Joining pairs of elements of a list

Question

I know that a list can be joined to make one long string as in:

x = [\'a\', \'b\', \'c\', \'d\']
print \'\'.join(x)

Obviously this would ou

Answer 1

>>> lst =  ['abcd', 'e', 'fg', 'hijklmn', 'opq', 'r'] 
>>> print [lst[2*i]+lst[2*i+1] for i in range(len(lst)/2)]
['abcde', 'fghijklmn', 'opqr']