xlsx – Page 3 – Tarik Billa

Excel “External table is not in the expected format.”

November 12, 2022 by Tarik

“External table is not in the expected format.” typically occurs when trying to use an Excel 2007 file with a connection string that uses: Microsoft.Jet.OLEDB.4.0 and Extended Properties=Excel 8.0 Using the following connection string seems to fix most problems. public static string path = @”C:\src\RedirectApplication\RedirectApplication\301s.xlsx”; public static string connStr = “Provider=Microsoft.ACE.OLEDB.12.0;Data Source=” + path + … Read more

Using Pandas to pd.read_excel() for multiple worksheets of the same workbook

September 26, 2022 by Tarik

Try pd.ExcelFile: xls = pd.ExcelFile(‘path_to_file.xls’) df1 = pd.read_excel(xls, ‘Sheet1’) df2 = pd.read_excel(xls, ‘Sheet2′) As noted by @HaPsantran, the entire Excel file is read in during the ExcelFile() call (there doesn’t appear to be a way around this). This merely saves you from having to read the same file in each time you want to access … Read more

Convert xlsx to csv in Linux with command line

September 25, 2022 by Tarik

The Gnumeric spreadsheet application comes with a command line utility called ssconvert that can convert between a variety of spreadsheet formats: $ ssconvert Book1.xlsx newfile.csv Using exporter Gnumeric_stf:stf_csv $ cat newfile.csv Foo,Bar,Baz 1,2,3 123.6,7.89, 2012/05/14,, The,last,Line To install on Ubuntu: apt-get install gnumeric To install on Mac: brew install gnumeric