- _loc4_ = bytearray()
- while encrypted_data:
- b = compat_ord(encrypted_data[0])
- _loc4_.extend([b // 16, b & 0x0f])
- encrypted_data = encrypted_data[1:]
+ _loc4_ = bytearray(2 * len(encrypted_data))
+ for idx, val in enumerate(encrypted_data):
+ b = compat_ord(val)
+ _loc4_[2 * idx] = b // 16
+ _loc4_[2 * idx + 1] = b % 16