compare_paths.py

import os
import hashlib

def getHashes(folder):
    hashes = {}
    for root, dirs, files in os.walk(folder):
        for file in files:
            filepath = os.path.join(root,file)
            hash_md5 = hashlib.md5()
            with open(filepath, "rb") as f:
                for chunk in iter(lambda: f.read(4096), b""):
                    hash_md5.update(chunk)
            hashes[hash_md5.hexdigest()] = filepath
    return hashes

left = getHashes("/home/pi/Downloads")
right = getHashes("/home/pi/Downloads")

for hsh, filepath in left.items():
    if hsh in right:
        print("Match:", filepath)