# Release 2.18.0

## TensorFlow

### Breaking Changes

* `tf.lite`
    * C API:

2FA2          ; mapped                 ; 9091          # 3.0  KANGXI RADICAL CITY
2FA3          ; mapped                 ; 9149          # 3.0  KANGXI RADICAL WINE
2FA4          ; mapped                 ; 91C6          # 3.0  KANGXI RADICAL DISTINGUISH
2FA5          ; mapped                 ; 91CC          # 3.0  KANGXI RADICAL VILLAGE

"crypto/internal/fips140/hmac" ) // hmacDRBG is an SP 800-90A Rev. 1 HMAC_DRBG. // // It is only intended to be used to generate ECDSA nonces. Since it will be // instantiated ex-novo for each signature, its Generate function will only be // invoked once or twice (only for P-256, with probability 2⁻³²). // // Per Table 2, it has a reseed interval of 2^48 requests, and a maximum request // size of 2^19 bits (2^16 bytes, 64 KiB). type hmacDRBG struct { newHMAC func(key []byte) *hmac.HMAC hK *hmac.HMAC V []byte...