It is the default behavior of the drop_duplicate() function. In the output, we can see that it removes rows with index id 1,5 and 7. Python display NaN for the cells that do not have any value/text. In this data, few columns contain NaN in the remarks column. Here, the print statement prints the data frame that consists of excel sheet data.įirst, we import the pandas library to read and write the excel sheets.
MICROSOFT EXCEL FIND DUPLICATES BETWEEN SHEETS CODE
Create a new code block in SQL Notebook and execute the code. We use the pandas read_excel() function to import an excel file. Here, we can see both pandas and NumPy package along with pip utility. Once you click on Manage Packages, it gives you a list of installed packages. You can click on Manage Extensions in Azure Data Studio for it. Launch SQL Notebook in Azure Data Studio and verify pandas, NumPy packages existence. Python scripts for removing duplicates in an excelīefore we start with Python, make sure you run through the pre-requisites specified in the article, Python scripts to format data in Microsoft Excel. Let’s look at the Python way of handling duplicate data in excel. Our script should be capable of handling such duplicate data and remove per our requirements such as remove all duplicates, remove all but the last duplicate, remove all but first duplicate. If that excel contains duplicate values, we might not want to use Excel functionalities for it. Suppose you are working in excel using Python language. We have the following data after removing duplicates from this. Let’s click on Remove Duplicates and select all columns.Ĭlick ok, and it removes the duplicate values 3 duplicate values and retains 5 unique values. This option checks duplicate values and retains the FIRST unique value and removes other values. In Microsoft Excel, we use the Remove Duplicates button from the Data menu.
We want to get rid of duplicate values in this sheet. Suppose we have the following data in an excel sheet. In this article, we will look at removing duplicate data from excel using the Python.Ī quick recap of removing duplicate rows in Microsoft Excel You can go through various use cases of Python on SQLShack. Python is an interesting high-level programming language. In the article, Python scripts to format data in Microsoft Excel, we used Python scripts for creating an excel and do various data formatting.
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