1. 解释“'filter' object is not subscriptable”这个错误的含义 “'filter' object is not subscriptable”这个错误意味着你尝试对一个filter对象进行下标访问(例如,使用filter_object[index]),但filter对象并不支持这种操作。在Python中,filter函数返回一个迭代器,而不是列表或其
not available, the first available filesystem version. fallback_theme = next(filter(lambda x: x.__name__ == theme.__name__, self.availableThemes)) theme = next(filter(lambda x: x.__name__ == theme.__name__, self.zodbThemes), fallback_theme) override = theme is not fallback_...
**req.view_args) File "/Users/infinitewarp/Documents/code/poketrainer/web.py", line 152, in status config = init_config(username) File "/Users/infinitewarp/Documents/code/poketrainer/web.py", line 58, in init_config return filtered_data[0] TypeError: 'filter' object is not subscriptable...
output = filter(is_palindrome, range(1, 1000)) print(list(output)) 1. 2. 3. 4. 5. 解读 回文正序和逆序是相同的 。 str(n)必须要有 改成n == n[::-1]后报错如下: return n==n[::-1] TypeError: 'int' object is not subscriptable str字符串有可以切片操作,而int不行 1. 2. 3. 4...