Add pre-commit and poetry

.pre-commit-config.yaml

@@ -0,0 +1,26 @@
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.3.0
+    hooks:
+      - id: check-ast
+        types: [python]
+      - id: check-toml
+        types: [toml]
+      - id: check-yaml
+        types: [yaml]
+      - id: end-of-file-fixer
+        types: [python]
+      - id: check-merge-conflict
+      - id: trailing-whitespace
+        args:
+          - --markdown-linebreak-ext=md
+  - repo: https://github.com/timothycrosley/isort
+    rev: 5.6.4
+    hooks:
+      - id: isort
+        types: [python]
+  - repo: https://github.com/psf/black
+    rev: 20.8b1
+    hooks:
+    - id: black
+      types: [python]

2019/day03-path.py

@@ -49,4 +49,3 @@ def main():
 
 if __name__ == "__main__":
     main()
-

2019/day10-asteroids.py

@@ -1,5 +1,5 @@
 from dataclasses import dataclass
-from typing import Tuple, Set
+from typing import Set, Tuple
 
 
 @dataclass

2020/day01-expense.py

@@ -20,5 +20,5 @@ def solve(expense_report, fix_number):
             return prod(combination)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     main()

2020/day02-passwords.py

@@ -22,22 +22,25 @@ def main(filename: str, expected_part_1: int = None, expected_part_2: int = None
 
 def extract_password_and_policy(line) -> Tuple[Tuple[int, int], str, str]:
     policy, password = line.strip().split(": ")
-    rng, letter = policy.split(" ")
+    range_, letter = policy.split(" ")
-    rng = tuple(map(int, rng.split("-")))
+    range_ = range_.split("-")
-    return rng, letter, password
+    range_ = int(range_[0]), int(range_[1])
+    return range_, letter, password
 
 
-def is_valid_part_1(rng: Tuple[int, int], letter: str, password: str):
+def is_valid_part_1(range_: Tuple[int, int], letter: str, password: str):
     counter = Counter(password)
-    return rng[0] <= counter[letter] <= rng[1]
+    return range_[0] <= counter[letter] <= range_[1]
 
 
-def is_valid_part_2(rng: Tuple[int, int], letter: str, password: str):
+def is_valid_part_2(range_: Tuple[int, int], letter: str, password: str):
-    first_index = password[rng[0]-1]
+    first_index = password[range_[0] - 1]
-    second_index = password[rng[1]-1]
+    second_index = password[range_[1] - 1]
-    return first_index != second_index and (first_index == letter or second_index == letter)
+    return first_index != second_index and (
+        first_index == letter or second_index == letter
+    )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     main("inputs/day02-tests", 2, 1)
     main("inputs/day02")

