in sparkey/__init__.py [0:0]
def put(self, key, value):
"""Append the key-value pair to the log.
@param key: type must be bytes or string
@param value: type must be bytes or string
"""
self._assert_open()
key = _to_bytes(key, "key")
value = _to_bytes(value, "value")
_logwriter_put(self._log, len(key), key, len(value), value)