Teaching 2026

Basics

FizzBuzz

Rules

Print numbers from 1 to 100.
If divisible by 3, print Fizz instead.
If divisible by 5, print Buzz instead.
If divisible by both 3 and 5, print FizzBuzz.

for i in range(1, 101):
    if i % 3 == 0 and i % 5 == 0:
        print("FizzBuzz")
    elif i % 3 == 0:
        print("Fizz")
    elif i % 5 == 0:
        print("Buzz")
    else:
        print(i)

Functions

def gc_content(seq):
    """Return the GC content of a DNA sequence as a percentage."""
    seq = seq.upper()
    g = seq.count("G")
    c = seq.count("C")
    return (g + c) / len(seq) * 100

print(gc_content("ATGCGATCGTAGCTAGCTAGC"))

Install siibra with uv

Make sure uv is installed first (see install uv tab).

Create a virtual environment & install

uv venv
source .venv/bin/activate
uv pip install siibra

Latest from GitHub

uv pip install git+https://github.com/FZJ-INM1-BDA/siibra-python.git@main

Install uv

uv is a fast Python package and project manager, written in Rust.

Linux / macOS

curl -LsSf https://astral.sh/uv/install.sh | sh

Windows (PowerShell)

powershell -ExecutionPolicy ByPass -c "irm https://astral.sh/uv/install.ps1 | iex"

Via pip (any OS)

pip install uv

Verify

uv --version

Quickstart after install

uv venv          # create a virtual environment
source .venv/bin/activate  # activate it (Linux/macOS)
uv pip install siibra      # or any package