poetry.lock

@@ -0,0 +1,168 @@
+[[package]]
+name = "appdirs"
+version = "1.4.4"
+description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "cfgv"
+version = "3.2.0"
+description = "Validate configuration and produce human readable error messages."
+category = "dev"
+optional = false
+python-versions = ">=3.6.1"
+
+[[package]]
+name = "distlib"
+version = "0.3.1"
+description = "Distribution utilities"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "filelock"
+version = "3.0.12"
+description = "A platform independent file lock."
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "identify"
+version = "1.5.10"
+description = "File identification library for Python"
+category = "dev"
+optional = false
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
+
+[package.extras]
+license = ["editdistance"]
+
+[[package]]
+name = "nodeenv"
+version = "1.5.0"
+description = "Node.js virtual environment builder"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "pre-commit"
+version = "2.9.2"
+description = "A framework for managing and maintaining multi-language pre-commit hooks."
+category = "dev"
+optional = false
+python-versions = ">=3.6.1"
+
+[package.dependencies]
+cfgv = ">=2.0.0"
+identify = ">=1.0.0"
+nodeenv = ">=0.11.1"
+pyyaml = ">=5.1"
+toml = "*"
+virtualenv = ">=20.0.8"
+
+[[package]]
+name = "pyyaml"
+version = "5.3.1"
+description = "YAML parser and emitter for Python"
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+
+[[package]]
+name = "six"
+version = "1.15.0"
+description = "Python 2 and 3 compatibility utilities"
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
+
+[[package]]
+name = "toml"
+version = "0.10.2"
+description = "Python Library for Tom's Obvious, Minimal Language"
+category = "dev"
+optional = false
+python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
+
+[[package]]
+name = "virtualenv"
+version = "20.2.1"
+description = "Virtual Python Environment builder"
+category = "dev"
+optional = false
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
+
+[package.dependencies]
+appdirs = ">=1.4.3,<2"
+distlib = ">=0.3.1,<1"
+filelock = ">=3.0.0,<4"
+six = ">=1.9.0,<2"
+
+[package.extras]
+docs = ["proselint (>=0.10.2)", "sphinx (>=3)", "sphinx-argparse (>=0.2.5)", "sphinx-rtd-theme (>=0.4.3)", "towncrier (>=19.9.0rc1)"]
+testing = ["coverage (>=4)", "coverage-enable-subprocess (>=1)", "flaky (>=3)", "pytest (>=4)", "pytest-env (>=0.6.2)", "pytest-freezegun (>=0.4.1)", "pytest-mock (>=2)", "pytest-randomly (>=1)", "pytest-timeout (>=1)", "pytest-xdist (>=1.31.0)", "packaging (>=20.0)", "xonsh (>=0.9.16)"]
+
+[metadata]
+lock-version = "1.1"
+python-versions = "3.8"
+content-hash = "851cc284ae41c167159d569f90fe83a40448e30295db32f4b8f7968aa93e7f3f"
+
+[metadata.files]
+appdirs = [
+    {file = "appdirs-1.4.4-py2.py3-none-any.whl", hash = "sha256:a841dacd6b99318a741b166adb07e19ee71a274450e68237b4650ca1055ab128"},
+    {file = "appdirs-1.4.4.tar.gz", hash = "sha256:7d5d0167b2b1ba821647616af46a749d1c653740dd0d2415100fe26e27afdf41"},
+]
+cfgv = [
+    {file = "cfgv-3.2.0-py2.py3-none-any.whl", hash = "sha256:32e43d604bbe7896fe7c248a9c2276447dbef840feb28fe20494f62af110211d"},
+    {file = "cfgv-3.2.0.tar.gz", hash = "sha256:cf22deb93d4bcf92f345a5c3cd39d3d41d6340adc60c78bbbd6588c384fda6a1"},
+]
+distlib = [
+    {file = "distlib-0.3.1-py2.py3-none-any.whl", hash = "sha256:8c09de2c67b3e7deef7184574fc060ab8a793e7adbb183d942c389c8b13c52fb"},
+    {file = "distlib-0.3.1.zip", hash = "sha256:edf6116872c863e1aa9d5bb7cb5e05a022c519a4594dc703843343a9ddd9bff1"},
+]
+filelock = [
+    {file = "filelock-3.0.12-py3-none-any.whl", hash = "sha256:929b7d63ec5b7d6b71b0fa5ac14e030b3f70b75747cef1b10da9b879fef15836"},
