numpy · ngoldbaum · Jan 15, 2026 · Jan 10, 2026 · Jan 10, 2026 · Jan 13, 2026
diff --git a/.github/workflows/typecheck.yml b/.github/workflows/typecheck.yml
@@ -5,7 +5,7 @@ on:
   pull_request:
     paths:
       - .github/workflows/typecheck.yml
-      - quaddtype/numpy_quaddtype/**
+      - quaddtype/src/numpy_quaddtype/**
       - quaddtype/meson.build
       - quaddtype/pyproject.toml
   workflow_dispatch:

diff --git a/quaddtype/meson.build b/quaddtype/meson.build
@@ -155,53 +155,53 @@ build_includes = include_directories('.') # compile time generated headers as pe
 includes = include_directories(
     [
         incdir_numpy,
-        'numpy_quaddtype/src',
+        'src/csrc',
     ]
 )
 pythoncapi_includes = pythoncapi_compat_inc
 
 srcs = [
-    'numpy_quaddtype/src/quad_common.h',
-    'numpy_quaddtype/src/casts.h',
-    'numpy_quaddtype/src/casts.cpp',
-    'numpy_quaddtype/src/scalar.h',
-    'numpy_quaddtype/src/scalar.c',
-    'numpy_quaddtype/src/dtype.h',
-    'numpy_quaddtype/src/dtype.c',
-    'numpy_quaddtype/src/quaddtype_main.c',
-    'numpy_quaddtype/src/scalar_ops.h',
-    'numpy_quaddtype/src/scalar_ops.cpp',
-    'numpy_quaddtype/src/ops.hpp',
-    'numpy_quaddtype/src/dragon4.h',
-    'numpy_quaddtype/src/dragon4.c',
-    'numpy_quaddtype/src/quadblas_interface.h',
-    'numpy_quaddtype/src/quadblas_interface.cpp',
-    'numpy_quaddtype/src/umath/umath.h',
-    'numpy_quaddtype/src/umath/umath.cpp',
-    'numpy_quaddtype/src/umath/binary_ops.h',
-    'numpy_quaddtype/src/umath/binary_ops.cpp',
-    'numpy_quaddtype/src/umath/unary_ops.h',
-    'numpy_quaddtype/src/umath/unary_ops.cpp',
-    'numpy_quaddtype/src/umath/unary_props.h',
-    'numpy_quaddtype/src/umath/unary_props.cpp',
-    'numpy_quaddtype/src/umath/comparison_ops.h',
-    'numpy_quaddtype/src/umath/comparison_ops.cpp',
-    'numpy_quaddtype/src/umath/promoters.hpp',
-    'numpy_quaddtype/src/umath/matmul.h',
-    'numpy_quaddtype/src/umath/matmul.cpp',
-    'numpy_quaddtype/src/constants.hpp',
-    'numpy_quaddtype/src/lock.h',
-    'numpy_quaddtype/src/lock.c',
-    'numpy_quaddtype/src/utilities.h',
-    'numpy_quaddtype/src/utilities.c',
+    'src/csrc/quad_common.h',
+    'src/csrc/casts.h',
+    'src/csrc/casts.cpp',
+    'src/csrc/scalar.h',
+    'src/csrc/scalar.c',
+    'src/csrc/dtype.h',
+    'src/csrc/dtype.c',
+    'src/csrc/quaddtype_main.c',
+    'src/csrc/scalar_ops.h',
+    'src/csrc/scalar_ops.cpp',
+    'src/csrc/ops.hpp',
+    'src/csrc/dragon4.h',
+    'src/csrc/dragon4.c',
+    'src/csrc/quadblas_interface.h',
+    'src/csrc/quadblas_interface.cpp',
+    'src/csrc/umath/umath.h',
+    'src/csrc/umath/umath.cpp',
+    'src/csrc/umath/binary_ops.h',
+    'src/csrc/umath/binary_ops.cpp',
