diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 22caac9b9..71cccd907 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -34,7 +34,7 @@ repos:
     -   id: reorder-python-imports
         args: ['--application-directories=.:src', --py36-plus]
 -   repo: https://github.com/asottile/pyupgrade
-    rev: v2.11.0
+    rev: v2.12.0
     hooks:
     -   id: pyupgrade
         args: [--py36-plus]
diff --git a/src/_pytest/_code/code.py b/src/_pytest/_code/code.py
index 1b4760a0c..5f3226296 100644
--- a/src/_pytest/_code/code.py
+++ b/src/_pytest/_code/code.py
@@ -968,7 +968,7 @@ class TerminalRepr:
         return io.getvalue().strip()
 
     def __repr__(self) -> str:
-        return "<{} instance at {:0x}>".format(self.__class__, id(self))
+        return f"<{self.__class__} instance at {id(self):0x}>"
 
     def toterminal(self, tw: TerminalWriter) -> None:
         raise NotImplementedError()
diff --git a/src/_pytest/_io/saferepr.py b/src/_pytest/_io/saferepr.py
index fa123d2cb..e7ff5cab2 100644
--- a/src/_pytest/_io/saferepr.py
+++ b/src/_pytest/_io/saferepr.py
@@ -12,7 +12,7 @@ def _try_repr_or_str(obj: object) -> str:
     except (KeyboardInterrupt, SystemExit):
         raise
     except BaseException:
-        return '{}("{}")'.format(type(obj).__name__, obj)
+        return f'{type(obj).__name__}("{obj}")'
 
 
 def _format_repr_exception(exc: BaseException, obj: object) -> str:
@@ -21,7 +21,7 @@ def _format_repr_exception(exc: BaseException, obj: object) -> str:
     except (KeyboardInterrupt, SystemExit):
         raise
     except BaseException as exc:
-        exc_info = "unpresentable exception ({})".format(_try_repr_or_str(exc))
+        exc_info = f"unpresentable exception ({_try_repr_or_str(exc)})"
     return "<[{} raised in repr()] {} object at 0x{:x}>".format(
         exc_info, type(obj).__name__, id(obj)
     )
diff --git a/src/_pytest/compat.py b/src/_pytest/compat.py
index 4236618e8..0c7e76268 100644
--- a/src/_pytest/compat.py
+++ b/src/_pytest/compat.py
@@ -418,4 +418,4 @@ else:
 #
 # This also work for Enums (if you use `is` to compare) and Literals.
 def assert_never(value: "NoReturn") -> "NoReturn":
-    assert False, "Unhandled value: {} ({})".format(value, type(value).__name__)
+    assert False, f"Unhandled value: {value} ({type(value).__name__})"
diff --git a/src/_pytest/config/__init__.py b/src/_pytest/config/__init__.py
index 237f5c39e..0fd91c2c9 100644
--- a/src/_pytest/config/__init__.py
+++ b/src/_pytest/config/__init__.py
@@ -721,7 +721,7 @@ class PytestPluginManager(PluginManager):
             __import__(importspec)
         except ImportError as e:
             raise ImportError(
-                'Error importing plugin "{}": {}'.format(modname, str(e.args[0]))
+                f'Error importing plugin "{modname}": {e.args[0]}'
             ).with_traceback(e.__traceback__) from e
 
         except Skipped as e:
diff --git a/src/_pytest/fixtures.py b/src/_pytest/fixtures.py
index b0a895a04..9b07a04bc 100644
--- a/src/_pytest/fixtures.py
+++ b/src/_pytest/fixtures.py
@@ -859,7 +859,7 @@ class FixtureLookupError(LookupError):
                 error_msg = "file %s, line %s: source code not available"
                 addline(error_msg % (fspath, lineno + 1))
             else:
-                addline("file {}, line {}".format(fspath, lineno + 1))
+                addline(f"file {fspath}, line {lineno + 1}")
                 for i, line in enumerate(lines):
                     line = line.rstrip()
                     addline("  " + line)
@@ -908,7 +908,7 @@ class FixtureLookupErrorRepr(TerminalRepr):
         lines = self.errorstring.split("\n")
         if lines:
             tw.line(
-                "{}       {}".format(FormattedExcinfo.fail_marker, lines[0].strip()),
+                f"{FormattedExcinfo.fail_marker}       {lines[0].strip()}",
                 red=True,
             )
             for line in lines[1:]:
@@ -922,7 +922,7 @@ class FixtureLookupErrorRepr(TerminalRepr):
 
