| import hashlib | |
| import binascii | |
| def sha1string(s): | |
| "Return the sha1 hash of the string s" | |
| return hashlib.sha1(s).digest() | |
| def b64(s): | |
| "Return s base64 encoded, with tailing whitespace and = removed" | |
| return binascii.b2a_base64(s).rstrip("=\n") | |
| def b64sha1sum(s): | |
| "Returns the base64 encoded version of the sha1sum of s" | |
| return b64(sha1string(s)) |