Allow passing [ConversionPoint] into create_pipeline with a type remap for ConversionPoint

tests/test_typehints_remap.py

@@ -24,13 +24,11 @@ def test_basic():
     def int_to_a(i: int) -> A:
         return A(i)
 
-    type HackInt = int
-
-    def consumer(dep: A) -> int:
-        return dep.a
+    def consumer(dep: A) -> B:
+        return B(float(dep.a))
 
     type NewA = A
-    type_remap = {'dep': NewA, 'return': Annotated[HackInt, 'fuck']}
+    type_remap = {'dep': NewA, 'return': B}
 
     assert len(ConversionPoint.from_fn(consumer, type_remap=type_remap)) == 1
 
@@ -43,5 +41,18 @@ def test_basic():
     fn1 = repo.get_conversion((int,), ConversionPoint.from_fn(consumer, type_remap=type_remap),
                               force_commutative=True, force_async=False, allow_async=False)
 
-    assert fn1(42) == 42
+    assert fn1(42).b == 42.0
 
+    def consumer1(dep: B) -> A:
+        return A(int(dep.b))
+
+    p1 = repo.create_pipeline(
+        (int,),
+        [ConversionPoint.from_fn(consumer, type_remap=type_remap), consumer1, consumer],
+        force_commutative=True,
+        allow_sync=True,
+        allow_async=False,
+        force_async=False
+    )
+
+    assert p1(123).b == 123.0