From 263df3000f2fb9d88a10f9ed655f0f2ead1264c0 Mon Sep 17 00:00:00 2001
From: Ivan Mamtsev <ivan.mamtsev@hexlet.io>
Date: Fri, 22 Nov 2024 17:33:35 +0400
Subject: [PATCH 1/2] rework boilerplate

---
 .github/workflows/pyci.yml                    |  4 ----
 .gitignore                                    |  4 ++--
 Makefile                                      |  3 +++
 hexlet_python_package/half.py                 |  2 ++
 hexlet_python_package/scripts/__init__.py     |  0
 .../scripts/hexlet_python_package.py          | 11 ---------
 hexlet_python_package/scripts/main.py         | 11 +++++++++
 hexlet_python_package/user.py                 | 22 ------------------
 pyproject.toml                                |  9 +++++++-
 ruff.toml                                     |  9 ++++++++
 setup.cfg                                     | 23 -------------------
 tests/test_half.py                            |  5 ++++
 tests/test_users.py                           | 16 -------------
 uv.lock                                       |  2 +-
 14 files changed, 41 insertions(+), 80 deletions(-)
 create mode 100644 hexlet_python_package/half.py
 delete mode 100644 hexlet_python_package/scripts/__init__.py
 delete mode 100644 hexlet_python_package/scripts/hexlet_python_package.py
 create mode 100644 hexlet_python_package/scripts/main.py
 delete mode 100644 hexlet_python_package/user.py
 create mode 100644 ruff.toml
 delete mode 100644 setup.cfg
 create mode 100644 tests/test_half.py
 delete mode 100644 tests/test_users.py

diff --git a/.github/workflows/pyci.yml b/.github/workflows/pyci.yml
index 9b5fe67..38deb15 100644
--- a/.github/workflows/pyci.yml
+++ b/.github/workflows/pyci.yml
@@ -7,10 +7,6 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        # we want to test our package on several versions of Python
-        python-version: [3.8, 3.9]
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python
diff --git a/.gitignore b/.gitignore
index 3ec8339..ff94aeb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,7 +2,7 @@
 __pycache__
 dist/
 *.pyc
-.venv/
+.venv
 .coverage
 coverage.xml
-.pytest_cache/
+*_cache/
diff --git a/Makefile b/Makefile
index 3ad05ae..c27acc9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,9 @@
 install:
 	uv sync
 
+run:
+	uv run hexlet-python-package
+
 test:
 	uv run pytest
 
diff --git a/hexlet_python_package/half.py b/hexlet_python_package/half.py
new file mode 100644
index 0000000..2fe13bb
--- /dev/null
+++ b/hexlet_python_package/half.py
@@ -0,0 +1,2 @@
+def half(num):
+    return num / 2
diff --git a/hexlet_python_package/scripts/__init__.py b/hexlet_python_package/scripts/__init__.py
deleted file mode 100644
index e69de29..0000000
diff --git a/hexlet_python_package/scripts/hexlet_python_package.py b/hexlet_python_package/scripts/hexlet_python_package.py
deleted file mode 100644
index c2f299d..0000000
--- a/hexlet_python_package/scripts/hexlet_python_package.py
+++ /dev/null
@@ -1,11 +0,0 @@
-from hexlet_python_package import user
-
-
-def main():
-    """Run an example code."""
-    # it is ok to have some magical numbers locally
-    print(user.User(name='Bob', age=42).get_introduction())  # noqa:WPS432
-
-
-if __name__ == '__main__':
-    main()
diff --git a/hexlet_python_package/scripts/main.py b/hexlet_python_package/scripts/main.py
new file mode 100644
index 0000000..c3963cf
--- /dev/null
+++ b/hexlet_python_package/scripts/main.py
@@ -0,0 +1,11 @@
+import sys
+
+from hexlet_python_package.half import half
+
+
+def main():
+    print(half(float(sys.argv[-1])))
+
+
+if __name__ == "__main__":
+    main()
diff --git a/hexlet_python_package/user.py b/hexlet_python_package/user.py
deleted file mode 100644
index 6e799ff..0000000
--- a/hexlet_python_package/user.py
+++ /dev/null
@@ -1,22 +0,0 @@
-class User(object):
-    """Object representation of user."""
-
-    def __init__(self, name: str, age: int):
-        """
-        Construct a new user.
-
-        Args:
-            name: user's name
-            age: user's age
-        """
-        self.name = name
-        self.age = age
-
-    def get_introduction(self) -> str:
-        """
-        Return a user's self-introduction.
-
-        Returns:
-            str
-        """
-        return "Hello, i'm {self.name}, {self.age}".format(self=self)
diff --git a/pyproject.toml b/pyproject.toml
index 5b189ed..c9f967e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,4 +16,11 @@ dev-dependencies = [
 ]
 
