Comprehensions are currently compiled as nested functions, which provides isolation of the comprehension’s iteration variable, but is inefficient at runtime. This PEP proposes to inline list, dictionary, and set comprehensions into the code where they are defined, and provide the expected isolation by pushing/popping clashing locals on the stack.
Last: F Strings will support some common use cases that broke interpolation in the past, like f'{ myDict['myKey'] }' and f"{'n'.join(a)}"
Sea life abstraction in blue and yellow. Waves, shore, sand, fish, sea creatures, monsters, rivulets and splashes of water. Give this abstract a few moments of your time and see what you discover.