+    'src/csrc/umath/unary_ops.h',
+    'src/csrc/umath/unary_ops.cpp',
+    'src/csrc/umath/unary_props.h',
+    'src/csrc/umath/unary_props.cpp',
+    'src/csrc/umath/comparison_ops.h',
+    'src/csrc/umath/comparison_ops.cpp',
+    'src/csrc/umath/promoters.hpp',
+    'src/csrc/umath/matmul.h',
+    'src/csrc/umath/matmul.cpp',
+    'src/csrc/constants.hpp',
+    'src/csrc/lock.h',
+    'src/csrc/lock.c',
+    'src/csrc/utilities.h',
+    'src/csrc/utilities.c',
 ]
 
 py.install_sources(
     [
-        'numpy_quaddtype/__init__.py',
-        'numpy_quaddtype/__init__.pyi',
-        'numpy_quaddtype/_quaddtype_main.pyi',
-        'numpy_quaddtype/py.typed',
+        'src/numpy_quaddtype/__init__.py',
+        'src/numpy_quaddtype/__init__.pyi',
+        'src/numpy_quaddtype/_quaddtype_main.pyi',
+        'src/numpy_quaddtype/py.typed',
     ],
     subdir: 'numpy_quaddtype',
     pure: false

diff --git a/quaddtype/pyproject.toml b/quaddtype/pyproject.toml
@@ -49,7 +49,7 @@ Documentation = "https://github.com/numpy/numpy-user-dtypes/tree/main/quaddtype"
 Issues = "https://github.com/numpy/numpy-user-dtypes/issues"
 
 [tool.pyright]
-include = ["numpy_quaddtype/*.pyi"]
+include = ["src/numpy_quaddtype/*.pyi"]
 typeCheckingMode = "strict"
 enableTypeIgnoreComments = false
 reportImplicitOverride = true
@@ -58,7 +58,7 @@ reportUnnecessaryTypeIgnoreComment = true
 [tool.mypy]
 strict = true
 strict_equality_for_none = true
-exclude = ["build", "numpy_quaddtype/src", "subprojects", "tests"]
+exclude = ["build", "src/csrc", "subprojects", "tests"]
 enable_error_code = ["ignore-without-code", "redundant-expr", "truthy-bool"]
 warn_unreachable = false
 

diff --git a/quaddtype/release_tracker.md b/quaddtype/release_tracker.md
diff --git a/quaddtype/sdist_test.sh b/quaddtype/sdist_test.sh
diff --git a/quaddtype/numpy_quaddtype/src/casts.cpp → quaddtype/src/csrc/casts.cpp b/quaddtype/numpy_quaddtype/src/casts.cpp → quaddtype/src/csrc/casts.cpp
diff --git a/quaddtype/numpy_quaddtype/src/casts.h → quaddtype/src/csrc/casts.h b/quaddtype/numpy_quaddtype/src/casts.h → quaddtype/src/csrc/casts.h
diff --git a/quaddtype/numpy_quaddtype/src/constants.hpp → quaddtype/src/csrc/constants.hpp b/quaddtype/numpy_quaddtype/src/constants.hpp → quaddtype/src/csrc/constants.hpp
diff --git a/quaddtype/numpy_quaddtype/src/dragon4.c → quaddtype/src/csrc/dragon4.c b/quaddtype/numpy_quaddtype/src/dragon4.c → quaddtype/src/csrc/dragon4.c
diff --git a/quaddtype/numpy_quaddtype/src/dragon4.h → quaddtype/src/csrc/dragon4.h b/quaddtype/numpy_quaddtype/src/dragon4.h → quaddtype/src/csrc/dragon4.h
diff --git a/quaddtype/numpy_quaddtype/src/dtype.c → quaddtype/src/csrc/dtype.c b/quaddtype/numpy_quaddtype/src/dtype.c → quaddtype/src/csrc/dtype.c
