def parse(self):
    operands = []
    while (not self.end):
        operand = self.getExpression(_break=';')
        if (operand is None):
            break
        operands.append(operand)
    if (len(operands) == 1):
        return operands[0]
    return Block(operands)
def parse(self):
    operands = []
    while (not self.end):
        operand = self.getExpression(_break=';')
        if (operand is None):
            break
        operands.append(operand)
    if (len(operands) == 1):
        return operands[0]
    return Block(operands)