From 474847081a11b0f643df5950f4763ac29a1524b0 Mon Sep 17 00:00:00 2001
From: Ned Batchelder <ned@nedbatchelder.com>
Date: Sat, 9 Jan 2021 08:27:11 -0500
Subject: Use the modern way to load modules by file name.

Python 3.10 finally got super-noisy about load_module, which has been
deprecated since 3.4!

https://docs.python.org/3/library/importlib.html#importlib.abc.Loader.load_module
---
 coverage/backward.py | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

(limited to 'coverage/backward.py')

diff --git a/coverage/backward.py b/coverage/backward.py
index 9d1d78e5..8af3452b 100644
--- a/coverage/backward.py
+++ b/coverage/backward.py
@@ -245,15 +245,17 @@ def import_local_file(modname, modfile=None):
 
     """
     try:
-        from importlib.machinery import SourceFileLoader
+        import importlib.util as importlib_util
     except ImportError:
-        SourceFileLoader = None
+        importlib_util = None
 
     if modfile is None:
         modfile = modname + '.py'
-    if SourceFileLoader:
-        # pylint: disable=no-value-for-parameter, deprecated-method
-        mod = SourceFileLoader(modname, modfile).load_module()
+    if importlib_util:
+        spec = importlib_util.spec_from_file_location(modname, modfile)
+        mod = importlib_util.module_from_spec(spec)
+        sys.modules[modname] = mod
+        spec.loader.exec_module(mod)
     else:
         for suff in imp.get_suffixes():                 # pragma: part covered
             if suff[0] == '.py':
-- 
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