Merge pull request #6772 from vladmandic/sha-calc-optimization
increase block size
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commit
ce13ced5dc
1 changed files with 2 additions and 1 deletions
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@ -34,9 +34,10 @@ def cache(subsection):
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def calculate_sha256(filename):
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def calculate_sha256(filename):
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hash_sha256 = hashlib.sha256()
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hash_sha256 = hashlib.sha256()
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blksize = 1024 * 1024
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with open(filename, "rb") as f:
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with open(filename, "rb") as f:
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for chunk in iter(lambda: f.read(4096), b""):
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for chunk in iter(lambda: f.read(blksize), b""):
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hash_sha256.update(chunk)
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hash_sha256.update(chunk)
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return hash_sha256.hexdigest()
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return hash_sha256.hexdigest()
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