Create README.md

Author: Vilma-Agalioti

excel_inspector/README.md

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+# Overall
+
+It provides an overview of excel spreadsheets from pandas so no need to click to open them :-)
+
+## What does it print?
+
+- It loops through each spreadsheet (.xlsx) of a folder and prints the filename
+- It opens the spreadsheet and prints the total number of sheets and their names
+- It parse the sheets one by one as dataframes and prints info
+