。 我收到一条错误消息
“在 checkValidMove i UnboundLocalError 中:赋值前引用了局部变量‘i’”
我怎样才能解决这个问题? 请参阅下面的 function。 谢谢!
def checkValidMove(board, row, col, tile):
#check if spot is valid to place tile at
#check the row first
for i in range(col -1, -1, -1):
if board[row][i] == '.':
break
left = i + 1 <--- **ERROR HERE**
for i in range(col + 1, len(board[0])):
if board[row][i] == '.':
break
right = i - 1
rowTotal = 0
for i in range(left, right + 1):
rowTotal += int(board[row][i])
if not multipleOfFiveCheck(rowTotal + int(tile)):
return False
#check columns
for i in range(row -1, -1, -1):
if board[i][col] == '.':
break
up = i + 1
for i in range(row + 1, len(board)):
if board[i][col] == '.':
break
down = i - 1
colTotal = 0
for i in range(up, down + 1):
colTotal += int(board[i][col])
if not multipleOfFiveCheck(colTotal + int(tile)):
return False
return True
我假设既然你想访问i
的值,它应该在适当的循环下正确缩进。
for i in range(col -1, -1, -1):
if board[row][i] == '.':
break
left = i + 1
(对其他人做同样的事情)
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