return pre_sql_setup value.

Author: WaVEV

django_mongodb/compiler.py

@@ -18,8 +18,8 @@ class SQLCompiler(compiler.SQLCompiler):
 
     query_class = MongoQuery
 
-    def pre_sql_setup(self):
-        super().pre_sql_setup()
+    def pre_sql_setup(self, *args, **kargs):
+        pre_setup = super().pre_sql_setup(*args, **kargs)
         self.annotations = {}
         group = {}
         group_expressions = set()
@@ -74,6 +74,8 @@ def pre_sql_setup(self):
         else:
             self._group_pipeline = None
 
+        return pre_setup
+
     def execute_sql(
         self, result_type=MULTI, chunked_fetch=False, chunk_size=GET_ITERATOR_CHUNK_SIZE
     ):