WebJun 4, 2024 · NOTE: this is not the same as Split (explode) pandas dataframe string entry to separate rows as here the exploding/splitting of one record is not just across one column but the need is to split or explode one row into multiple rows, in two columns simultaneously. Any help is appreciated. Thanks WebJan 15, 2024 · 1 Start with some correction in your input Excel file, namely change First name to First Name - with capital "N", just like in other columns. Then, to read your Excel file, it is enough to run: df = pd.read_excel ('Input.xlsx', parse_dates= ['Start Date', 'End Date', 'Invoice Date'], dayfirst=True) No need to call to_datetime.
"cannot reindex from a duplicate axis" when groupby().apply() …
Webroot = json_normalize (j) x = (root.applymap (type) == list).all () y = x.index [x].tolist () root = root.apply (lambda x: [str (v).split (',') for v in x]).apply (pd.Series.explode) print (root) I tried this solution here, but I get a value error: ValueError: cannot reindex from a duplicate axis Expected Result: WebSolution One: Remove the duplicate indices Solution Two: Use the level parameter Solution Three: Use the Columns Parameter Conclusion References How the error occurs Here is … grand theft auto the trilogy de
Python Pandas ValueError: cannot reindex from a duplicate axis
WebJun 8, 2024 · This code will produce the "cannot reindex from a duplicate index" error, whereas the original code provided in the Stack Overflow thread works fine. The minimal working example I've found was just the simplest way to reproduce the error. Contributor kernc commented on Sep 1, 2024 • edited WebThis error is often thrown due to duplications in your column names (not necessarily values) First, just check if there is any duplication in your column names using the code: df.columns.duplicated ().any () If it's true, then remove the duplicated columns df.loc [:,~df.columns.duplicated ()] WebOct 13, 2024 · thanks for you response, I was able to resolve the ValueError issue using the below function (df.set_index ('index').apply (lambda x: x.apply (pd.Series).stack … grand theft auto the trilogy key