diff --git a/docs/api-guide/fields.md b/docs/api-guide/fields.md
index 1e9436213..ab1847c0c 100644
--- a/docs/api-guide/fields.md
+++ b/docs/api-guide/fields.md
@@ -306,10 +306,6 @@ And to validate numbers up to anything less than one billion with a resolution o
 
     serializers.DecimalField(max_digits=19, decimal_places=10)
 
-This field also takes an optional argument, `coerce_to_string`. If set to `True` the representation will be output as a string. If set to `False` the representation will be left as a `Decimal` instance and the final representation will be determined by the renderer.
-
-If unset, this will default to the same value as the `COERCE_DECIMAL_TO_STRING` setting, which is `True` unless set otherwise.
-
 ---
 
 # Date and time fields
diff --git a/rest_framework/__init__.py b/rest_framework/__init__.py
index a9be0e7b9..cc24ce46c 100644
--- a/rest_framework/__init__.py
+++ b/rest_framework/__init__.py
@@ -29,13 +29,5 @@ if django.VERSION < (3, 2):
     default_app_config = 'rest_framework.apps.RestFrameworkConfig'
 
 
-class RemovedInDRF313Warning(DeprecationWarning):
-    pass
-
-
-class RemovedInDRF314Warning(PendingDeprecationWarning):
-    pass
-
-
 class RemovedInDRF315Warning(DeprecationWarning):
     pass
diff --git a/rest_framework/management/commands/generateschema.py b/rest_framework/management/commands/generateschema.py
index 024306b65..8c73e4b9c 100644
--- a/rest_framework/management/commands/generateschema.py
+++ b/rest_framework/management/commands/generateschema.py
@@ -26,6 +26,7 @@ class Command(BaseCommand):
         parser.add_argument('--urlconf', dest="urlconf", default=None, type=str)
         parser.add_argument('--generator_class', dest="generator_class", default=None, type=str)
         parser.add_argument('--file', dest="file", default=None, type=str)
+        parser.add_argument('--api_version', dest="api_version", default='', type=str)
 
     def handle(self, *args, **options):
         if options['generator_class']:
@@ -37,6 +38,7 @@ class Command(BaseCommand):
             title=options['title'],
             description=options['description'],
             urlconf=options['urlconf'],
+            version=options['api_version'],
         )
         schema = generator.get_schema(request=None, public=True)
         renderer = self.get_renderer(options['format'])
diff --git a/rest_framework/static/rest_framework/docs/js/api.js b/rest_framework/static/rest_framework/docs/js/api.js
index e6120cd8e..21663deb6 100644
--- a/rest_framework/static/rest_framework/docs/js/api.js
+++ b/rest_framework/static/rest_framework/docs/js/api.js
@@ -131,13 +131,7 @@ $(function () {
         if (value !== undefined) {
           params[paramKey] = value
         }
-      } else if (dataType === 'array' && paramValue) {
-        try {
-          params[paramKey] = JSON.parse(paramValue)
-        } catch (err) {
-          // Ignore malformed JSON
-        }
-      } else if (dataType === 'object' && paramValue) {
+      } else if ((dataType === 'array' && paramValue) || (dataType === 'object' && paramValue)) {
         try {
           params[paramKey] = JSON.parse(paramValue)
         } catch (err) {