Explicitly specify build-backend in pyproject.toml (#7742)

2020-04-10 14:46:21 +00:00 · 2020-04-10 14:46:21 +00:00 · 3764736f20
--- a/news/7740.trivial
+++ b/news/7740.trivial
@ -0,0 +1 @@
+Use PEP 517 layout by specifying ``build-backend``, so that ``pip`` can be built with tools (such as ``pep517``) that don't support the legacy layout.
--- a/pyproject.toml
+++ b/pyproject.toml
@ -1,5 +1,6 @@
 [build-system]
 requires = ["setuptools", "wheel"]
+build-backend = "setuptools.build_meta"

 [tool.towncrier]
 package = "pip"
				`@ -0,0 +1 @@`
				Use PEP 517 layout by specifying ``build-backend``, so that ``pip`` can be built with tools (such as ``pep517``) that don't support the legacy layout.