 def fail_fixturefunc(fixturefunc, msg: str) -> "NoReturn":
     fs, lineno = getfslineno(fixturefunc)
-    location = "{}:{}".format(fs, lineno + 1)
+    location = f"{fs}:{lineno + 1}"
     source = _pytest._code.Source(fixturefunc)
     fail(msg + ":\n\n" + str(source.indent()) + "\n" + location, pytrace=False)
 
diff --git a/src/_pytest/main.py b/src/_pytest/main.py
index 2c2a83979..18a8a6592 100644
--- a/src/_pytest/main.py
+++ b/src/_pytest/main.py
@@ -294,7 +294,7 @@ def wrap_session(
             except exit.Exception as exc:
                 if exc.returncode is not None:
                     session.exitstatus = exc.returncode
-                sys.stderr.write("{}: {}\n".format(type(exc).__name__, exc))
+                sys.stderr.write(f"{type(exc).__name__}: {exc}\n")
             else:
                 if isinstance(excinfo.value, SystemExit):
                     sys.stderr.write("mainloop: caught unexpected SystemExit!\n")
@@ -311,7 +311,7 @@ def wrap_session(
             except exit.Exception as exc:
                 if exc.returncode is not None:
                     session.exitstatus = exc.returncode
-                sys.stderr.write("{}: {}\n".format(type(exc).__name__, exc))
+                sys.stderr.write(f"{type(exc).__name__}: {exc}\n")
         config._ensure_unconfigure()
     return session.exitstatus
 
@@ -718,7 +718,7 @@ class Session(nodes.FSCollector):
             # If it's a directory argument, recurse and look for any Subpackages.
             # Let the Package collector deal with subnodes, don't collect here.
             if argpath.is_dir():
-                assert not names, "invalid arg {!r}".format((argpath, names))
+                assert not names, f"invalid arg {(argpath, names)!r}"
 
                 seen_dirs: Set[Path] = set()
                 for direntry in visit(str(argpath), self._recurse):
diff --git a/src/_pytest/mark/expression.py b/src/_pytest/mark/expression.py
index 2e7dcf93c..72e2ed4bd 100644
--- a/src/_pytest/mark/expression.py
+++ b/src/_pytest/mark/expression.py
@@ -103,7 +103,7 @@ class Scanner:
                 else:
                     raise ParseError(
                         pos + 1,
-                        'unexpected character "{}"'.format(input[pos]),
+                        f'unexpected character "{input[pos]}"',
                     )
         yield Token(TokenType.EOF, "", pos)
 
diff --git a/src/_pytest/mark/structures.py b/src/_pytest/mark/structures.py
index d2f21e168..845a97339 100644
--- a/src/_pytest/mark/structures.py
+++ b/src/_pytest/mark/structures.py
@@ -99,9 +99,7 @@ class ParameterSet(
 
         if id is not None:
             if not isinstance(id, str):
-                raise TypeError(
-                    "Expected id to be a string, got {}: {!r}".format(type(id), id)
-                )
+                raise TypeError(f"Expected id to be a string, got {type(id)}: {id!r}")
             id = ascii_escaped(id)
         return cls(values, marks, id)
 
diff --git a/src/_pytest/pastebin.py b/src/_pytest/pastebin.py
index 131873c17..189ed3c5e 100644
--- a/src/_pytest/pastebin.py
+++ b/src/_pytest/pastebin.py
@@ -86,7 +86,7 @@ def create_new_paste(contents: Union[str, bytes]) -> str:
         return "bad response: %s" % exc_info
     m = re.search(r'href="/raw/(\w+)"', response)
     if m:
-        return "{}/show/{}".format(url, m.group(1))
+        return f"{url}/show/{m.group(1)}"
     else:
         return "bad response: invalid format ('" + response + "')"
 
diff --git a/src/_pytest/pathlib.py b/src/_pytest/pathlib.py
index a0aa800f7..f641e6491 100644
--- a/src/_pytest/pathlib.py
+++ b/src/_pytest/pathlib.py
@@ -500,9 +500,7 @@ def import_path(
             spec = importlib.util.spec_from_file_location(module_name, str(path))
 
