F-strings (#29988)

Author: ShaharNaveh

ci/print_skipped.py

@@ -32,8 +32,7 @@ def main(filename):
             print("-" * 80)
         else:
             print(
-                "#{i} {class_name}.{test_name}: {message}".format(
-                    **dict(test_data, i=i)
-                )
+                f"#{i} {test_data['class_name']}."
+                f"{test_data['test_name']}: {test_data['message']}"
             )
             i += 1

doc/sphinxext/announce.py

@@ -113,13 +113,13 @@ def build_string(revision_range, heading="Contributors"):
     components["authors"] = "* " + "\n* ".join(components["authors"])
 
     tpl = textwrap.dedent(
-        """\
-    {heading}
-    {uline}
+        f"""\
+    {components['heading']}
+    {components['uline']}
 
-    {author_message}
-    {authors}"""
-    ).format(**components)
+    {components['author_message']}
+    {components['authors']}"""
+    )
     return tpl
 
 

doc/sphinxext/contributors.py

@@ -27,7 +27,7 @@ def run(self):
         except git.GitCommandError as exc:
             return [
                 self.state.document.reporter.warning(
-                    "Cannot find contributors for range '{}': {}".format(range_, exc),
+                    f"Cannot find contributors for range {repr(range_)}: {exc}",
                     line=self.lineno,
                 )
             ]