-from hashlib import sha1
-from django.core.files.uploadedfile import UploadedFile
-
-
-class ExistingFile(UploadedFile):
-
- def __init__(self, path, *args, **kwargs):
- self.path = path
- return super(ExistingFile, self).__init__(*args, **kwargs)
-
- def temporary_file_path(self):
- return self.path
-
- def close(self):
- pass
-
-
-def sha1_file(f):
- sha = sha1()
- for piece in iter(lambda: f.read(1024*1024), ''):
- sha.update(piece)
- return sha.hexdigest()