python SyntaxError: EOL while scanning string literal问题

• problem code:

data_dir= 'D:\data Competition\Titanic\'
# 加载 train 和 test 数据集
train=pd.read_csv(os.path.join(data_dir,'input/train.csv'))
test=pd.read_csv(os.path.join(data_dir,'input/test.csv'))

• solve:

data_dir= 'D:\data Competition\Titanic/'
# 加载 train 和 test 数据集
train=pd.read_csv(os.path.join(data_dir,'input/train.csv'))
test=pd.read_csv(os.path.join(data_dir,'input/test.csv'))