Problem Statement: Process a batch of text files to clean and format data.
Detailed Scenario: A system receives a batch of unstructured text files. The goal is to clean the data by removing unwanted characters and reformatting it into a standard structure.
Use Case Approach: Open and process each file using Python’s file handling and string manipulation methods to clean the content.
Tools and Modules: os, re, sys
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Approach:
- Prompt the user to enter the path to the input folder containing the text files.
- Check if the specified folder exists and contains files to process.
- Iterate through each text file in the folder, reading its contents.
- Use regular expressions to remove all characters except letters, numbers, spaces, and newlines from each file.
- Overwrite each file with the cleaned content.
Python Modules Used:
os: For navigating directories and handling file paths.sys: For command-line argument handling and exiting on errors.re: For pattern matching and cleaning file contents.
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