🔧 Migrate from Poetry to PDM for the internal build config (#912)

pyproject.toml

@@ -1,14 +1,17 @@
-[tool.poetry]
+[build-system]
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
+
+[project]
 name = "sqlmodel"
-version = "0"
+dynamic = ["version"]
 description = "SQLModel, SQL databases in Python, designed for simplicity, compatibility, and robustness."
-authors = ["Sebastián Ramírez <tiangolo@gmail.com>"]
 readme = "README.md"
-homepage = "https://github.com/tiangolo/sqlmodel"
-documentation = "https://sqlmodel.tiangolo.com"
-repository = "https://github.com/tiangolo/sqlmodel"
-license = "MIT"
-exclude = ["sqlmodel/sql/expression.py.jinja2"]
+requires-python = ">=3.7"
+authors = [
+    { name = "Sebastián Ramírez", email = "tiangolo@gmail.com" },
+]
+
 classifiers = [
     "Development Status :: 4 - Beta",
     "Framework :: AsyncIO",
@@ -31,36 +34,28 @@ classifiers = [
     "Typing :: Typed",
 ]
 
-[tool.poetry.dependencies]
-python = "^3.7"
-SQLAlchemy = ">=2.0.0,<2.1.0"
-pydantic = ">=1.10.13,<3.0.0"
+dependencies = [
+    "SQLAlchemy >=2.0.0,<2.1.0",
+    "pydantic >=1.10.13,<3.0.0",
+]
 
-[tool.poetry.group.dev.dependencies]
-pytest = "^7.0.1"
-mypy = "1.4.1"
-# Needed by the code generator using templates
-black = ">=22.10,<24.0"
-mkdocs-material = "9.2.7"
-pillow = "^9.3.0"
-cairosvg = "^2.5.2"
-mdx-include = "^1.4.1"
-coverage = {extras = ["toml"], version = ">=6.2,<8.0"}
-fastapi = "^0.103.2"
-ruff = "0.2.0"
-# For FastAPI tests
-httpx = "0.24.1"
-# TODO: upgrade when deprecating Python 3.7
-dirty-equals = "^0.6.0"
-typer-cli = "^0.0.13"
-mkdocs-markdownextradata-plugin = ">=0.1.7,<0.3.0"
+[project.urls]
+Homepage = "https://github.com/tiangolo/sqlmodel"
+Documentation = "https://sqlmodel.tiangolo.com"
+Repository = "https://github.com/tiangolo/sqlmodel"
 
-[build-system]
-requires = ["poetry-core"]
-build-backend = "poetry.core.masonry.api"
+[tool.pdm]
+version = { source = "file", path = "sqlmodel/__init__.py" }
+distribution = true
 
-[tool.poetry-version-plugin]
-source = "init"
+[tool.pdm.build]
+source-includes = [
+    "tests/",
+    "docs_src/",
+    "requirements*.txt",
+    "scripts/",
+    "sqlmodel/sql/expression.py.jinja2",
+    ]
 
 [tool.coverage.run]
 parallel = true