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Merge pull request #6772 from vladmandic/sha-calc-optimization

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increase block size
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AUTOMATIC1111 2023-01-15 19:09:46 +03:00 committed by GitHub
commit ce13ced5dc
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1 changed files with 2 additions and 1 deletions
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modules/hashes.py
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@ -34,9 +34,10 @@ def cache(subsection):
def calculate_sha256(filename): def calculate_sha256(filename):
hash_sha256 = hashlib.sha256() hash_sha256 = hashlib.sha256()
blksize = 1024 * 1024
with open(filename, "rb") as f: with open(filename, "rb") as f:
for chunk in iter(lambda: f.read(4096), b""): for chunk in iter(lambda: f.read(blksize), b""):
hash_sha256.update(chunk) hash_sha256.update(chunk)
return hash_sha256.hexdigest() return hash_sha256.hexdigest()