From f91a0a2484f25e4e9c9d67d4c5e53f618bcec1cb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bartosz=20Zaczy=C5=84ski?= Date: Wed, 17 Jun 2026 22:12:50 +0200 Subject: [PATCH] Materials for Antigravity CLI --- antigravity-cli/README.md | 3 + antigravity-cli/expense-report/.gitignore | 283 ++++++++++++++++++ antigravity-cli/expense-report/AGENTS.md | 14 + antigravity-cli/expense-report/README.md | 7 + antigravity-cli/expense-report/cli.py | 14 + .../expense-report/transactions.csv | 11 + .../expense-report/transactions.py | 34 +++ 7 files changed, 366 insertions(+) create mode 100644 antigravity-cli/README.md create mode 100644 antigravity-cli/expense-report/.gitignore create mode 100644 antigravity-cli/expense-report/AGENTS.md create mode 100644 antigravity-cli/expense-report/README.md create mode 100644 antigravity-cli/expense-report/cli.py create mode 100644 antigravity-cli/expense-report/transactions.csv create mode 100644 antigravity-cli/expense-report/transactions.py diff --git a/antigravity-cli/README.md b/antigravity-cli/README.md new file mode 100644 index 0000000000..6f97b0873b --- /dev/null +++ b/antigravity-cli/README.md @@ -0,0 +1,3 @@ +# How to Use Google's Antigravity CLI for AI Code Assistance + +This folder contains code associated with the Real Python tutorial [How to Use Google's Antigravity CLI for AI Code Assistance](https://realpython.com/antigravity-cli/). diff --git a/antigravity-cli/expense-report/.gitignore b/antigravity-cli/expense-report/.gitignore new file mode 100644 index 0000000000..b4197023c8 --- /dev/null +++ b/antigravity-cli/expense-report/.gitignore @@ -0,0 +1,283 @@ +# Created by https://www.toptal.com/developers/gitignore/api/python,pycharm+all,visualstudiocode +# Edit at https://www.toptal.com/developers/gitignore?templates=python,pycharm+all,visualstudiocode + +### PyCharm+all ### +# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider +# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839 + +# User-specific stuff +.idea/**/workspace.xml +.idea/**/tasks.xml +.idea/**/usage.statistics.xml +.idea/**/dictionaries +.idea/**/shelf + +# AWS User-specific +.idea/**/aws.xml + +# Generated files +.idea/**/contentModel.xml + +# Sensitive or high-churn files +.idea/**/dataSources/ +.idea/**/dataSources.ids +.idea/**/dataSources.local.xml +.idea/**/sqlDataSources.xml +.idea/**/dynamic.xml +.idea/**/uiDesigner.xml +.idea/**/dbnavigator.xml + +# Gradle +.idea/**/gradle.xml +.idea/**/libraries + +# Gradle and Maven with auto-import +# When using Gradle or Maven with auto-import, you should exclude module files, +# since they will be recreated, and may cause churn. Uncomment if using +# auto-import. +# .idea/artifacts +# .idea/compiler.xml +# .idea/jarRepositories.xml +# .idea/modules.xml +# .idea/*.iml +# .idea/modules +# *.iml +# *.ipr + +# CMake +cmake-build-*/ + +# Mongo Explorer plugin +.idea/**/mongoSettings.xml + +# File-based project format +*.iws + +# IntelliJ +out/ + +# mpeltonen/sbt-idea plugin +.idea_modules/ + +# JIRA plugin +atlassian-ide-plugin.xml + +# Cursive Clojure plugin +.idea/replstate.xml + +# SonarLint plugin +.idea/sonarlint/ + +# Crashlytics plugin (for Android Studio and IntelliJ) +com_crashlytics_export_strings.xml +crashlytics.properties +crashlytics-build.properties +fabric.properties + +# Editor-based Rest Client +.idea/httpRequests + +# Android studio 3.1+ serialized cache file +.idea/caches/build_file_checksums.ser + +### PyCharm+all Patch ### +# Ignore everything but code style settings and run configurations +# that are supposed to be shared within teams. + +.idea/* + +!.idea/codeStyles +!.idea/runConfigurations + +### Python ### +# Byte-compiled / optimized / DLL files +__pycache__/ +*.py[cod] +*$py.class + +# C extensions +*.so + +# Distribution / packaging +.Python +build/ +develop-eggs/ +dist/ +downloads/ +eggs/ +.eggs/ +lib/ +lib64/ +parts/ +sdist/ +var/ +wheels/ +share/python-wheels/ +*.egg-info/ +.installed.cfg +*.egg +MANIFEST + +# PyInstaller +# Usually these files are written by a python script from a template +# before PyInstaller builds the exe, so as to inject date/other infos into it. +*.manifest +*.spec + +# Installer logs +pip-log.txt +pip-delete-this-directory.txt + +# Unit test / coverage reports +htmlcov/ +.tox/ +.nox/ +.coverage +.coverage.* +.cache +nosetests.xml +coverage.xml +*.cover +*.py,cover +.hypothesis/ +.pytest_cache/ +cover/ + +# Translations +*.mo +*.pot + +# Django stuff: +*.log +local_settings.py +db.sqlite3 +db.sqlite3-journal + +# Flask stuff: +instance/ +.webassets-cache + +# Scrapy stuff: +.scrapy + +# Sphinx documentation +docs/_build/ + +# PyBuilder +.pybuilder/ +target/ + +# Jupyter Notebook +.ipynb_checkpoints + +# IPython +profile_default/ +ipython_config.py + +# pyenv +# For a library or package, you might want to ignore these files since the code is +# intended to run in multiple environments; otherwise, check them in: +# .python-version + +# pipenv +# According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control. +# However, in case of collaboration, if having platform-specific dependencies or dependencies +# having no cross-platform support, pipenv may install dependencies that don't work, or not +# install all needed dependencies. +#Pipfile.lock + +# poetry +# Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control. +# This is especially recommended for binary packages to ensure reproducibility, and is more +# commonly ignored for libraries. +# https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control +#poetry.lock + +# pdm +# Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control. +#pdm.lock +# pdm stores project-wide configurations in .pdm.toml, but it is recommended to not include it +# in version control. +# https://pdm.fming.dev/#use-with-ide +.pdm.toml + +# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm +__pypackages__/ + +# Celery stuff +celerybeat-schedule +celerybeat.pid + +# SageMath parsed files +*.sage.py + +# Environments +.env +.venv +env/ +venv/ +ENV/ +env.bak/ +venv.bak/ + +# Spyder project settings +.spyderproject +.spyproject + +# Rope project settings +.ropeproject + +# mkdocs documentation +/site + +# mypy +.mypy_cache/ +.dmypy.json +dmypy.json + +# Pyre type checker +.pyre/ + +# pytype static type analyzer +.pytype/ + +# Cython debug symbols +cython_debug/ + +# PyCharm +# JetBrains specific template is maintained in a separate JetBrains.gitignore that can +# be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore +# and can be added to the global gitignore or merged into this file. For a more nuclear +# option (not recommended) you can uncomment the following to ignore the entire idea folder. +#.idea/ + +### Python Patch ### +# Poetry local configuration file - https://python-poetry.org/docs/configuration/#local-configuration +poetry.toml + +# ruff +.ruff_cache/ + +# LSP config files +pyrightconfig.json + +### VisualStudioCode ### +.vscode/* +!.vscode/settings.json +!.vscode/tasks.json +!.vscode/launch.json +!.vscode/extensions.json +!.vscode/*.code-snippets + +# Local History for Visual Studio Code +.history/ + +# Built Visual Studio Code Extensions +*.vsix + +### VisualStudioCode Patch ### +# Ignore all local history of files +.history +.ionide + +# End of https://www.toptal.com/developers/gitignore/api/python,pycharm+all,visualstudiocode diff --git a/antigravity-cli/expense-report/AGENTS.md b/antigravity-cli/expense-report/AGENTS.md new file mode 100644 index 0000000000..1e7a6f8461 --- /dev/null +++ b/antigravity-cli/expense-report/AGENTS.md @@ -0,0 +1,14 @@ +# Project conventions + +This is a small command-line tool that reads a CSV of personal transactions and +prints a per-category expense summary. + +## Money + +- Represent every monetary amount with `decimal.Decimal`, never `float`. +- Quantize money to exactly two decimal places before displaying it. + +## Style + +- Keep functions small and single-purpose. +- Standard library only. No third-party dependencies. diff --git a/antigravity-cli/expense-report/README.md b/antigravity-cli/expense-report/README.md new file mode 100644 index 0000000000..e74674e621 --- /dev/null +++ b/antigravity-cli/expense-report/README.md @@ -0,0 +1,7 @@ +# expense-report + +A tiny command-line tool that summarizes personal transactions from a CSV file. + +```console +$ python cli.py transactions.csv +``` diff --git a/antigravity-cli/expense-report/cli.py b/antigravity-cli/expense-report/cli.py new file mode 100644 index 0000000000..25a190f585 --- /dev/null +++ b/antigravity-cli/expense-report/cli.py @@ -0,0 +1,14 @@ +"""Command-line entry point for the expense reporter.""" + +import sys + +from transactions import report + + +def main(): + path = sys.argv[1] if len(sys.argv) > 1 else "transactions.csv" + print(report(path)) + + +if __name__ == "__main__": + main() diff --git a/antigravity-cli/expense-report/transactions.csv b/antigravity-cli/expense-report/transactions.csv new file mode 100644 index 0000000000..b1fbcde68f --- /dev/null +++ b/antigravity-cli/expense-report/transactions.csv @@ -0,0 +1,11 @@ +date,category,description,amount +2026-01-03,Groceries,Corner store,12.10 +2026-01-05,Transport,Bus pass,40.00 +2026-01-09,Groceries,Farmers market,8.20 +2026-01-12,Dining,Coffee,4.10 +2026-01-15,Dining,Lunch,11.20 +2026-01-18,Groceries,Supermarket,53.40 +2026-01-21,Transport,Taxi,18.75 +2026-01-24,Dining,Dinner,29.30 +2026-01-27,Utilities,Electricity,64.30 +2026-01-29,Groceries,Bakery,3.10 diff --git a/antigravity-cli/expense-report/transactions.py b/antigravity-cli/expense-report/transactions.py new file mode 100644 index 0000000000..9691a45c5f --- /dev/null +++ b/antigravity-cli/expense-report/transactions.py @@ -0,0 +1,34 @@ +"""Summarize a CSV of personal transactions by category.""" + +import csv + + +def report(path): + rows = [] + with open(path, newline="") as f: + reader = csv.DictReader(f) + for row in reader: + rows.append(row) + + totals = {} + count = 0 + grand_total = 0.0 + for row in rows: + category = row["category"] + amount = float(row["amount"]) + if category not in totals: + totals[category] = 0.0 + totals[category] += amount + grand_total += amount + count += 1 + + lines = [] + lines.append("Expense report") + lines.append("=" * 32) + for category in sorted(totals, key=lambda c: totals[c], reverse=True): + share = totals[category] / grand_total * 100 + lines.append(f"{category:<14}{totals[category]:>10} ({share:.1f}%)") + lines.append("-" * 32) + lines.append(f"{'TOTAL':<14}{grand_total:>10}") + lines.append(f"{count} transactions") + return "\n".join(lines)