Find An Element In A List Of Tuples In Python

I have the following list of tuples. [('rel', 'dns-prefetch'), ('href', 'http://g-ecx.images-amazon.com')] [('rel', 'dns-prefetch'), ('href', 'http://z-ecx.images-amazon.com')]

Solution 1:

You can use in to test membership:

>>> for attr in attrs:
...   if ('href', 'http://fls-na.amazon.com') in attr:
...     print attr
...
[('rel', 'dns-prefetch'), ('href', 'http://fls-na.amazon.com')]