day7.py

from collections import defaultdict
from pathlib import Path

prompt_data = "/home/chase/Downloads/input.txt"

with open(prompt_data) as fp:
    lines = fp.readlines()

cleaned=[]

for i in lines:
    if i.startswith("$ cd"):
        cleaned.append(i.strip().removeprefix("$ cd "))     
    elif i[0].isdigit():
        cleaned.append(i.split())

cleaned = [i for i in cleaned if i]
files = defaultdict(int)
current_dir=Path("/")

for i in cleaned:
    if i == "..":
        if current_dir.parents:
            current_dir = current_dir.parents[0]
    elif isinstance(i, str):
        current_dir = current_dir / i
    elif isinstance(i, list):
        files[ current_dir / i[1]] = int(i[0])


scores = defaultdict(int)

for k,v in files.items():
    for i in k.parents:
        scores[i] += v

# part 1
sum([v for v in scores.values() if v <= 100000])

min([v for v in scores.values() if v >= scores[Path('/')] - 40000000])