Add multiple columns to dataframe

- Add multiple columns to dataframe pandas using apply
- Pandas dataframe add multiple columns
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- Add multiple columns to dataframe pyspark
- Add multiple columns to dataframe r dplyr
- Add multiple columns to dataframe python
- Add multiple empty columns to dataframe pandas
- Spark add multiple columns to dataframe
- Add multiple columns to pd dataframe
- Add multiple empty columns to dataframe
- Add multiple columns to dataframe from another dataframe
- How to add multiple columns from one dataframe to another in python
- Add multiple new columns to dataframe pandas
- Add multiple blank columns to dataframe pandas
- Add multiple empty columns to dataframe r