@staticmethod
def isAscii(_strIn):
    """
        Check if all characters in a string are ascii,

        @param _strIn: input string
        @type _strIn: python string
        @return: boolean
        @rtype: boolean
        """
    bIsAcii = True
    for i in _strIn:
        if ord(i) > 127:
            bIsAcii = False
            break
    return bIsAcii
