fixes

Author: aclark4life

django_mongodb/utils.py

@@ -28,15 +28,18 @@ def check_django_compatability():
 
 def parse(uri):
     uri = parse_uri(uri)
-    name = None
     port = None
 
     if uri["fqdn"] is None:
         # If fqdn is None then this is not a SRV URI, so we need to extract the
         # port from the first node in the nodelist.
         if "nodelist" in uri and isinstance(uri["nodelist"], list) and len(uri["nodelist"]) > 0:
             first_node = uri["nodelist"][0]
-            if isinstance(first_node, tuple) and len(first_node) > 1 and isinstance(first_node[1], int):
+            if (
+                isinstance(first_node, tuple)
+                and len(first_node) > 1
+                and isinstance(first_node[1], int)
+            ):
                 port = first_node[1]
     else:
         # The fqdn is not none so we need to add the mongodb+srv:// prefix to the host.
@@ -46,11 +49,14 @@ def parse(uri):
         "ENGINE": "django_mongodb",
         "NAME": uri["database"],
         "HOST": host,
-        "PORT": port,
-        "USERNAME": uri.get("username"),
+        "USER": uri.get("username"),
         "PASSWORD": uri.get("password"),
     }
-    return(url)
+
+    if port:
+        url["PORT"] = port
+
+    return url
 
 
 def set_wrapped_methods(cls):