diff --git a/scripts/detect_duplicate_features.py b/scripts/detect_duplicate_features.py
index 7da0655e..f852e178 100644
--- a/scripts/detect_duplicate_features.py
+++ b/scripts/detect_duplicate_features.py
@@ -1,67 +1,73 @@
 import os
+
 import yaml
 
+
 def findall_features(features):
     feature_list = []
     for feature in features:
-        if 'and' in feature:
-            and_list = findall_features(feature['and'])
+        if "and" in feature:
+            and_list = findall_features(feature["and"])
             for x in and_list:
                 feature_list.append(x)
-        elif 'or' in feature:
-            or_list = findall_features(feature['or'])
+        elif "or" in feature:
+            or_list = findall_features(feature["or"])
             for y in or_list:
                 feature_list.append(y)
         else:
             feature_list.append(feature)
+
     return feature_list
 
+
 def find_overlapping_rules(new_rule_path, rules_path):
-    if not new_rule_path.endswith('.yml'):
-        return 'ERROR ! New rule path file name incorrect'
-    
+    if not new_rule_path.endswith(".yml"):
+        return "ERROR ! New rule path file name incorrect"
+
     count = 0
 
-    with open(new_rule_path, 'r') as f:
+    with open(new_rule_path, "r") as f:
         new_rule = yaml.safe_load(f)
-    if 'rule' not in new_rule:
+
+    if "rule" not in new_rule:
         return "ERROR ! given new rule path isn't a rule"
-    
-    new_rule_features = findall_features(new_rule['rule']['features'])
+
+    new_rule_features = findall_features(new_rule["rule"]["features"])
 
     overlapping_rules = []
-    
+
     for dirpath, dirnames, filenames in os.walk(rules_path):
         for filename in filenames:
-            if filename.endswith('.yml'):
+            if filename.endswith(".yml"):
                 rule_path = os.path.join(dirpath, filename)
-                with open(rule_path, 'r') as f:
+                with open(rule_path, "r") as f:
                     rule = yaml.safe_load(f)
-                    if 'rule' not in rule:
+                    if "rule" not in rule:
                         continue
-                    rule_features = findall_features(rule['rule']['features'])
-                    count+=1
+                    rule_features = findall_features(rule["rule"]["features"])
+                    count += 1
                 if any([feature in rule_features for feature in new_rule_features]):
                     overlapping_rules.append(rule_path)
-    result = {'overlapping_rules': overlapping_rules,
-              'count': count}
-    
+
+    result = {"overlapping_rules": overlapping_rules, "count": count}
+
     return result
 
+
 # usage
-base_dir = ''
-new_rule_path = base_dir + 'rules\\anti-analysis\\reference-analysis-tools-strings.yml'
-rules_path = base_dir + 'rules'
+base_dir = ""
+new_rule_path = base_dir + "rules\\anti-analysis\\reference-analysis-tools-strings.yml"
+rules_path = base_dir + "rules"
 
 try:
     result = find_overlapping_rules(new_rule_path, rules_path)
-    print('New rule path : %s' % new_rule_path)
-    print('Number of rules checked : %s ' % result['count'])
-    print('Paths to overlapping rules : ', result['overlapping_rules'])
-    print('Number of rules containing same features : %s' % len(result['overlapping_rules']))
+    print("New rule path : %s" % new_rule_path)
+    print("Number of rules checked : %s " % result["count"])
+    print("Paths to overlapping rules : ", result["overlapping_rules"])
+    print("Number of rules containing same features : %s" % len(result["overlapping_rules"]))
 except Exception as e:
     print(e)
     try:
-        print(result,'')
+        print(result, "")
     except:
         pass