Sorting is simplified in Python with sorted(). You can even sort with complex rules.
In situations where you have a list of objects and have to retrieve then in random order, dictionaries can act as lookup tables. This tip is not very obvious, hence this explanation: This method employs a iterator looping through the list of users every time we have to find a user, which means we have…… Continue reading Python Tip #8 – reducing looping by using dicts
Sometimes we have to deal with external objects and their attributes. getattr() can save you at those times.
Merge or combine dictionaries ** is the unpacking operator
Check for existence of a key in dictionary and retrieve its value if present.
What if you want to find the first item that matches the condition instead of getting a list of items? next() is a built in function which is not that well known.
Selecting elements from a list that satisfy a condition