Keys in dictionaries. A Python dictionary key can be nearly any Python object. I say “nearly” because the object in question must be hashable, meaning that it must have a hash value (the ...

Find duplicates in a Python list. The trivial way to solve this problem is to scan each element of the list against every other element in the list. This will undoubtedly return the correct answer, ...

The newly approved Python Enhancement Proposal 751 gives Python a standard lock file format for specifying the dependencies of projects. Here’s the what, why, and when.