Project metadata: Remove setup.py

Author: amotl

devtools/create_tag.sh

@@ -48,7 +48,7 @@ fi
 
 # check if tag to create has already been created
 WORKING_DIR=`dirname $0`
-VERSION=`python setup.py --version`
+VERSION=`hatch project metadata version`
 EXISTS=`git tag | grep $VERSION`
 
 if [ "$VERSION" == "$EXISTS" ]

pyproject.toml

@@ -1,5 +1,5 @@
 [build-system]
-requires = ["hatchling >= 1.26"]
+requires = ["hatchling"]
 build-backend = "hatchling.build"
 
 [tool.hatch.build.targets.wheel]
@@ -13,7 +13,7 @@ name = "crate-python"
 dynamic = ["version"]
 description = "CrateDB Python Client"
 authors = [{ name = "Crate.io", email = "[email protected]" }]
-requires-python = ">=3.10"
+requires-python = ">=3.6"
 readme = "README.rst"
 license = "Apache-2.0"
 classifiers = [
@@ -29,16 +29,21 @@ classifiers = [
         "Programming Language :: Python :: 3.14",
         "Programming Language :: Python :: Implementation :: CPython",
         "Programming Language :: Python :: Implementation :: PyPy",
+        "Programming Language :: SQL",
         "Topic :: Database",
+        "Topic :: Internet :: WWW/HTTP",
+        "Topic :: Scientific/Engineering :: Interface Engine/Protocol Translator",
+        "Topic :: System :: Networking",
 ]
 dependencies = [
-    "orjson>=3.11.3",
+    "orjson",
     "urllib3",
     "verlib2>=0.3.1",
 ]
 
 [dependency-groups]
 dev = [
+    "backports.zoneinfo<1; python_version<'3.9'",
     "certifi>=2025.10.5",
     "coverage<8",
     "mypy<1.19",