*   The random-number-generating ops in the `tf.random` module when the
            global random seed has not yet been set (via `tf.random.set_seed`).
            Throws `RuntimeError` from Python or `InvalidArgument` from C++
        *   `tf.compat.v1.get_seed` if the global random seed has not yet been
            set (via `tf.random.set_seed`). Throws `RuntimeError` from Python or

entropy.Depleted(func(seed *[48]byte) { c = NewCounter(seed) }) return c }, } // Read fills b with cryptographically secure random bytes. In FIPS mode, it // uses an SP 800-90A Rev. 1 Deterministic Random Bit Generator (DRBG). // Otherwise, it uses the operating system's random number generator. func Read(b []byte) { if !fips140.Enabled { sysrand.Read(b) return } // At every read, 128 random bits from the operating system are mixed as // additional input, to make the output as strong as non-FIPS randomness....