         if spec is None:
-            raise ImportError(
-                "Can't find module {} at location {}".format(module_name, str(path))
-            )
+            raise ImportError(f"Can't find module {module_name} at location {path}")
         mod = importlib.util.module_from_spec(spec)
         sys.modules[module_name] = mod
         spec.loader.exec_module(mod)  # type: ignore[union-attr]
diff --git a/src/_pytest/pytester.py b/src/_pytest/pytester.py
index 5a29c8eae..037f69e0b 100644
--- a/src/_pytest/pytester.py
+++ b/src/_pytest/pytester.py
@@ -1865,7 +1865,7 @@ class LineMatcher:
             Match lines consecutively?
         """
         if not isinstance(lines2, collections.abc.Sequence):
-            raise TypeError("invalid type for lines2: {}".format(type(lines2).__name__))
+            raise TypeError(f"invalid type for lines2: {type(lines2).__name__}")
         lines2 = self._getlines(lines2)
         lines1 = self.lines[:]
         extralines = []
diff --git a/src/_pytest/python.py b/src/_pytest/python.py
index e6808a99a..5ef5085c7 100644
--- a/src/_pytest/python.py
+++ b/src/_pytest/python.py
@@ -1400,7 +1400,7 @@ def idmaker(
         # Suffix non-unique IDs to make them unique.
         for index, test_id in enumerate(resolved_ids):
             if test_id_counts[test_id] > 1:
-                resolved_ids[index] = "{}{}".format(test_id, test_id_suffixes[test_id])
+                resolved_ids[index] = f"{test_id}{test_id_suffixes[test_id]}"
                 test_id_suffixes[test_id] += 1
 
     return resolved_ids
@@ -1449,7 +1449,7 @@ def _show_fixtures_per_test(config: Config, session: Session) -> None:
         tw.line()
         tw.sep("-", f"fixtures used by {item.name}")
         # TODO: Fix this type ignore.
-        tw.sep("-", "({})".format(get_best_relpath(item.function)))  # type: ignore[attr-defined]
+        tw.sep("-", f"({get_best_relpath(item.function)})")  # type: ignore[attr-defined]
         # dict key not used in loop but needed for sorting.
         for _, fixturedefs in sorted(info.name2fixturedefs.items()):
             assert fixturedefs is not None
diff --git a/src/_pytest/python_api.py b/src/_pytest/python_api.py
index 1531d2fe3..69f01619a 100644
--- a/src/_pytest/python_api.py
+++ b/src/_pytest/python_api.py
@@ -733,9 +733,7 @@ def raises(
     else:
         func = args[0]
         if not callable(func):
-            raise TypeError(
-                "{!r} object (type: {}) must be callable".format(func, type(func))
-            )
+            raise TypeError(f"{func!r} object (type: {type(func)}) must be callable")
         try:
             func(*args[1:], **kwargs)
         except expected_exception as e:
diff --git a/src/_pytest/recwarn.py b/src/_pytest/recwarn.py
index d872d9da4..eb59fee29 100644
--- a/src/_pytest/recwarn.py
+++ b/src/_pytest/recwarn.py
@@ -149,9 +149,7 @@ def warns(
     else:
         func = args[0]
         if not callable(func):
-            raise TypeError(
-                "{!r} object (type: {}) must be callable".format(func, type(func))
-            )
+            raise TypeError(f"{func!r} object (type: {type(func)}) must be callable")
         with WarningsChecker(expected_warning, _ispytest=True):
             return func(*args[1:], **kwargs)
 
diff --git a/src/_pytest/setuponly.py b/src/_pytest/setuponly.py
index 44a1094c0..9a1dd7517 100644
--- a/src/_pytest/setuponly.py
+++ b/src/_pytest/setuponly.py
@@ -79,7 +79,7 @@ def _show_fixture_action(fixturedef: FixtureDef[object], msg: str) -> None:
             tw.write(" (fixtures used: {})".format(", ".join(deps)))
 
     if hasattr(fixturedef, "cached_param"):
-        tw.write("[{}]".format(saferepr(fixturedef.cached_param, maxsize=42)))  # type: ignore[attr-defined]
+        tw.write(f"[{saferepr(fixturedef.cached_param, maxsize=42)}]")  # type: ignore[attr-defined]
 
