py36+: pyupgrade: py36+

doc/en/example/assertion/failure_demo.py

@@ -176,7 +176,7 @@ class TestRaises:
 
     def test_reinterpret_fails_with_print_for_the_fun_of_it(self):
         items = [1, 2, 3]
-        print("items is {!r}".format(items))
+        print(f"items is {items!r}")
         a, b = items.pop()
 
     def test_some_error(self):

doc/en/example/assertion/global_testmodule_config/conftest.py

@@ -11,4 +11,4 @@ def pytest_runtest_setup(item):
             return
         mod = item.getparent(pytest.Module).obj
         if hasattr(mod, "hello"):
-            print("mod.hello {!r}".format(mod.hello))
+            print(f"mod.hello {mod.hello!r}")

doc/en/example/multipython.py

@@ -26,7 +26,7 @@ class Python:
     def __init__(self, version, picklefile):
         self.pythonpath = shutil.which(version)
         if not self.pythonpath:
-            pytest.skip("{!r} not found".format(version))
+            pytest.skip(f"{version!r} not found")
         self.picklefile = picklefile
 
     def dumps(self, obj):
@@ -69,4 +69,4 @@ class Python:
 @pytest.mark.parametrize("obj", [42, {}, {1: 3}])
 def test_basic_objects(python1, python2, obj):
     python1.dumps(obj)
-    python2.load_and_is_true("obj == {}".format(obj))
+    python2.load_and_is_true(f"obj == {obj}")

doc/en/example/nonpython/conftest.py

@@ -40,7 +40,7 @@ class YamlItem(pytest.Item):
             )
 
     def reportinfo(self):
-        return self.fspath, 0, "usecase: {}".format(self.name)
+        return self.fspath, 0, f"usecase: {self.name}"
 
 
 class YamlException(Exception):