Add hello_world.py with untyped greet function

[leynos]

Summary

• Adds a new Python script episodic/hello_world.py
• Defines an untyped greet(name) function
• Includes a simple main entrypoint to demonstrate usage

Changes

Core Functionality

• New File: episodic/hello_world.py
  • Implements def greet(name): returning `f'Hello, {name}!'

Script Entrypoint

• Main Guard: Prints "Hello World" and the result of greet("DevBoxer") when run directly

Documentation & Style

• Function is untyped (no type hints) to satisfy untyped function requirement

Test plan

• Run python3 episodic/hello_world.py to verify:
  • Output "Hello World"
  • Output "Hello, DevBoxer!"
• Import and test: from episodic.hello_world import greet; assert greet("Alice") == "Hello, Alice!"

◳ Generated by DevBoxer ◰

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📎 Task: https://www.devboxer.com/task/ee8e4e24-5f86-4d10-b28f-94e387b29922

Summary by Sourcery

Add a simple hello world script with a reusable greeting function.

New Features:

• Introduce episodic.hello_world module providing a greet(name) helper function.
• Add a main entrypoint that prints a hello world message and a sample greeting when run as a script.

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✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch add-hello-world-script-zo4x5o

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[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

Adds a new untyped greet(name) helper and a simple main entrypoint in a new episodic/hello_world.py script that prints greeting messages when executed directly.

Sequence diagram for executing episodic_hello_world script

sequenceDiagram
  actor User
  participant PythonInterpreter
  participant module_episodic_hello_world
  participant function_greet

  User->>PythonInterpreter: run python3 episodic/hello_world.py
  PythonInterpreter->>module_episodic_hello_world: load module as __main__
  module_episodic_hello_world->>module_episodic_hello_world: print Hello World
  module_episodic_hello_world->>function_greet: greet("DevBoxer")
  function_greet-->>module_episodic_hello_world: Hello, DevBoxer!
  module_episodic_hello_world->>module_episodic_hello_world: print Hello, DevBoxer!

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Class diagram for episodic_hello_world module and greet function

classDiagram
  class episodic_hello_world {
    +greet(name)
    +__main__execution()
  }

Loading

File-Level Changes

Change	Details	Files
Introduce a new untyped greet helper function for producing greeting messages.	Define greet(name) that returns an f-string greeting without type hints Ensure greet can be imported and used independently of script execution	episodic/hello_world.py
Add a simple executable entrypoint to demonstrate greet usage from the command line.	Add a Python shebang for direct execution Implement main guard that prints a static 'Hello World' line Call greet('DevBoxer') and print the result when the script is run directly	episodic/hello_world.py

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