Switch license metadata to the PEP 639 format

SpecLad · SpecLad · commit 6be2054b7765 · 2025-07-19T17:20:18.000+03:00
License classifiers and the table form of `license` are now deprecated.
diff --git a/pyproject.toml b/pyproject.toml
@@ -8,11 +8,11 @@ authors = [
     {name = "Thomas Kluyver", email = "thomas@kluyver.me.uk"},
 ]
 readme = "README.rst"
-license = {file = "LICENSE"}
+license = "MIT"
+license-files = ["LICENSE"]
 requires-python = ">=3.8"
 dependencies = []
 classifiers = [
-    "License :: OSI Approved :: MIT License",
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3 :: Only",
 ]

Original file line number	Diff line number	Diff line change
`@@ -8,11 +8,11 @@ authors = [`
`8`	`8`	`{name = "Thomas Kluyver", email = "thomas@kluyver.me.uk"},`
`9`	`9`	`]`
`10`	`10`	`readme = "README.rst"`
`11`		`-license = {file = "LICENSE"}`
	`11`	`+license = "MIT"`
	`12`	`+license-files = ["LICENSE"]`
`12`	`13`	`requires-python = ">=3.8"`
`13`	`14`	`dependencies = []`
`14`	`15`	`classifiers = [`
`15`		`- "License :: OSI Approved :: MIT License",`
`16`	`16`	`"Programming Language :: Python :: 3",`
`17`	`17`	`"Programming Language :: Python :: 3 :: Only",`
`18`	`18`	`]`