diff --git a/whotracksme/website/utils.py b/whotracksme/website/utils.py
index d8e54a4ad0..cc45aa7673 100644
--- a/whotracksme/website/utils.py
+++ b/whotracksme/website/utils.py
@@ -3,16 +3,15 @@
 import pathlib
 import os
 
-def myconverter(o):
-    if isinstance(o, datetime.datetime):
-        return o.isoformat()
+def write_json(path, **data):
+    def myconverter(o):
+        if isinstance(o, datetime.datetime):
+            return o.isoformat()
 
-def write_json(aPath, **aDict):
-    pathlib.Path(os.path.dirname(aPath)).mkdir(parents=True, exist_ok=True)
-    jsonString = simplejson.dumps(aDict, indent=2, default = myconverter)
-    jsonFile = open(aPath, "w")
-    jsonFile.write(jsonString)
-    jsonFile.close()
+    pathlib.Path(os.path.dirname(path)).mkdir(parents=True, exist_ok=True)
+    json = simplejson.dumps(data, indent=2, default = myconverter)
+    with open(path, "w") as file:
+        file.write(json)
 
 def without_keys(d, keys):
     return {k: d[k] for k in d.keys() - keys}