.github/workflows/integration.yml

-Original file line number
+Diff line change
@@ Expand Up / @@ -230,6 +230,10 @@ jobs: @@
           - name: Run Rust tests
             run: |
               source venv/bin/activate
+              # arrow-pyarrow's own tests are feature-gated, so the workspace-wide `cargo test` in
+              # rust.yml (default features) does not build them. They need no interpreter at runtime,
+              # but pyo3 needs one to link against, hence the active venv.
+              cargo test -p arrow-pyarrow --all-features
               cd arrow-pyarrow-testing
               cargo test
           - name: Run Python tests
@@ Expand Down @@

Cargo.lock

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arrow-pyarrow/Cargo.toml

-Original file line number
+Diff line change
@@ Expand Up / @@ -35,6 +35,11 @@ bench = false @@
     [package.metadata.docs.rs]
     all-features = true
+    [features]
+    # Emit the Python type of each conversion into PyO3's introspection data, so that tools like
+    # `maturin generate-stubs` can put a real type into a generated `.pyi` instead of `Incomplete`.
+    experimental-inspect = ["pyo3/experimental-inspect"]
     [dependencies]
     arrow-array = { workspace = true, features = ["ffi"] }
     arrow-data = { workspace = true }
@@ Expand Down @@

feat(pyarrow): describe conversions in PyO3 introspection data #10492

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Merged

Aug 6, 2026

-Original file line number
+Diff line change
@@ Expand Up / @@ -230,6 +230,10 @@ jobs: @@
           - name: Run Rust tests
             run: |
               source venv/bin/activate
+              # arrow-pyarrow's own tests are feature-gated, so the workspace-wide `cargo test` in
+              # rust.yml (default features) does not build them. They need no interpreter at runtime,
+              # but pyo3 needs one to link against, hence the active venv.
+              cargo test -p arrow-pyarrow --all-features
               cd arrow-pyarrow-testing
               cargo test
           - name: Run Python tests
@@ Expand Down @@

-Original file line number
+Diff line change
@@ Expand Up / @@ -35,6 +35,11 @@ bench = false @@
     [package.metadata.docs.rs]
     all-features = true
+    [features]
+    # Emit the Python type of each conversion into PyO3's introspection data, so that tools like
+    # `maturin generate-stubs` can put a real type into a generated `.pyi` instead of `Incomplete`.
+    experimental-inspect = ["pyo3/experimental-inspect"]
     [dependencies]
     arrow-array = { workspace = true, features = ["ffi"] }
     arrow-data = { workspace = true }
@@ Expand Down @@

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