add nested calling test

src/bespokelabs/curator/prompter/prompt_formatter.py

@@ -4,6 +4,7 @@
 from pydantic import BaseModel
 
 from bespokelabs.curator.request_processor.generic_request import GenericRequest
+
 T = TypeVar("T")
 
 

tests/test_caching.py

@@ -9,20 +9,21 @@ def test_same_value_caching(tmp_path):
 
     # Test with same value multiple times
     for _ in range(3):
+
         def prompt_func():
             return f"Say '1'. Do not explain."
-        
+
         prompter = Prompter(
             prompt_func=prompt_func,
             model_name="gpt-4o-mini",
         )
         result = prompter(working_dir=str(tmp_path))
         values.append(result.to_pandas().iloc[0]["response"])
-        
+
     # Count cache directories, excluding metadata.db
     cache_dirs = [d for d in tmp_path.glob("*") if d.name != "metadata.db"]
     assert len(cache_dirs) == 1, f"Expected 1 cache directory but found {len(cache_dirs)}"
-    assert values == ['1', '1', '1'], "Same value should produce same results"
+    assert values == ["1", "1", "1"], "Same value should produce same results"
 
 
 def test_different_values_caching(tmp_path):
@@ -31,9 +32,10 @@ def test_different_values_caching(tmp_path):
 
     # Test with different values
     for x in [1, 2, 3]:
+
         def prompt_func():
             return f"Say '{x}'. Do not explain."
-        
+
         prompter = Prompter(
             prompt_func=prompt_func,
             model_name="gpt-4o-mini",
@@ -44,7 +46,8 @@ def prompt_func():
     # Count cache directories, excluding metadata.db
     cache_dirs = [d for d in tmp_path.glob("*") if d.name != "metadata.db"]
     assert len(cache_dirs) == 3, f"Expected 3 cache directories but found {len(cache_dirs)}"
-    assert values == ['1', '2', '3'], "Different values should produce different results"
+    assert values == ["1", "2", "3"], "Different values should produce different results"
+
 
 def test_same_dataset_caching(tmp_path):
     """Test that using the same dataset multiple times uses cache."""
@@ -53,7 +56,7 @@ def test_same_dataset_caching(tmp_path):
         prompt_func=lambda x: x["instruction"],
         model_name="gpt-4o-mini",
     )
-    
+
     result = prompter(dataset=dataset, working_dir=str(tmp_path))
     assert result.to_pandas().iloc[0]["response"] == "1"
 
@@ -62,7 +65,7 @@ def test_same_dataset_caching(tmp_path):
 
     # Count cache directories, excluding metadata.db
     cache_dirs = [d for d in tmp_path.glob("*") if d.name != "metadata.db"]
-    assert len(cache_dirs) == 1, f"Expected 1 cache directory but found {len(cache_dirs)}"  
+    assert len(cache_dirs) == 1, f"Expected 1 cache directory but found {len(cache_dirs)}"
 
 
 def test_different_dataset_caching(tmp_path):
@@ -82,4 +85,31 @@ def test_different_dataset_caching(tmp_path):
 
     # Count cache directories, excluding metadata.db
     cache_dirs = [d for d in tmp_path.glob("*") if d.name != "metadata.db"]
-    assert len(cache_dirs) == 2, f"Expected 2 cache directory but found {len(cache_dirs)}"  
+    assert len(cache_dirs) == 2, f"Expected 2 cache directory but found {len(cache_dirs)}"
+
+
+def test_nested_call_caching(tmp_path):
+    """Test that changing a nested upstream function invalidates the cache."""
+
+    def value_generator():
+        return 1
+
+    def prompt_func():
+        return f"Say '{value_generator()}'. Do not explain."
+
+    prompter = Prompter(
+        prompt_func=prompt_func,
+        model_name="gpt-4o-mini",
+    )
+    result = prompter(working_dir=str(tmp_path))
+    assert result.to_pandas().iloc[0]["response"] == "1"
+
+    def value_generator():
+        return 2
+
+    result = prompter(working_dir=str(tmp_path))
+    assert result.to_pandas().iloc[0]["response"] == "2"
+
+    # Count cache directories, excluding metadata.db
+    cache_dirs = [d for d in tmp_path.glob("*") if d.name != "metadata.db"]
+    assert len(cache_dirs) == 2, f"Expected 2 cache directory but found {len(cache_dirs)}"