pyproject.toml

[project]
name = "churn-intelligence-platform"
version = "0.1.0"
description = "Production-quality subscription analytics: churn prediction, CLV modeling, cohort analysis, and AI-generated insights"
readme = "README.md"
requires-python = ">=3.11"
license = { text = "MIT" }
authors = [{ name = "FomkaHamilton" }]
keywords = ["churn", "subscription", "analytics", "machine-learning", "clv", "forecasting"]
classifiers = [
    "Development Status :: 3 - Alpha",
    "Intended Audience :: Developers",
    "Intended Audience :: Financial and Insurance Industry",
    "License :: OSI Approved :: MIT License",
    "Programming Language :: Python :: 3.11",
    "Programming Language :: Python :: 3.12",
    "Topic :: Scientific/Engineering :: Artificial Intelligence",
    "Topic :: Office/Business :: Financial",
]

# ── Ruff (linting + formatting) ───────────────────────────────────────────────
[tool.ruff]
target-version = "py311"
line-length = 100

[tool.ruff.lint]
select = ["E", "F", "W", "I", "N", "UP", "B", "SIM", "RUF"]
ignore = [
    "E501",   # line length handled by formatter
    "B008",   # do not perform calls in default args (Pydantic validators need this)
    "RUF012", # mutable class attrs — fine in Pydantic models
]

[tool.ruff.lint.per-file-ignores]
"tests/**/*.py" = ["S101", "ANN"]  # assert and missing annotations OK in tests

[tool.ruff.format]
quote-style = "double"
indent-style = "space"

# ── Mypy (type checking) ──────────────────────────────────────────────────────
[tool.mypy]
python_version = "3.11"
strict = true
ignore_missing_imports = true
warn_return_any = true
warn_unused_configs = true
exclude = ["tests/", "notebooks/", "data/"]

# ── Pytest ────────────────────────────────────────────────────────────────────
[tool.pytest.ini_options]
testpaths = ["tests"]
python_files = ["test_*.py"]
python_classes = ["Test*"]
python_functions = ["test_*"]
addopts = "-v --cov=src --cov-report=term-missing --cov-report=xml"

# ── Coverage ──────────────────────────────────────────────────────────────────
[tool.coverage.run]
source = ["src"]
omit = [
    "tests/*",
    "*/migrations/*",
    "*/__init__.py",
    "src/pages/*",
    "src/visualization/*",
]

[tool.coverage.report]
exclude_lines = [
    "pragma: no cover",
    "def __repr__",
    "if TYPE_CHECKING:",
    "raise NotImplementedError",
    "@abstractmethod",
]
fail_under = 80