This PEP outlines Python’s backwards compatibility policy.| Python Enhancement Proposals (PEPs)
Source code: Lib/profile.py and Lib/pstats.py Introduction to the profilers: cProfile and profile provide deterministic profiling of Python programs. A profile is a set of statistics that describes...| Python documentation
In order to perform well, virtual machines for dynamic languages must specialize the code that they execute to the types and values in the program being run. This specialization is often associated with “JIT” compilers, but is beneficial even without ma...| Python Enhancement Proposals (PEPs)