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Struggling to execute a Python script located in a different directory while needing access to files in your current working directory? This guide walks you through the solution with step-by-step instructions.
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This video is based on the question https://stackoverflow.com/q/68843644/ asked by the user 'Jay Patel' ( https://stackoverflow.com/u/16697888/ ) and on the answer https://stackoverflow.com/a/68844101/ provided by the user 'Roman Pavelka' ( https://stackoverflow.com/u/12118546/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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How to Run a Python Script in a Different Directory Accessing Files in the Current Directory

Running a Python script in a different directory while needing to access files from your current directory can be tricky. If you find yourself in this situation, you're not alone!

In this guide, we will break down the problem and provide clear solutions. Specifically, we will address two common issues:

Executing a script that's located in a different directory.

Accessing files from your current working directory when executing that script.

Let's dive into the details.

Understanding the Problem

Imagine you have a directory structure like this:

/1/Python/fruit.py (the script you want to run)

/1/2/3/summer/mango.txt (a file you want to access)

/1/2/3/winter/dates.txt (another file you want to access)

Problems Encountered

Problem 1: You are unable to execute fruit.py from the summer or winter folders without it failing.

Problem 2: The script requires access to .txt files that reside in the directory from which you run the script.

Understanding these issues is the first step to finding a solution.

Solution Overview

To resolve these issues, you need to modify your script so that it correctly identifies both the directory it's located in and the directory from which it is executed. By doing this, you can access the necessary files without having to move your Python script into those directories.

Step 1: Import Required Modules

You will want to utilize Python's built-in libraries, namely os, to handle directory paths effectively.

Step 2: Determine Directories

Use the following code snippet to find out both the script's directory and the current working directory:

[[See Video to Reveal this Text or Code Snippet]]

When you run this code, it will display the paths of the script's directory and the current working directory:

[[See Video to Reveal this Text or Code Snippet]]

Step 3: Accessing the Files

With the paths established, you can adjust your original script to access the required .txt files. Here’s how you can modify the code:

Use the my_dir variable to refer to the current working directory where you execute the script.

Instead of using os.path.dirname(__file__), use my_dir when accessing your text files.

Example Code

Here’s an updated version of your original script taking these adjustments into account:

[[See Video to Reveal this Text or Code Snippet]]

Conclusion

By utilizing Python's os module effectively, you can run your script in one directory while accessing files in another. The key lies in understanding the paths involved and correctly referencing them in your code.

With this guide, you should now be well-equipped to execute your fruit.py script from any directory and have seamless access to your .txt files. Happy coding!