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Title: Creating an Editable Development Environment with pip install -e
When developing Python projects, it's common to have dependencies that are continually evolving. To streamline the development process and allow for easy modification of code, Python provides the -e flag with the pip install command. This flag is especially useful during the development phase, allowing you to install a package in "editable" mode, where changes to the source code immediately reflect in your project without the need for reinstallations.
In this tutorial, we'll explore how to use pip install -e for creating an editable development environment.
Make sure you have the following installed:
Create a new directory for your Python project and navigate into it using the terminal:
Create a virtual environment to isolate your project dependencies:
Activate the virtual environment:
On Windows:
On macOS/Linux:
Create a setup.py file in your project directory with the following content:
Replace 'my_project' with your actual project name and add your project dependencies to the install_requires list.
Now, use pip install -e . to install your project in editable mode. The dot (.) indicates the current directory:
This will install your project in "editable" mode, allowing changes to the source code to take effect immediately.
Now you can make changes to your code, and those changes will be reflected without the need for reinstalling the package. For example, try modifying a function in your project code and then import and use it in a Python script.
Once you've finished your development work, deactivate the virtual environment:
In this tutorial, you learned how to set up an editable development environment using pip install -e. This approach is especially beneficial when actively developing a Python project, allowing you to iterate quickly and see immediate results without the need for constant reinstalls.
By following these steps, you can create a more efficient and convenient development workflow for your Python projects.
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