updated build backend

Grant Harris · Grant Harris · commit 2d5f811cbc29 · 2026-03-30T14:10:47.000-07:00
diff --git a/libraries/microsoft-agents-a365-notifications/pyproject.toml b/libraries/microsoft-agents-a365-notifications/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-notifications"
diff --git a/libraries/microsoft-agents-a365-observability-core/pyproject.toml b/libraries/microsoft-agents-a365-observability-core/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-observability-core"
diff --git a/libraries/microsoft-agents-a365-observability-extensions-agentframework/pyproject.toml b/libraries/microsoft-agents-a365-observability-extensions-agentframework/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-observability-extensions-agent-framework"
diff --git a/libraries/microsoft-agents-a365-observability-extensions-langchain/pyproject.toml b/libraries/microsoft-agents-a365-observability-extensions-langchain/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-observability-extensions-langchain"
diff --git a/libraries/microsoft-agents-a365-observability-extensions-openai/pyproject.toml b/libraries/microsoft-agents-a365-observability-extensions-openai/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-observability-extensions-openai"
diff --git a/libraries/microsoft-agents-a365-observability-extensions-semantickernel/pyproject.toml b/libraries/microsoft-agents-a365-observability-extensions-semantickernel/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-observability-extensions-semantic-kernel"
diff --git a/libraries/microsoft-agents-a365-observability-hosting/pyproject.toml b/libraries/microsoft-agents-a365-observability-hosting/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-observability-hosting"
diff --git a/libraries/microsoft-agents-a365-runtime/pyproject.toml b/libraries/microsoft-agents-a365-runtime/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-runtime"
diff --git a/libraries/microsoft-agents-a365-tooling-extensions-agentframework/pyproject.toml b/libraries/microsoft-agents-a365-tooling-extensions-agentframework/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-tooling-extensions-agentframework"
diff --git a/libraries/microsoft-agents-a365-tooling-extensions-azureaifoundry/pyproject.toml b/libraries/microsoft-agents-a365-tooling-extensions-azureaifoundry/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-tooling-extensions-azureaifoundry"
diff --git a/libraries/microsoft-agents-a365-tooling-extensions-googleadk/pyproject.toml b/libraries/microsoft-agents-a365-tooling-extensions-googleadk/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-tooling-extensions-googleadk"
diff --git a/libraries/microsoft-agents-a365-tooling-extensions-openai/pyproject.toml b/libraries/microsoft-agents-a365-tooling-extensions-openai/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-tooling-extensions-openai"
diff --git a/libraries/microsoft-agents-a365-tooling-extensions-semantickernel/pyproject.toml b/libraries/microsoft-agents-a365-tooling-extensions-semantickernel/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-tooling-extensions-semantickernel"
diff --git a/libraries/microsoft-agents-a365-tooling/pyproject.toml b/libraries/microsoft-agents-a365-tooling/pyproject.toml
@@ -1,6 +1,7 @@
 [build-system]
 requires = ["setuptools>=68", "wheel", "tzdata"]
-build-backend = "setuptools.build_meta"
+build-backend = "build_backend"
+backend-path = ["../../versioning/helper"]
 
 [project]
 name = "microsoft-agents-a365-tooling"
diff --git a/versioning/helper/build_backend.py b/versioning/helper/build_backend.py
@@ -0,0 +1,175 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+"""
+Custom build backend that wraps setuptools.build_meta to inject centralized
+version constraints into published wheel metadata.
+
+Usage in package pyproject.toml:
+  [build-system]
+  requires = ["setuptools>=68", "wheel", "tzdata"]
+  build-backend = "build_backend"
+  backend-path = ["../../versioning/helper"]
+"""
+
+from __future__ import annotations
+
+import os
+import re
+import tomllib
+from pathlib import Path
+
+from setuptools.build_meta import (
+    build_editable,
+    build_sdist,
+    build_wheel,
+    get_requires_for_build_editable,
+    get_requires_for_build_sdist,
+    get_requires_for_build_wheel,
+    prepare_metadata_for_build_editable,
+    prepare_metadata_for_build_wheel,
+)
+
+__all__ = [
+    "build_editable",
+    "build_sdist",
+    "build_wheel",
+    "get_requires_for_build_editable",
+    "get_requires_for_build_sdist",
+    "get_requires_for_build_wheel",
+    "prepare_metadata_for_build_editable",
+    "prepare_metadata_for_build_wheel",
+]
+
+
+def _load_root_constraints() -> dict[str, str]:
+    """Load constraint-dependencies from the monorepo root pyproject.toml."""
