Topic 1. Python 3.14, JetBrains PyCharm, virtual environments, package management, and Git version control

Goal: learn to create and run Python 3.14 projects in PyCharm and the terminal; verify the interpreter, isolate and reproduce dependencies; keep a meaningful change history in a local Git repository.

Lecture contents

1. Python and CPython — Python and its versions · How CPython executes a program
2. Installing Python and PyCharm — Installing Python · JetBrains PyCharm · Module structure and errors
3. Virtual environments and packages — Virtual environments · Packages, pip, and requirements.txt · uv: the next step in project management
4. Git version control — Git version control · Reproducing a project and common problems

Practice and review

• Practice — 3 worked examples with complete code and output
• Tasks — 30 variants, each with tasks at three difficulty levels
• Summary — conclusions, self-check questions, and useful links