Classifiers in pyproject.toml are added (#309)

Author: dmitry-lipetsk

README.md

@@ -1,6 +1,7 @@
 [![Build Status](https://api.travis-ci.com/postgrespro/testgres.svg?branch=master)](https://travis-ci.com/github/postgrespro/testgres)
 [![codecov](https://codecov.io/gh/postgrespro/testgres/branch/master/graph/badge.svg)](https://codecov.io/gh/postgrespro/testgres)
-[![PyPI version](https://badge.fury.io/py/testgres.svg)](https://badge.fury.io/py/testgres)
+[![PyPI package version](https://badge.fury.io/py/testgres.svg)](https://badge.fury.io/py/testgres)
+[![PyPI python versions](https://img.shields.io/pypi/pyversions/testgres)](https://pypi.org/project/testgres)
 
 [Documentation](https://postgrespro.github.io/testgres/)
 

pyproject.toml

@@ -12,7 +12,6 @@ exclude = [".git", "__pycache__", "env", "venv"]
 [project]
 name = "testgres"
 version = "1.13.0"
-requires-python = ">=3.7.17"
 
 description = "Testing utility for PostgreSQL and its extensions"
 readme = "README.md"
@@ -31,6 +30,24 @@ keywords = [
     'postgresql',
 ]
 
+requires-python = ">=3.7.17"
+
+classifiers = [
+    "Intended Audience :: Developers",
+    "Operating System :: Unix",
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
+    "Topic :: Software Development :: Libraries",
+    "Topic :: Software Development :: Testing",
+]
+
 dependencies = [
     "pg8000",
     "port-for>=0.4",