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

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

tests/conftest.py

@@ -1,14 +1,19 @@
 import os
 import shutil
 
+
 def pytest_configure(config):
     """
     A pytest hook to customize the terminal summary.
     """
     # Get the environment variable
     mermaid_server = os.getenv("MERMAID_INK_SERVER", "Not Set")
 
-    mermaid_server = f"\033[92m{mermaid_server}\033[0m" if mermaid_server != "Not Set" else f"\033[91mNot Set\033[0m"
+    mermaid_server = (
+        f"\033[92m{mermaid_server}\033[0m"
+        if mermaid_server != "Not Set"
+        else "\033[91mNot Set\033[0m"
+    )
     # Print the environment variable at the start
     word = " Custom Environment Information "
     line = word.center(shutil.get_terminal_size(fallback=(80, 20))[0], "=")