move setuptools_scm config to pyproject.toml

Author: graingert

pyproject.toml

@@ -1,2 +1,9 @@
+[build-system]
+requires = ["setuptools>=42", "wheel", "setuptools_scm[toml]>=3.4"]
+build-backend = "setuptools.build_meta"
+
 [tool.black]
 target_version = ["py36"]
+
+[tool.setuptools_scm]
+local_scheme = "no-local-version"

setup.py

@@ -1,9 +1,3 @@
 from setuptools import setup
 
-def local_scheme(version):
-    """Skip the local version (eg. +xyz of 0.6.1.dev4+gdf99fe2)
-    to be able to upload to Test PyPI"""
-    return ""
-
-
-setup(use_scm_version={"local_scheme": local_scheme})
+setup()