---
title: "Python equivalents"
---
def add1(x): return x+1
add1(3)

def logargs(f):
    "Print arguments to `f` before calling it"
    def _inner(*args, **kwargs):
        print(f"Received: {args=}; {kwargs=}")
        return f(*args, **kwargs)
    return _inner

def _mult2(x): return x*2
mult2 = logargs(_mult2)
mult2(3)

@logargs
def mult2(x): return x*2
mult2(3)

class logargs:
    def __init__(self, prefix='Received: '): self.prefix=prefix
    def __call__(self, f):        
        def _inner(*args, **kwargs):
            print(f"{self.prefix}{args=}; {kwargs=}")
            return f(*args, **kwargs)
        return _inner

def _add1(x): return x+1
o = logargs('Logging: ')
add1 = o(_add1)
add1(3)

@logargs('Logging: ')
def add1(x): return x+1
add1(3)

from functools import partial

def pow(x,y): return x**y
pow(3,2)

squared = partial(pow, y=2)
squared(3)