Video 1: pyenv for Python backend development

Speaker discusses the benefits of using pyenv to manage multiple Python versions on a single machine, including isolating development and system Python versions and working on multiple projects with different Python versions. He provides tips on how to update Python versions, including checking the current version, identifying outdated versions, and installing the latest version.

Speaker does the following:
- Uses pyenv to manage multiple Python versions on a single machine.
- Upgrades pyenv to latest version.
- Checks pyenv website for installation instructions and system dependencies.
- Discusses the benefits of using Plan, a tool that allows multiple Python interpreters on a single machine.
- Explains why it is important to use the same version of Python for development and production.
- Demonstrates how to switch between different versions of Python on their machine.
- Successfully updates pyenv version using Git repository.
- Discusses installing Python and its dependencies for Linux.

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