how to create and activate a python virtual enviornment

 

To activate a Python virtual environment on macOS, follow these steps depending on how you created it:

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🛠️ Step-by-Step

1. Create a virtual environment (if not already done):

bash
python3 -m venv myenv

This creates a folder myenv with the virtual environment.

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2. Activate the virtual environment:

bash
source myenv/bin/activate

You'll know it's activated when your shell prompt shows the environment name like:

bash
(myenv) your-mac:project-folder user$

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🧪 To test:

bash
which python

It should point to something like:

swift
/path/to/myenv/bin/python

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❌ To deactivate:

bash
deactivate