diff --git a/gateway/app.py b/gateway/app.py
index 9575781..c8d08cf 100644
--- a/gateway/app.py
+++ b/gateway/app.py
@@ -9,9 +9,7 @@
 from pydantic import BaseModel
 
 # Add modules to path
-sys.path.insert(
-    0, os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "modules-python"))
-)
+sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "modules-python")))
 
 try:
     from ioc_analyzer import IOCAnalyzer
diff --git a/gateway/config.py b/gateway/config.py
index 5b5972f..c3ea5e9 100644
--- a/gateway/config.py
+++ b/gateway/config.py
@@ -19,9 +19,7 @@ class Settings(BaseSettings):
     redis_url: str = Field(default="redis://redis:6379/0", env="REDIS_URL")
 
     # JWT
-    jwt_secret: str = Field(
-        default="change_me_in_production_minimum_32_characters", env="JWT_SECRET"
-    )
+    jwt_secret: str = Field(default="change_me_in_production_minimum_32_characters", env="JWT_SECRET")
     jwt_algorithm: str = Field(default="HS256", env="JWT_ALGORITHM")
     jwt_expiration_minutes: int = Field(default=60, env="JWT_EXPIRATION_MINUTES")
 
@@ -31,9 +29,7 @@ class Settings(BaseSettings):
     api_workers: int = Field(default=4, env="API_WORKERS")
 
     # CORS
-    cors_origins: str = Field(
-        default="http://localhost:3000,http://localhost:8000", env="CORS_ORIGINS"
-    )
+    cors_origins: str = Field(default="http://localhost:3000,http://localhost:8000", env="CORS_ORIGINS")
 
     # Rate Limiting
     rate_limit_enabled: bool = Field(default=True, env="RATE_LIMIT_ENABLED")
diff --git a/modules-python/main.py b/modules-python/main.py
index 04a927f..3729e0d 100644
--- a/modules-python/main.py
+++ b/modules-python/main.py
@@ -35,9 +35,7 @@ def analyze_data():
             result = {"anomalies": anomalies, "total_analyzed": len(predictions)}
 
             # Cache result
-            redis_client.setex(
-                f"analysis:{data.get('id', 'unknown')}", 3600, json.dumps(result)
-            )
+            redis_client.setex(f"analysis:{data.get('id', 'unknown')}", 3600, json.dumps(result))
 
             return jsonify(result), 200
         else:
diff --git a/tests/test_python_modules.py b/tests/test_python_modules.py
index 07273ca..3899a9d 100644
--- a/tests/test_python_modules.py
+++ b/tests/test_python_modules.py
@@ -41,16 +41,12 @@ def test_identify_md5_hash(self):
 
     def test_identify_sha1_hash(self):
         """Test SHA1 hash identification"""
-        result = self.analyzer.identify_ioc_type(
-            "da39a3ee5e6b4b0d3255bfef95601890afd80709"
-        )
+        result = self.analyzer.identify_ioc_type("da39a3ee5e6b4b0d3255bfef95601890afd80709")
         assert result == "sha1"
 
     def test_identify_sha256_hash(self):
         """Test SHA256 hash identification"""
-        result = self.analyzer.identify_ioc_type(
-            "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
-        )
+        result = self.analyzer.identify_ioc_type("e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855")
         assert result == "sha256"
 
     def test_identify_unknown(self):
@@ -133,12 +129,8 @@ def test_aggregate_threats(self):
         self.feed.add_feed("feed1", "https://example.com/feed1")
         self.feed.add_feed("feed2", "https://example.com/feed2")
 
-        self.feed.update_feed(
-            "feed1", {"threats": [{"ip": "1.2.3.4", "severity": "high"}]}
-        )
-        self.feed.update_feed(
-            "feed2", {"threats": [{"domain": "evil.com", "severity": "medium"}]}
-        )
+        self.feed.update_feed("feed1", {"threats": [{"ip": "1.2.3.4", "severity": "high"}]})
+        self.feed.update_feed("feed2", {"threats": [{"domain": "evil.com", "severity": "medium"}]})
 
         threats = self.feed.aggregate_threats()
         assert len(threats) == 2
@@ -168,9 +160,7 @@ def test_remove_nonexistent_feed(self):
     def test_fetch_indicators(self):
         """Test fetching indicators"""
         self.feed.add_feed("test_feed", "https://example.com/feed")
-        self.feed.update_feed(
-            "test_feed", {"threats": [{"ip": "1.2.3.4", "severity": "high"}]}
-        )
+        self.feed.update_feed("test_feed", {"threats": [{"ip": "1.2.3.4", "severity": "high"}]})
         indicators = self.feed.fetch_indicators()
         assert len(indicators) == 1
         assert indicators[0]["ip"] == "1.2.3.4"