+    {file = "filelock-3.0.12.tar.gz", hash = "sha256:18d82244ee114f543149c66a6e0c14e9c4f8a1044b5cdaadd0f82159d6a6ff59"},
+]
+identify = [
+    {file = "identify-1.5.10-py2.py3-none-any.whl", hash = "sha256:cc86e6a9a390879dcc2976cef169dd9cc48843ed70b7380f321d1b118163c60e"},
+    {file = "identify-1.5.10.tar.gz", hash = "sha256:943cd299ac7f5715fcb3f684e2fc1594c1e0f22a90d15398e5888143bd4144b5"},
+]
+nodeenv = [
+    {file = "nodeenv-1.5.0-py2.py3-none-any.whl", hash = "sha256:5304d424c529c997bc888453aeaa6362d242b6b4631e90f3d4bf1b290f1c84a9"},
+    {file = "nodeenv-1.5.0.tar.gz", hash = "sha256:ab45090ae383b716c4ef89e690c41ff8c2b257b85b309f01f3654df3d084bd7c"},
+]
+pre-commit = [
+    {file = "pre_commit-2.9.2-py2.py3-none-any.whl", hash = "sha256:949b13efb7467ae27e2c8f9e83434dacf2682595124d8902554a4e18351e5781"},
+    {file = "pre_commit-2.9.2.tar.gz", hash = "sha256:e31c04bc23741194a7c0b983fe512801e151a0638c6001c49f2bd034f8a664a1"},
+]
+pyyaml = [
+    {file = "PyYAML-5.3.1-cp27-cp27m-win32.whl", hash = "sha256:74809a57b329d6cc0fdccee6318f44b9b8649961fa73144a98735b0aaf029f1f"},
+    {file = "PyYAML-5.3.1-cp27-cp27m-win_amd64.whl", hash = "sha256:240097ff019d7c70a4922b6869d8a86407758333f02203e0fc6ff79c5dcede76"},
+    {file = "PyYAML-5.3.1-cp35-cp35m-win32.whl", hash = "sha256:4f4b913ca1a7319b33cfb1369e91e50354d6f07a135f3b901aca02aa95940bd2"},
+    {file = "PyYAML-5.3.1-cp35-cp35m-win_amd64.whl", hash = "sha256:cc8955cfbfc7a115fa81d85284ee61147059a753344bc51098f3ccd69b0d7e0c"},
+    {file = "PyYAML-5.3.1-cp36-cp36m-win32.whl", hash = "sha256:7739fc0fa8205b3ee8808aea45e968bc90082c10aef6ea95e855e10abf4a37b2"},
+    {file = "PyYAML-5.3.1-cp36-cp36m-win_amd64.whl", hash = "sha256:69f00dca373f240f842b2931fb2c7e14ddbacd1397d57157a9b005a6a9942648"},
+    {file = "PyYAML-5.3.1-cp37-cp37m-win32.whl", hash = "sha256:d13155f591e6fcc1ec3b30685d50bf0711574e2c0dfffd7644babf8b5102ca1a"},
+    {file = "PyYAML-5.3.1-cp37-cp37m-win_amd64.whl", hash = "sha256:73f099454b799e05e5ab51423c7bcf361c58d3206fa7b0d555426b1f4d9a3eaf"},
+    {file = "PyYAML-5.3.1-cp38-cp38-win32.whl", hash = "sha256:06a0d7ba600ce0b2d2fe2e78453a470b5a6e000a985dd4a4e54e436cc36b0e97"},
+    {file = "PyYAML-5.3.1-cp38-cp38-win_amd64.whl", hash = "sha256:95f71d2af0ff4227885f7a6605c37fd53d3a106fcab511b8860ecca9fcf400ee"},
+    {file = "PyYAML-5.3.1.tar.gz", hash = "sha256:b8eac752c5e14d3eca0e6dd9199cd627518cb5ec06add0de9d32baeee6fe645d"},
+]
+six = [
+    {file = "six-1.15.0-py2.py3-none-any.whl", hash = "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"},
+    {file = "six-1.15.0.tar.gz", hash = "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259"},
+]
+toml = [
+    {file = "toml-0.10.2-py2.py3-none-any.whl", hash = "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b"},
+    {file = "toml-0.10.2.tar.gz", hash = "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"},
+]
+virtualenv = [
+    {file = "virtualenv-20.2.1-py2.py3-none-any.whl", hash = "sha256:07cff122e9d343140366055f31be4dcd61fd598c69d11cd33a9d9c8df4546dd7"},
+    {file = "virtualenv-20.2.1.tar.gz", hash = "sha256:e0aac7525e880a429764cefd3aaaff54afb5d9f25c82627563603f5d7de5a6e5"},
+]

pyproject.toml

@@ -0,0 +1,22 @@
+[tool.poetry]
+name = "advent-of-code"
+version = "0.1.0"
+description = ""
+authors = ["Gabriel Augendre <gabriel@augendre.info>"]
+license = "MIT"
+
+[tool.poetry.dependencies]
+python = "3.8"
+
+[tool.poetry.dev-dependencies]
+pre-commit = "^2.9.2"
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
+
+[tool.black]
+target-version = ['py38']
+
+[tool.isort]
+profile = "black"