code: func (s *Session) Float32(key string) float32 {
  	s.RLock()
  	defer s.RUnlock()
  
  	v, ok := s.data[key]
  	if !ok {
  		return 0
  	}
  
  	value, ok := v.(float32)
  	if !ok {
  		return 0
  	}
  	return value
  }
docs: // Float32 returns the value associated with the key as a float32.