     tw.flush()
 
diff --git a/src/_pytest/terminal.py b/src/_pytest/terminal.py
index 252f898bf..01d378abc 100644
--- a/src/_pytest/terminal.py
+++ b/src/_pytest/terminal.py
@@ -588,7 +588,7 @@ class TerminalReporter:
         if self.verbosity <= 0 and self._show_progress_info:
             if self._show_progress_info == "count":
                 num_tests = self._session.testscollected
-                progress_length = len(" [{}/{}]".format(str(num_tests), str(num_tests)))
+                progress_length = len(f" [{num_tests}/{num_tests}]")
             else:
                 progress_length = len(" [100%]")
 
@@ -610,7 +610,7 @@ class TerminalReporter:
         if self._show_progress_info == "count":
             if collected:
                 progress = self._progress_nodeids_reported
-                counter_format = "{{:{}d}}".format(len(str(collected)))
+                counter_format = f"{{:{len(str(collected))}d}}"
                 format_string = f" [{counter_format}/{{}}]"
                 return format_string.format(len(progress), collected)
             return f" [ {collected} / {collected} ]"
@@ -704,7 +704,7 @@ class TerminalReporter:
             pypy_version_info = getattr(sys, "pypy_version_info", None)
             if pypy_version_info:
                 verinfo = ".".join(map(str, pypy_version_info[:3]))
-                msg += "[pypy-{}-{}]".format(verinfo, pypy_version_info[3])
+                msg += f"[pypy-{verinfo}-{pypy_version_info[3]}]"
             msg += ", pytest-{}, py-{}, pluggy-{}".format(
                 _pytest._version.version, py.__version__, pluggy.__version__
             )
@@ -1066,7 +1066,7 @@ class TerminalReporter:
         msg = ", ".join(line_parts)
 
         main_markup = {main_color: True}
-        duration = " in {}".format(format_session_duration(session_duration))
+        duration = f" in {format_session_duration(session_duration)}"
         duration_with_markup = self._tw.markup(duration, **main_markup)
         if display_sep:
             fullwidth += len(duration_with_markup) - len(duration)
diff --git a/testing/acceptance_test.py b/testing/acceptance_test.py
index 452849f2b..cc3f160d2 100644
--- a/testing/acceptance_test.py
+++ b/testing/acceptance_test.py
@@ -188,7 +188,7 @@ class TestGeneralUsage:
         result.stderr.fnmatch_lines(
             [
                 f"ERROR: not found: {p2}",
-                "(no name {!r} in any of [[][]])".format(str(p2)),
+                f"(no name {str(p2)!r} in any of [[][]])",
                 "",
             ]
         )
diff --git a/testing/python/raises.py b/testing/python/raises.py
index a3991adae..2d62e9109 100644
--- a/testing/python/raises.py
+++ b/testing/python/raises.py
@@ -144,7 +144,7 @@ class TestRaises:
         try:
             pytest.raises(ValueError, int, "0")
         except pytest.fail.Exception as e:
-            assert e.msg == "DID NOT RAISE {}".format(repr(ValueError))
+            assert e.msg == f"DID NOT RAISE {repr(ValueError)}"
         else:
             assert False, "Expected pytest.raises.Exception"
 
@@ -152,7 +152,7 @@ class TestRaises:
             with pytest.raises(ValueError):
                 pass
         except pytest.fail.Exception as e:
-            assert e.msg == "DID NOT RAISE {}".format(repr(ValueError))
+            assert e.msg == f"DID NOT RAISE {repr(ValueError)}"
         else:
             assert False, "Expected pytest.raises.Exception"
 
diff --git a/testing/test_warnings.py b/testing/test_warnings.py
index 8c9c227b2..d3c69f1ab 100644
--- a/testing/test_warnings.py
+++ b/testing/test_warnings.py
@@ -772,7 +772,7 @@ class TestStackLevel:
         # with stacklevel=2 the warning should originate from the above created test file
         result.stdout.fnmatch_lines_random(
             [
-                "*{testfile}:3*".format(testfile=str(testfile)),
+                f"*{testfile}:3*",
                 "*Unknown pytest.mark.unknown*",
             ]
         )