Top-rated recipes tagged "contain" Code RecipesList comparison, difference and more using set & frozenset (Python) 2012-11-01T10:30:58-07:00Scott S-Allen <p style="color: grey"> Python recipe 578310 by <a href="/recipes/users/4181178/">Scott S-Allen</a> (<a href="/recipes/tags/compare/">compare</a>, <a href="/recipes/tags/contain/">contain</a>, <a href="/recipes/tags/difference/">difference</a>, <a href="/recipes/tags/lambda/">lambda</a>, <a href="/recipes/tags/list/">list</a>, <a href="/recipes/tags/remove/">remove</a>, <a href="/recipes/tags/set/">set</a>, <a href="/recipes/tags/union/">union</a>). </p> <p>Python has a powerful suite of tools for comparing lists by way of sets and frozensets. Here are a few examples and conveniences that many newcomers, even a few seasoned developers, are unaware.</p>