Basic demonstration of the lambda/def equivalence in Python

python-session.txt

[simpson@harley ~/nixpkgs] 2 ( ^^) $ nix-shell -p python3

[nix-shell:~/nixpkgs]$ python
Python 3.8.8 (default, Feb 19 2021, 11:04:50) 
[GCC 10.2.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> from dis import dis
>>> def f(x): return x + x
... 
>>> g = lambda x: x + x
>>> 
>>> dis(f)
  1           0 LOAD_FAST                0 (x)
              2 LOAD_FAST                0 (x)
              4 BINARY_ADD
              6 RETURN_VALUE
>>> dis(g)
  1           0 LOAD_FAST                0 (x)
              2 LOAD_FAST                0 (x)
              4 BINARY_ADD
              6 RETURN_VALUE
>>>