diff --git a/quaddtype/numpy_quaddtype/src/dtype.h → quaddtype/src/csrc/dtype.h b/quaddtype/numpy_quaddtype/src/dtype.h → quaddtype/src/csrc/dtype.h
diff --git a/quaddtype/numpy_quaddtype/src/lock.c → quaddtype/src/csrc/lock.c b/quaddtype/numpy_quaddtype/src/lock.c → quaddtype/src/csrc/lock.c
diff --git a/quaddtype/numpy_quaddtype/src/lock.h → quaddtype/src/csrc/lock.h b/quaddtype/numpy_quaddtype/src/lock.h → quaddtype/src/csrc/lock.h
diff --git a/quaddtype/numpy_quaddtype/src/ops.hpp → quaddtype/src/csrc/ops.hpp b/quaddtype/numpy_quaddtype/src/ops.hpp → quaddtype/src/csrc/ops.hpp
diff --git a/quaddtype/numpy_quaddtype/src/quad_common.h → quaddtype/src/csrc/quad_common.h b/quaddtype/numpy_quaddtype/src/quad_common.h → quaddtype/src/csrc/quad_common.h
diff --git a/...umpy_quaddtype/src/quadblas_interface.cpp → quaddtype/src/csrc/quadblas_interface.cpp b/...umpy_quaddtype/src/quadblas_interface.cpp → quaddtype/src/csrc/quadblas_interface.cpp
diff --git a/.../numpy_quaddtype/src/quadblas_interface.h → quaddtype/src/csrc/quadblas_interface.h b/.../numpy_quaddtype/src/quadblas_interface.h → quaddtype/src/csrc/quadblas_interface.h
diff --git a/...type/numpy_quaddtype/src/quaddtype_main.c → quaddtype/src/csrc/quaddtype_main.c b/...type/numpy_quaddtype/src/quaddtype_main.c → quaddtype/src/csrc/quaddtype_main.c
diff --git a/quaddtype/numpy_quaddtype/src/scalar.c → quaddtype/src/csrc/scalar.c b/quaddtype/numpy_quaddtype/src/scalar.c → quaddtype/src/csrc/scalar.c
diff --git a/quaddtype/numpy_quaddtype/src/scalar.h → quaddtype/src/csrc/scalar.h b/quaddtype/numpy_quaddtype/src/scalar.h → quaddtype/src/csrc/scalar.h
diff --git a/quaddtype/numpy_quaddtype/src/scalar_ops.cpp → quaddtype/src/csrc/scalar_ops.cpp b/quaddtype/numpy_quaddtype/src/scalar_ops.cpp → quaddtype/src/csrc/scalar_ops.cpp
diff --git a/quaddtype/numpy_quaddtype/src/scalar_ops.h → quaddtype/src/csrc/scalar_ops.h b/quaddtype/numpy_quaddtype/src/scalar_ops.h → quaddtype/src/csrc/scalar_ops.h
diff --git a/.../numpy_quaddtype/src/umath/binary_ops.cpp → quaddtype/src/csrc/umath/binary_ops.cpp b/.../numpy_quaddtype/src/umath/binary_ops.cpp → quaddtype/src/csrc/umath/binary_ops.cpp
diff --git a/...pe/numpy_quaddtype/src/umath/binary_ops.h → quaddtype/src/csrc/umath/binary_ops.h b/...pe/numpy_quaddtype/src/umath/binary_ops.h → quaddtype/src/csrc/umath/binary_ops.h
diff --git a/...py_quaddtype/src/umath/comparison_ops.cpp → quaddtype/src/csrc/umath/comparison_ops.cpp b/...py_quaddtype/src/umath/comparison_ops.cpp → quaddtype/src/csrc/umath/comparison_ops.cpp
diff --git a/...umpy_quaddtype/src/umath/comparison_ops.h → quaddtype/src/csrc/umath/comparison_ops.h b/...umpy_quaddtype/src/umath/comparison_ops.h → quaddtype/src/csrc/umath/comparison_ops.h
