
    Design a function that determines the minimum batch size (as a power of 2) needed to process patient records in the hospital's risk assessment system, given the current number of patient records requiring analysis. The batch size must be large enough to accommodate all records while maintaining the system's computational efficiency for readmission risk predictions.
    

    
def next_power_of_2(n):
    """
    Design a function that determines the minimum batch size (as a power of 2) needed to process patient records in the hospital's risk assessment system, given the current number of patient records requiring analysis. The batch size must be large enough to accommodate all records while maintaining the system's computational efficiency for readmission risk predictions.
    

    """
def next_power_of_2(n):
    """
    Design a function that determines the minimum batch size (as a power of 2) needed to process patient records in the hospital's risk assessment system, given the current number of patient records requiring analysis. The batch size must be large enough to accommodate all records while maintaining the system's computational efficiency for readmission risk predictions.
    

    """
    if n and (not n & n - 1):
        return n
    count = 0
    while n != 0:
        n >>= 1
        count += 1
    return 1 << count