INNER CODE UNIT · Python

ComputeFileHash

DaemonEngine/Daemon · external_deps/cygtar.py:130

def ComputeFileHash(filepath):
  """Generate a sha1 hash for the file at the given path."""
  sha1 = hashlib.sha1()
  with open(filepath, 'rb') as fp:
    sha1.update(fp.read())
  return sha1.hexdigest()


def ReadableSizeOf(num):
  """Convert to a human readable number."""
  if num < 1024.0:
    return '[%5dB]' % num
  for x in ['B','K','M','G','T']:
     if num < 1024.0:
       return '[%5.1f%s]' % (num, x)
     num /= 1024.0
  return '[%dT]' % int(num)

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