ファイルを開くさまざまな方法
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Aspose.Cells for Python via .NETを使えば、ファイルを簡単に開くことができ、データの取得やデザイナーテンプレートを使った開発の高速化も可能です。
パスを使用してExcelファイルを開く方法
開発者は、ローカルコンピュータのファイルパスを指定して、Workbookクラスのコンストラクターを使用してMicrosoft Excelファイルを開くことができます。パスを文字列として渡すだけです。Aspose.Cells for Python via .NETは自動的にファイル形式を検出します。
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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(".") | |
| # Opening through Path | |
| # Creating a Workbook object and opening an Excel file using its file path | |
| workbook1 = Workbook(dataDir + "Book1.xlsx") | |
| print("Workbook opened using path successfully!") |
ストリームを使用してExcelファイルを開く方法
また、ストリームとしてExcelファイルを開くことも簡単です。ファイルを含むStreamオブジェクトを引数に取るコンストラクタのオーバーロードバージョンを使用します。
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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(".") | |
| # Opening through Stream | |
| # Create a Stream object | |
| fstream = open(dataDir + "Book2.xls", "rb") | |
| # Creating a Workbook object, open the file from a Stream object | |
| # That contains the content of file and it should support seeking | |
| workbook2 = Workbook(fstream) | |
| print("Workbook opened using stream successfully!") | |
| fstream.close() |
データだけを含むファイルを開く方法
データのみを含むファイルを開くには、関連する属性とオプションを設定するために、LoadOptionsおよびLoadFilterクラスを使用して、ロードするテンプレートファイルのクラスの関連属性とオプションを設定してください。
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| from aspose.cells import LoadDataFilterOptions, LoadFilter, LoadFormat, LoadOptions, 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(".") | |
| # Load only specific sheets with data and formulas | |
| # Other objects, items etc. would be discarded | |
| # Instantiate LoadOptions specified by the LoadFormat | |
| loadOptions = LoadOptions(LoadFormat.XLSX) | |
| # Set LoadFilter property to load only data & cell formatting | |
| loadOptions.load_filter = LoadFilter(LoadDataFilterOptions.CELL_DATA) | |
| # Create a Workbook object and opening the file from its path | |
| book = Workbook(dataDir + "Book1.xlsx", loadOptions) | |
| print("File data imported successfully!") |