diff --git a/studio/backend/core/inference/sandbox_site/sitecustomize.py b/studio/backend/core/inference/sandbox_site/sitecustomize.py
index b0cae85935..3b6e2aaee7 100644
--- a/studio/backend/core/inference/sandbox_site/sitecustomize.py
+++ b/studio/backend/core/inference/sandbox_site/sitecustomize.py
@@ -380,6 +380,7 @@ def _guarded_import_module(name, package = None):
         _guard_loaded_httpcore_modules()
     return module
 
+
 def _guard_legacy_source_loader():
     cls = importlib.machinery.SourceFileLoader
     original = getattr(cls, "load_module", None)
@@ -450,12 +451,8 @@ def _make_network_guard_audit():
                 origin_relative = relpath(origin_path, root).replace("\\", "/")
                 code_relative = relpath(code_path, root).replace("\\", "/")
                 return (
-                    (
-                        origin_relative == package
-                        or origin_relative.startswith(f"{package}/")
-                    )
-                    and (code_relative == package or code_relative.startswith(f"{package}/"))
-                )
+                    origin_relative == package or origin_relative.startswith(f"{package}/")
+                ) and (code_relative == package or code_relative.startswith(f"{package}/"))
         except (OSError, ValueError):
             return False
         return False
@@ -483,9 +480,7 @@ def _make_network_guard_audit():
             ):
                 frame = frame.f_back
                 continue
-            return not (
-                frame_uses_package(frame, "httpx") or frame_uses_package(frame, "httpcore")
-            )
+            return not (frame_uses_package(frame, "httpx") or frame_uses_package(frame, "httpcore"))
         return True
 
     def audit(event, args):
@@ -494,18 +489,18 @@ def _make_network_guard_audit():
             if not isinstance(fullname, str):
                 return
             root = fullname.split(".", 1)[0]
-            if root in blocked or (
-                root in direct_blocked and sandbox_requested_import(2)
-            ):
+            if root in blocked or (root in direct_blocked and sandbox_requested_import(2)):
                 blocked_error(root)
             return
         if event not in {"socket.connect", "socket.connect_ex", "socket.getaddrinfo"}:
             return
         if httpcore_network_active():
             return
-        if package_in_stack("httpcore", 2) or package_in_stack(
-            "anyio", 2
-        ) or package_in_stack("trio", 2):
+        if (
+            package_in_stack("httpcore", 2)
+            or package_in_stack("anyio", 2)
+            or package_in_stack("trio", 2)
+        ):
             blocked_error("httpcore")
 
     return audit
diff --git a/studio/backend/core/inference/tools.py b/studio/backend/core/inference/tools.py
index e05d448491..26c6600612 100644
--- a/studio/backend/core/inference/tools.py
+++ b/studio/backend/core/inference/tools.py
@@ -492,18 +492,13 @@ def _python_payload_launches_startup_bypass(code: str, depth: int) -> bool:
             if command_node is None:
                 continue
             nested = _static_python_command_argument(command_node)
-            if nested is not None and _sandbox_python_startup_bypasses_guard(
-                nested, depth + 1
-            ):
+            if nested is not None and _sandbox_python_startup_bypasses_guard(nested, depth + 1):
                 return True
     return False
 
 
 def _segment_python_launch_bypasses_guard(
-    segment: list[str],
-    python_index: int,
-    environment_tainted: bool,
-    depth: int,
+    segment: list[str], python_index: int, environment_tainted: bool, depth: int
 ) -> bool:
     if environment_tainted or _segment_mutates_sandbox_python_env(segment, python_index):
         return True
@@ -3229,7 +3224,9 @@ def _render_html_computed_network_access(code: str, depth: int = 0) -> bool:
         arguments = _js_call_arguments(code, match.end())
         if arguments is None:
             return True
-        method = (match.group("insert") or match.group("contextual") or match.group("write")).lower()
+        method = (
+            match.group("insert") or match.group("contextual") or match.group("write")
+        ).lower()
         if _render_html_markup_call_reaches_network(arguments, method, depth):
             return True
 
@@ -6186,11 +6183,7 @@ def _check_signal_escape_patterns(code: str):
         def _source_loader_module_name(self, node) -> str | None:
             if isinstance(node, ast.Name):
                 return self.source_loader_names.get(node.id)
-            if (
-                isinstance(node, ast.Call)
-                and self._is_source_file_loader(node.func)
-                and node.args
-            ):
+            if isinstance(node, ast.Call) and self._is_source_file_loader(node.func) and node.args:
                 return self._static_string(node.args[0])
             return None
 
diff --git a/studio/backend/tests/test_bypass_permissions.py b/studio/backend/tests/test_bypass_permissions.py
index 621cde9292..79f5957bec 100644
--- a/studio/backend/tests/test_bypass_permissions.py
+++ b/studio/backend/tests/test_bypass_permissions.py
@@ -187,7 +187,7 @@ def test_bash_blocklist_enforced_when_sandboxed(captured_popen):
         'find . -type f -execdir bash -c "python -I -c import\\ boto3" ;',
         'python$IFS-S -c "import boto3"',
         "python -c \"import subprocess; subprocess.run(['python','-S','-c','import boto3'])\"",
-        "python -c \"import os; os.system(\\\"python -S -c 'import boto3'\\\")\"",
+        'python -c "import os; os.system(\\"python -S -c \'import boto3\'\\")"',
     ],
 )
 def test_bash_blocks_python_startup_guard_bypasses(captured_popen, command):
diff --git a/studio/backend/tests/test_permission_mode.py b/studio/backend/tests/test_permission_mode.py
index e884cbb4ab..cde473561e 100644
--- a/studio/backend/tests/test_permission_mode.py
+++ b/studio/backend/tests/test_permission_mode.py
@@ -1131,10 +1131,7 @@ def test_render_html_gated_only_when_networked():
         is True
     )
     assert (
-        rh(
-            "<script>document.createRange().createContextualFragment("
-            "'<p>Local</p>')</script>"
-        )
+        rh("<script>document.createRange().createContextualFragment('<p>Local</p>')</script>")
         is False
     )
     assert rh("<script>[img.src] = ['https://evil/x']</script>") is True