+    root = Path("pyproject.toml").resolve()
+    # Walk up to find the root (contains [tool.uv.workspace])
+    for parent in [root.parent] + list(root.parents):
+        candidate = parent / "pyproject.toml"
+        if not candidate.exists():
+            continue
+        with open(candidate, "rb") as f:
+            data = tomllib.load(f)
+        uv_cfg = data.get("tool", {}).get("uv", {})
+        if "workspace" in uv_cfg or "constraint-dependencies" in uv_cfg:
+            constraints_list = uv_cfg.get("constraint-dependencies", [])
+            constraints: dict[str, str] = {}
+            for entry in constraints_list:
+                if not isinstance(entry, str):
+                    continue
+                pkg_name = re.split(r"\s*[<>=!~]", entry, maxsplit=1)[0].strip()
+                normalized = pkg_name.lower().replace("_", "-")
+                constraints[normalized] = entry
+            return constraints
+    return {}
+
+
+def _get_package_version() -> str:
+    """Get the package version from the environment variable set by CI/CD."""
+    return os.environ.get("AGENT365_PYTHON_SDK_PACKAGE_VERSION", "0.0.0")
+
+
+def _apply_constraints(pyproject_path: Path) -> str | None:
+    """
+    Rewrite pyproject.toml to include version constraints on all bare deps.
+
+    - Internal deps (microsoft-agents-a365-*) get pinned to == current build version
+    - External deps get the centralized constraint from root pyproject.toml
+
+    Returns the original content so it can be restored, or None if no changes needed.
+    """
+    original = pyproject_path.read_text(encoding="utf-8")
+
+    with open(pyproject_path, "rb") as f:
+        data = tomllib.load(f)
+
+    deps = data.get("project", {}).get("dependencies", [])
+    if not deps:
+        return None
+
+    root_constraints = _load_root_constraints()
+    package_version = _get_package_version()
+
+    modified = original
+    changed = False
+
+    for dep in deps:
+        if not isinstance(dep, str):
+            continue
+        stripped = dep.strip()
+
+        # Skip deps that already have version constraints
+        if re.search(r"[<>=!~]", stripped):
+            continue
+
+        if stripped.startswith("microsoft-agents-a365-"):
+            # Pin internal deps to exact build version
+            constrained = f"{stripped} == {package_version}"
+        else:
+            # Apply root constraint for external deps
+            normalized = stripped.lower().replace("_", "-")
+            if normalized in root_constraints:
+                constrained = root_constraints[normalized]
+            else:
+                continue
+
+        # Replace the bare dep name with the constrained version in the TOML
+        pattern = rf'(\s*")({re.escape(dep)})(")'
+        replacement = rf"\g<1>{constrained}\g<3>"
+        new_modified = re.sub(pattern, replacement, modified)
+        if new_modified != modified:
+            modified = new_modified
+            changed = True
+
+    if not changed:
+        return None
+
+    pyproject_path.write_text(modified, encoding="utf-8")
+    return original
+
+
+def _restore(pyproject_path: Path, original: str | None) -> None:
+    """Restore the original pyproject.toml content."""
+    if original is not None:
+        pyproject_path.write_text(original, encoding="utf-8")
+
+
+# Override build_wheel to inject constraints
+_orig_build_wheel = build_wheel
+
+
+def build_wheel(wheel_directory, config_settings=None, metadata_directory=None):
+    pyproject = Path("pyproject.toml")
+    original = _apply_constraints(pyproject)
+    try:
+        return _orig_build_wheel(wheel_directory, config_settings, metadata_directory)
+    finally:
+        _restore(pyproject, original)
+
+
+# Override build_sdist to inject constraints
+_orig_build_sdist = build_sdist
+
+
+def build_sdist(sdist_directory, config_settings=None):
+    pyproject = Path("pyproject.toml")
+    original = _apply_constraints(pyproject)
+    try:
+        return _orig_build_sdist(sdist_directory, config_settings)
+    finally:
+        _restore(pyproject, original)
+
+
+# Override prepare_metadata_for_build_wheel to inject constraints
+_orig_prepare_metadata = prepare_metadata_for_build_wheel
+
+
+def prepare_metadata_for_build_wheel(metadata_directory, config_settings=None):
+    pyproject = Path("pyproject.toml")
+    original = _apply_constraints(pyproject)
+    try:
+        return _orig_prepare_metadata(metadata_directory, config_settings)
+    finally:
+        _restore(pyproject, original)
