Add timers for no particular reason

2022/day13.py

@@ -1,5 +1,7 @@
 from helpers import *
+t0 = perf_counter_ns()
 list_pairs = [[eval(l) for l in pair.split('\n')] for pair in read_day(day).split('\n\n')]
+t1 = perf_counter_ns()
 
 def compare_lists(l1, l2) -> int:
 	for e1, e2 in zip(l1, l2):
@@ -39,6 +41,10 @@ def sort_all_and_find_dividers(list_pairs):
 	flat.sort(key=cmp_to_key(compare_lists))
 	return prod((flat.index(spacer) + 1 for spacer in spacers))
 
-
 print(f'Part 1: {count_ordered_pairs(list_pairs)}')
 print(f'Part 2: {sort_all_and_find_dividers(list_pairs)}')
+t2 = perf_counter_ns()
+
+print_time('Parsing', t1-t0)
+print_time('Computing', t2-t1)
+print_time('Full', t2-t0)

2022/helpers.py

@@ -2,6 +2,7 @@ from numpy.typing import ArrayLike
 import numpy as np
 from functools import cmp_to_key
 from math import prod
+from time import perf_counter_ns
 import re
 import requests
 import sys
@@ -40,6 +41,9 @@ def read_day(day: int) -> str:
 	with open(f'input/{day:02}', 'r') as file:
 		return file.read().strip()
 
+def print_time(name: str, ns: int):
+	print(f'{name} took {ns}ns = {ns/1000000:.2f}ms')
+
 dtype = np.int32
 directions_array = np.array([[1,0], [-1,0], [0,1], [0,-1]], dtype=dtype)
 directions_dict = {'R': directions_array[0], 'L': directions_array[1], 'D': directions_array[2], 'U': directions_array[3]}  # Positive down for visualization