python regex: variable length of positive lookbehind assertion

[Marko Rauhamaa]

Jussi Piitulainen <jussi.piitulainen at helsinki.fi>:

> alister writes:
>
>> On Tue, 14 Jun 2016 20:28:24 -0700, Yubin Ruan wrote:
>>> Given a string like this:
>>> 
>>>     >>>string = "false_head <a>aaa</a> <a>bbb</a> false_tail \
>>>              true_head some_text_here <a>ccc</a> <a>ddd</a> <a>eee</a>
>>>              true_tail"
>>>
>>> I want to match the all the text surrounded by those "<a> </a>",
>>> [...]
>>
>> don't try to use regex to parse html it wont work reliably
>> [...]
>
> Nothing in the question indicates that the data is HTML.

And nothing in alister's answer suggests that.


Marko