Python读取和删除Excel文件属性的完整代码

pip install Spire.XLS

from spire.xls import *
from spire.xls.common import *

inputFile = "/设置属性.xlsx"

# 创建工作簿并加载文件
workbook = Workbook()
workbook.LoadFromFile(inputFile)

# 遍历内置文档属性集合
properties = workbook.DocumentProperties
print("Excel Properties:")
for i, unusedItem in enumerate(properties):
    name = properties[i].Name
    obj = properties[i].Value
    t = properties[i].PropertyType
    # 根据属性类型做相应转换
    if t == PropertyType.Double:
        value = Double(obj).Value
    elif t == PropertyType.DateTime:
        value = DateTime(obj).ToLongDateString()
    elif t == PropertyType.Bool:
        value = Boolean(obj).Value
    elif t == PropertyType.Int or t == PropertyType.Int32:
        value = Int32(obj).Value
    else:
        value = String(obj).Value
    print(name + ": " + str(value))

workbook.Dispose()

from spire.xls import *
from spire.xls.common import *

inputFile = "/Excel自定义属性.xlsx"

workbook = Workbook()
workbook.LoadFromFile(inputFile)

customProperties = workbook.CustomDocumentProperties

print("=== 自定义文档属性 ===")

for i in range(customProperties.Count):
    try:
        prop = customProperties[i]
        if prop is None:
            continue

        name = prop.Name
        p_type = prop.PropertyType
        obj = prop.Value

        if obj is None:
            continue

        # 根据类型精确解析
        if p_type == PropertyType.Bool:
            val = Boolean(obj).Value
        elif p_type == PropertyType.String:
            val = String(obj).Value
        elif p_type in (PropertyType.Int, PropertyType.Int32):
            val = Int32(obj).Value
        elif p_type == PropertyType.Double:
            val = Double(obj).Value
        elif p_type == PropertyType.DateTime:
            val = DateTime(obj).ToShortDateString()
        else:
            val = str(obj)

        print(f"{name}: {val}")
    except Exception:
        # 拦截 Spire.XLS 底层 C++ 抛出的空指针异常，保证后续属性继续读取
        continue

workbook.Dispose()

from spire.xls import *
from spire.xls.common import *

inputFile = "/Excel自定义属性.xlsx"
outputFile = "/RemoveProperties.xlsx"

# 创建 Workbook 实例
workbook = Workbook()

# 加载 Excel 文档
workbook.LoadFromFile(inputFile)

# 获取所有标准文档属性的集合
standardProperties = workbook.DocumentProperties

# 将每个标准文档属性的值设置为空
standardProperties.Title = ""
standardProperties.Subject = ""
standardProperties.Category = ""
standardProperties.Keywords = ""
standardProperties.Comments = ""

# 获取所有自定义文档属性的集合
customProperties = workbook.CustomDocumentProperties

# 倒序遍历集合
for i in range(len(customProperties) - 1, -1, -1):
    # 根据属性名称从集合中删除每个自定义文档属性
    customProperties.Remove(customProperties[i].Name)

# 保存结果文件
workbook.SaveToFile(outputFile, ExcelVersion.Version2016)
workbook.Dispose()

from spire.xls import *
from spire.xls.common import *

inputFile = "./Demos/Data/templateAz.xlsx"
outputFile = "RemoveIfExpired.xlsx"

workbook = Workbook()
workbook.LoadFromFile(inputFile)
customProps = workbook.CustomDocumentProperties

# 先按名称读取属性值
names = [p.Name for p in customProps]
if "Status" in names:
    prop = customProps["Status"]
    status = String(prop.Value).Value
    # 值为 "Expired" 时删除该属性
    if status == "Expired":
        customProps.Remove("Status")
        print("已删除过期的 Status 属性。")

workbook.SaveToFile(outputFile, ExcelVersion.Version2013)
workbook.Dispose()

from spire.xls import *
from spire.xls.common import *

inputFile = "./Demos/Data/templateAz.xlsx"
outputFile = "RemoveMultiple.xlsx"

workbook = Workbook()
workbook.LoadFromFile(inputFile)
customProps = workbook.CustomDocumentProperties

# 待删除的属性名列表
to_remove = ["Editor", "Phone number", "Revision number"]
# 遍历名称列表，逐个删除
for name in to_remove:
    names = [p.Name for p in customProps]
    if name in names:
        customProps.Remove(name)
        print(f"已删除属性: {name}")

workbook.SaveToFile(outputFile, ExcelVersion.Version2013)
workbook.Dispose()