diff --git a/...type/numpy_quaddtype/src/umath/matmul.cpp → quaddtype/src/csrc/umath/matmul.cpp b/...type/numpy_quaddtype/src/umath/matmul.cpp → quaddtype/src/csrc/umath/matmul.cpp
diff --git a/quaddtype/numpy_quaddtype/src/umath/matmul.h → quaddtype/src/csrc/umath/matmul.h b/quaddtype/numpy_quaddtype/src/umath/matmul.h → quaddtype/src/csrc/umath/matmul.h
diff --git a/...e/numpy_quaddtype/src/umath/promoters.hpp → quaddtype/src/csrc/umath/promoters.hpp b/...e/numpy_quaddtype/src/umath/promoters.hpp → quaddtype/src/csrc/umath/promoters.hpp
diff --git a/...dtype/numpy_quaddtype/src/umath/umath.cpp → quaddtype/src/csrc/umath/umath.cpp b/...dtype/numpy_quaddtype/src/umath/umath.cpp → quaddtype/src/csrc/umath/umath.cpp
diff --git a/quaddtype/numpy_quaddtype/src/umath/umath.h → quaddtype/src/csrc/umath/umath.h b/quaddtype/numpy_quaddtype/src/umath/umath.h → quaddtype/src/csrc/umath/umath.h
diff --git a/...e/numpy_quaddtype/src/umath/unary_ops.cpp → quaddtype/src/csrc/umath/unary_ops.cpp b/...e/numpy_quaddtype/src/umath/unary_ops.cpp → quaddtype/src/csrc/umath/unary_ops.cpp
diff --git a/...ype/numpy_quaddtype/src/umath/unary_ops.h → quaddtype/src/csrc/umath/unary_ops.h b/...ype/numpy_quaddtype/src/umath/unary_ops.h → quaddtype/src/csrc/umath/unary_ops.h
diff --git a/...numpy_quaddtype/src/umath/unary_props.cpp → quaddtype/src/csrc/umath/unary_props.cpp b/...numpy_quaddtype/src/umath/unary_props.cpp → quaddtype/src/csrc/umath/unary_props.cpp
diff --git a/...e/numpy_quaddtype/src/umath/unary_props.h → quaddtype/src/csrc/umath/unary_props.h b/...e/numpy_quaddtype/src/umath/unary_props.h → quaddtype/src/csrc/umath/unary_props.h
diff --git a/quaddtype/numpy_quaddtype/src/utilities.c → quaddtype/src/csrc/utilities.c b/quaddtype/numpy_quaddtype/src/utilities.c → quaddtype/src/csrc/utilities.c
diff --git a/quaddtype/numpy_quaddtype/src/utilities.h → quaddtype/src/csrc/utilities.h b/quaddtype/numpy_quaddtype/src/utilities.h → quaddtype/src/csrc/utilities.h
diff --git a/quaddtype/numpy_quaddtype/__init__.py → quaddtype/src/numpy_quaddtype/__init__.py b/quaddtype/numpy_quaddtype/__init__.py → quaddtype/src/numpy_quaddtype/__init__.py
diff --git a/quaddtype/numpy_quaddtype/__init__.pyi → quaddtype/src/numpy_quaddtype/__init__.pyi b/quaddtype/numpy_quaddtype/__init__.pyi → quaddtype/src/numpy_quaddtype/__init__.pyi
diff --git a/...dtype/numpy_quaddtype/_quaddtype_main.pyi → ...e/src/numpy_quaddtype/_quaddtype_main.pyi b/...dtype/numpy_quaddtype/_quaddtype_main.pyi → ...e/src/numpy_quaddtype/_quaddtype_main.pyi
diff --git a/quaddtype/numpy_quaddtype/py.typed → quaddtype/src/numpy_quaddtype/py.typed b/quaddtype/numpy_quaddtype/py.typed → quaddtype/src/numpy_quaddtype/py.typed