Support chaining FindQuery filters

aredis_om/model/model.py

@@ -1975,6 +1975,13 @@ async def page(self, offset=0, limit=10):
             exhaust_results=False
         )
 
+    def find(self, *expressions: ExpressionOrNegated):
+        """Return a query with additional expressions combined using AND."""
+        return self.copy(
+            expressions=[*self.expressions, *expressions],
+            knn=self.knn,
+        )
+
     def sort_by(self, *fields: str):
         if not fields:
             return self

docs/querying.md

@@ -40,6 +40,11 @@ customers = await Customer.find(
     Customer.last_name == "Brookins",
     Customer.age > 30
 ).all()
+
+# Build dynamic filters incrementally (also combined with AND)
+query = Customer.find(Customer.last_name == "Brookins")
+query = query.find(Customer.age > 30)
+customers = await query.all()
 ```
 
 ## Expression Operators

tests/test_find_query.py

@@ -446,3 +446,19 @@ async def test_find_query_monster(m):
         1,
         1,
     ]
+
+
+@py_test_mark_asyncio
+async def test_find_query_supports_chaining(members, m):
+    member1, member2, member3 = members
+
+    base_query = m.Member.find(m.Member.last_name == "Brookins")
+    query = base_query.find(m.Member.age > 35)
+    actual = await query.sort_by("age").all()
+
+    assert actual == [member1]
+    assert await base_query.sort_by("age").all() == [member2, member1]
+
+    query = m.Member.find().find(m.Member.first_name == "Andrew")
+    query = query.find(m.Member.age > 50)
+    assert await query.all() == [member3]