[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

mypy/modulefinder.py

@@ -688,14 +688,17 @@ def matches_exclude(
             if re.search(exclude, subpath_str):
                 if verbose:
                     print(
-                        f"TRACE: Excluding {subpath_str} (matches pattern {exclude})", file=sys.stderr
+                        f"TRACE: Excluding {subpath_str} (matches pattern {exclude})",
+                        file=sys.stderr,
                     )
                 return True
         except re.error as e:
             print(f"error: The exclude {exclude} is an invalid regular expression, because:", e)
-            if '\\' in exclude:
+            if "\\" in exclude:
                 print("(Hint: use / as a path separator, even if you're on Windows!)")
-            print("For more information on Python's flavor of regex, see: https://docs.python.org/3/library/re.html")
+            print(
+                "For more information on Python's flavor of regex, see: https://docs.python.org/3/library/re.html"
+            )
             sys.exit(2)
     return False