gistfile1.txt

asmaps@asmaps-x240 ~/tmp % cat test.py
d = {
    'bla': [['a', 'b', 'bla', 'c'], ['d', 'e', 'bla']],
    'foo': [['a', 'b', 'foo', 'c'], ['d', 'e', 'foo']],
}

for key, value in d.iteritems():
    for l in value:
        l.remove(key)

print(d)
asmaps@asmaps-x240 ~/tmp % python test.py
{'foo': [['a', 'b', 'c'], ['d', 'e']], 'bla': [['a', 'b', 'c'], ['d', 'e']]}