refactor

Author: aclark4life

README.md

@@ -103,8 +103,15 @@ $ python manage.py startapp myapp --template https://github.com/mongodb-labs/dja
 
 ### Configuring the `DATABASES` setting
 
-After you've set up a project, configure Django's `DATABASES` setting similar
-to this:
+After you've set up a project, configure Django's `DATABASES` with
+`django_mongodb.parse(uri)`:
+
+```python
+MONGODB_URI = "mongodb://<my_user>:<my_password>@localhost:27017/my_database"
+DATABASES["default"] = django_mongodb.parse(MONGODB_URI)
+```
+
+Alternatively, you can configure the DATABASES settings directly:
 
 ```python
 DATABASES = {
@@ -121,13 +128,6 @@ DATABASES = {
 `OPTIONS` is an optional dictionary of parameters that will be passed to
 [`MongoClient`](https://pymongo.readthedocs.io/en/stable/api/pymongo/mongo_client.html).
 
-Alternatively, you can use a MongoDB URI with `django_mongodb.parse(uri)`:
-
-```python
-MONGODB_URI = "mongodb://<my_user>:<my_password>@localhost:27017/my_database"
-DATABASES["default"] = django_mongodb.parse(MONGODB_URI)
-```
-
 Congratulations, your project is ready to go!
 
 ## Notes on Django QuerySets

django_mongodb/utils.py

@@ -36,10 +36,10 @@ def parse(uri, **kwargs):
         # If the fqdn is present, this is a SRV URI and the host is the fqdn.
         host = f"mongodb+srv://{uri['fqdn']}"
     else:
-        # If the fqdn is not present, this is a standard URI and the host and
-        # port are in the nodelist.
-        nodelist = [f"{node[0]}:{node[1]}" for node in uri["nodelist"]]
-        host, port = nodelist[0].split(":")
+        if len(uri("nodelist")) == 1:
+            host, port = uri("nodelist")[0].split(":")
+        elif len(uri("nodelist")) > 1:
+            host = ",".join(uri["nodelist"])
 
     settings_dict = {
         "ENGINE": "django_mongodb",