print(re.match(".{2,6}?c","cc cc cc").span())
时间: 2024-05-22 19:13:16 浏览: 5
As an AI language model, I cannot see any error or problem with the given code. But, the output of the code will depend on the version of Python you are running.
If you are using Python 3.x, the output will be: (0, 3)
If you are using Python 2.x, the output will be: (0, 2)
This code is using the `re` module to search for a pattern in a string. The pattern is `.{2,6}?c`, which means:
- `.` matches any character
- `{2,6}` matches between 2 and 6 of the previous character (in this case, `.`)
- `?` makes the previous quantifier lazy, meaning it will match as few characters as possible to satisfy the pattern
- `c` matches the character "c"
So, the pattern is looking for any sequence of characters between 2 and 6 characters long, followed by a "c". In the given string "cc cc cc", the first 3 characters match the pattern, so the output is the span of those characters (0, 3).