Modify PYTHONPATH via Ansible for supervisorctl managed Python application

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Title: Modifying PYTHONPATH via Ansible for supervisorctl Managed Python Application
Introduction:
In this tutorial, we will explore how to use Ansible to modify the PYTHONPATH for a Python application managed by supervisorctl. This is useful when you need to ensure that the Python interpreter can find the necessary modules and packages for your application to run successfully.
Prerequisites:
Step 1: Install Ansible
Ensure that Ansible is installed on your control machine. You can install it using the package manager for your operating system or via pip:
Step 2: Create an Ansible Playbook
Create a new Ansible playbook, let's call it modify_pythonpath.yml. This playbook will contain the tasks to modify the PYTHONPATH for your Python application.
Explanation:
The playbook uses the lineinfile module to add or modify a line in the supervisor configuration file (your_application.conf). Ensure to replace your_application.conf with the actual name of your application's supervisor configuration file.
The line added sets the PYTHONPATH environment variable to the desired path where your Python modules are located.
The notify keyword triggers the handler named restart supervisor when the configuration is modified.
The handler restarts the supervisor service to apply the changes.
Step 3: Run the Ansible Playbook
Execute the Ansible playbook on your control machine:
Replace your_target_server with the actual hostname or IP address of your target machine.
Conclusion:
By following this tutorial, you have learned how to use Ansible to modify the PYTHONPATH for a Python application managed by supervisorctl. This ensures that your application has access to the required Python modules and packages. Feel free to adapt the playbook to suit the specific needs of your deployment.
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