Convert Excel to CSV in Python
In this article, we will be dealing with the conversion of Excel (.xlsx) file into .csv. There are two formats mostly used in Excel :
- (*.xlsx) : Excel Microsoft Office Open XML Format Spreadsheet file.
- (*.xls) : Excel Spreadsheet (Excel 97-2003 workbook).
Let’s Consider a dataset of a shopping store having data about Customer Serial Number, Customer Name, Customer ID, and Product Cost stored in Excel file.
check all used files here.
Now, let’s see different ways to convert an Excel file into a CSV file :
Method 1: Convert Excel file to CSV file using the pandas library.
Pandas is an open-source software library built for data manipulation and analysis for Python programming language. It offers various functionality in terms of data structures and operations for manipulating numerical tables and time series. It can read, filter, and re-arrange small and large datasets and output them in a range of formats including Excel, JSON, CSV.
Method 2: Convert Excel file to CSV file using xlrd and CSV library.
xlrd is a library with the main purpose to read an excel file.
csv is a library with the main purpose to read and write a csv file.
Method 3: Convert Excel file to CSV file using openpyxl and CSV library.
openpyxl is a library to read/write Excel 2010 xlsx/xlsm/xltx/xltm files.It was born from lack of existing library to read/write natively from Python the Office Open XML format.