 [project.scripts]
-hexlet-python-package = "hexlet_python_package.scripts.hexlet_python_package:main"
+hexlet-python-package = "hexlet_python_package.scripts.main:main"
+
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[tool.hatch.build.targets.wheel]
+packages = ["hexlet_python_package"]
diff --git a/ruff.toml b/ruff.toml
new file mode 100644
index 0000000..5496d6f
--- /dev/null
+++ b/ruff.toml
@@ -0,0 +1,9 @@
+line-length = 80
+
+[lint.per-file-ignores]
+  # init modules can contain the local imports, logic, unused imports
+"__init__.py" = ["F401"]
+
+[lint]
+preview = true
+select = ["E", "F", "I"]
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 29d0216..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,23 +0,0 @@
-[flake8]
-accept-encodings = utf-8
-max-complexity = 6
-statistics = False
-max-line-length = 80
-enable-extensions = G
-isort-show-traceback = True
-
-exclude = .git,__pycache__,.venv,dist,build
-
-ignore =
-  # line break occurred before a binary operator
-  W503
-
-per-file-ignores =
-  # init modules can contain the local imports, logic, unused imports
-  __init__.py: F401
-
-[isort]
-multi_line_output = 3
-include_trailing_comma = true
-default_section = FIRSTPARTY
-line_length = 79
diff --git a/tests/test_half.py b/tests/test_half.py
new file mode 100644
index 0000000..510c0cd
--- /dev/null
+++ b/tests/test_half.py
@@ -0,0 +1,5 @@
+from hexlet_python_package.half import half
+
+
+def test_half():
+    assert half(6) == 3
diff --git a/tests/test_users.py b/tests/test_users.py
deleted file mode 100644
index 2acf8de..0000000
--- a/tests/test_users.py
+++ /dev/null
@@ -1,16 +0,0 @@
-from hexlet_python_package.user import User
-
-
-def test_instantiation():
-    """Check that User instance has the particular properties."""
-    bob = User('Bob', 42)
-    assert bob.name == 'Bob'
-    assert bob.age == 42
-
-
-def test_introduction():
-    """Check that user introduses herself properly."""
-    alice = User('Alice', 21)
-    intro = alice.get_introduction()
-    assert alice.name in intro
-    assert str(alice.age) in intro
diff --git a/uv.lock b/uv.lock
index 88d7b47..1876788 100644
--- a/uv.lock
+++ b/uv.lock
@@ -106,7 +106,7 @@ wheels = [
 [[package]]
 name = "python-example-app"
 version = "0.1.0"
-source = { virtual = "." }
+source = { editable = "." }
 
 [package.dev-dependencies]
 dev = [

From 91322865035e4db06f0d25da76a031e4650e6992 Mon Sep 17 00:00:00 2001
From: Ivan Mamtsev <ivan.mamtsev@hexlet.io>
Date: Fri, 22 Nov 2024 17:36:29 +0400
Subject: [PATCH 2/2] fix readme

---
 README.md | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/README.md b/README.md
index a2599aa..424b7d3 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,19 @@ This project was built using these tools:
 
 ---
 
+### Setup
+
+```bash
+make install
+```
+
+
+### Run tests
+
+```bash
+make test
+```
+
 [![Hexlet Ltd. logo](https://raw.githubusercontent.com/Hexlet/assets/master/images/hexlet_logo128.png)](https://hexlet.io/?utm_source=github&utm_medium=link&utm_campaign=python-package)
 
 This repository is created and maintained by the team and the community of Hexlet, an educational project. [Read more about Hexlet](https://hexlet.io/?utm_source=github&utm_medium=link&utm_campaign=python-package).