Building Robust Object-Oriented Python Applications and Libraries/

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Solution: Create a Data Management System

Solution: Create a Data Management System

Learn how to implement the solution of the data management system of a startup company using strings, serialization, and file path.

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Parsing and processing data files

Define a DataAnalyzer class containing the parse_data_files() method that reads CSV files in the specified directory and extracts the data. Then create a method named format_data() to format data into a string for processing.

Python 3.10.4
Files

Code explanation

In the main.py file:

  • Line 4–6: Defined the DataAnalyzer class and its constructor __init__() that takes the data_directory parameter, representing the path to the directory containing the data files.

  • Line 8–17: Created the parse_data_files() method to iterate through the files in the specified data_directory. If a file has the extension .csv, it opens the file using the open() function. Then within a with block, a csv_reader was created using the ...