检查工作簿中的VBA项目是否已签名
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您可以通过Microsoft Excel的**工具 > 数字签名…**菜单命令检查VBA项目是否已签名。同样，也可以使用Aspose.Cells for Python via .NET的Workbook.vba_project.is_signed属性编程方式进行验证。
在Python中检查工作簿中的VBA项目是否已签名
以下代码加载工作簿并使用Workbook.vba_project.is_signed属性检查其VBA项目是否已签名。如果项目已签名，则该属性将返回true，否则将返回false。
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| from aspose.cells import Workbook | |
| # For complete examples and data files, please go to https:# github.com/aspose-cells/Aspose.Cells-for-.NET | |
| # The path to the documents directory. | |
| dataDir = RunExamples.GetDataDir(".") | |
| workbook = Workbook(dataDir + "Sample1.xlsx") | |
| print("VBA Project is Signed: " + str(workbook.vba_project.is_signed)) |