fix #585: switch to tomli

Merge pull request #586 from RonnyPfannschmidt/fix-585/switch-to-tomli

CHANGELOG.rst

@@ -2,6 +2,7 @@ In progress
 ===========
 
 * fix #524: new parameters ``normalize`` and ``version_cls`` to customize the version normalization class.
+* fix #585: switch from toml to tomli
 
 v6.0.1
 =======

setup.cfg

@@ -69,4 +69,4 @@ setuptools_scm.version_scheme =
 
 [options.extras_require]
 toml =
-    toml
+    tomli~=1.0.0

src/setuptools_scm/integration.py

@@ -38,9 +38,10 @@ def find_files(path=""):
 def _args_from_toml(name="pyproject.toml"):
     # todo: more sensible config initialization
     # move this helper back to config and unify it with the code from get_config
+    import tomli
 
     with open(name) as strm:
-        defn = __import__("toml").load(strm)
+        defn = tomli.load(strm)
     return defn.get("tool", {})["setuptools_scm"]
 
 

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist=py{27,34,35,36,37,38,39}-test,flake8,check_readme,check-dist,py{27,37}-selfcheck,docs
+envlist=py{36,37,38,39,310}-test,flake8,check_readme,check-dist,py{37}-selfcheck,docs
 
 [pytest]
 testpaths=testing
@@ -30,7 +30,6 @@ skip_install=
 deps=
     pytest
     setuptools >= 42
-    toml
 commands=
     test: pytest []
     selfcheck: python setup.py --version