Python pyenv tutorial how to install any python version with pyenv

sure! here is an informative tutorial on how to install any python version using pyenv in python.

### what is pyenv?
**pyenv** is a tool that allows you to easily switch between multiple versions of python on your machine. it helps you manage different python versions for different projects.

### step-by-step guide to install any python version with pyenv:

**step 1: install pyenv**
1. open your terminal.
2. install **pyenv** using the following command:

3. add pyenv to your shell by adding the following lines to your shell configuration file (e.g., ~/.bashrc, ~/.bash_profile, or ~/.zshrc):

4. restart your terminal or run `source path_to_your_shell_config_file` to apply the changes.

**step 2: install a specific python version**
1. list all available python versions using the following command:

2. install the desired python version using the following command:

for example, to install python 3.9.6, you would run:


**step 3: set the global or local python version**
- set the global python version by running:

- set the local python version for a specific directory by running:


**step 4: verify the installed python version**
- check the currently active python version with the command:


### code example:

that's it! you have successfully installed a specific python version using pyenv. feel free to switch between python versions based on your project requirements.

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