show hard deps on todo/deps

youknowone · Jan 24, 2026 · Jan 24, 2026 · Jan 24, 2026 · Jan 24, 2026 · Jan 24, 2026
commit 32edb42844bb68eae8e27ddfbe196f5557c291a1
diff --git a/scripts/update_lib/deps.py b/scripts/update_lib/deps.py
@@ -100,6 +100,32 @@ def clear_import_graph_caches() -> None:
             "test_userlist.py",
         ],
     },
+    "__future__": {
+        "test": [
+            "test___future__.py",
+            "test_future_stmt.py",
+        ],
+    },
+    "site": {
+        "hard_deps": ["_sitebuiltins.py"],
+    },
+    "opcode": {
+        "hard_deps": ["_opcode_metadata.py"],
+        "test": [
+            "test_opcode.py",
+            "test__opcode.py",
+            "test_opcodes.py",
+        ],
+    },
+    "pickle": {
+        "hard_deps": ["_compat_pickle.py"],
+    },
+    "re": {
+        "hard_deps": ["sre_compile.py", "sre_constants.py", "sre_parse.py"],
+    },
+    "weakref": {
+        "hard_deps": ["_weakrefset.py"],
+    },
     "codecs": {
         "test": [
             "test_codecs.py",
@@ -145,6 +171,7 @@ def clear_import_graph_caches() -> None:
     },
     # test_htmlparser tests html.parser
     "html": {
+        "hard_deps": ["_markupbase.py"],
         "test": ["test_html.py", "test_htmlparser.py"],
     },
     "xml": {
@@ -257,6 +284,7 @@ def clear_import_graph_caches() -> None:
         ],
     },
     "threading": {
+        "hard_deps": ["_threading_local.py"],
         "test": [
             "test_threading.py",
             "test_threadedtempfile.py",
@@ -309,11 +337,29 @@ def clear_import_graph_caches() -> None:
         ],
     },
     "datetime": {
+        "hard_deps": ["_strptime.py"],
         "test": [
             "test_datetime.py",
             "test_strptime.py",
         ],
     },
+    "concurrent": {
+        "test": [
+            "test_concurrent_futures",
+        ],
+    },
+    "locale": {
+        "test": [
+            "test_locale.py",
+            "test__locale.py",
+        ],
+    },
+    "numbers": {
+        "test": [
+            "test_numbers.py",
+            "test_abstract_numbers.py",
+        ],
+    },
     "file": {
         "lib": [],
         "test": [
@@ -328,6 +374,13 @@ def clear_import_graph_caches() -> None:
             "test_ioctl.py",
         ],
     },
+    "select": {
+        "lib": [],
+        "test": [
+            "test_select.py",
+            "test_poll.py",
+        ],
+    },
     "xmlrpc": {
         "test": [
             "test_xmlrpc.py",
@@ -535,6 +588,33 @@ def get_lib_paths(
     return tuple(paths)
 
 
+def get_all_hard_deps(name: str, cpython_prefix: str) -> list[str]:
+    """Get all hard_deps for a module (explicit + auto-detected).
+
+    Args:
+        name: Module name (e.g., "decimal", "datetime")
+        cpython_prefix: CPython directory prefix
+
+    Returns:
+        List of hard_dep names (without .py extension)
+    """
+    dep_info = DEPENDENCIES.get(name, {})
+    hard_deps = set()
+
+    # Explicit hard_deps from DEPENDENCIES
+    for hd in dep_info.get("hard_deps", []):
+        # Remove .py extension if present
+        hard_deps.add(hd[:-3] if hd.endswith(".py") else hd)
+
+    # Auto-detect _py{module}.py or _py_{module}.py patterns
+    for pattern in [f"_py{name}.py", f"_py_{name}.py"]:
+        auto_path = construct_lib_path(cpython_prefix, pattern)
+        if auto_path.exists():
+            hard_deps.add(auto_path.stem)
+
+    return sorted(hard_deps)
+
+
 @functools.cache
 def get_test_paths(
     name: str, cpython_prefix: str

diff --git a/scripts/update_lib/show_deps.py b/scripts/update_lib/show_deps.py
@@ -46,12 +46,9 @@ def get_all_modules(cpython_prefix: str) -> list[str]:
         else:
             continue
 
-        # Skip private modules that are hard_deps of other modules
-        # e.g., _pydatetime is a hard_dep of datetime, so skip it
-        if (
-            name.startswith("_")
-            and resolve_hard_dep_parent(name, cpython_prefix) is not None
-        ):
+        # Skip modules that are hard_deps of other modules
+        # e.g., _pydatetime is a hard_dep of datetime, pydoc_data is a hard_dep of pydoc
+        if resolve_hard_dep_parent(name, cpython_prefix) is not None:
             continue
 
         modules.add(name)

diff --git a/scripts/update_lib/show_todo.py b/scripts/update_lib/show_todo.py
@@ -32,7 +32,12 @@ def compute_todo_list(
     Returns:
         List of dicts with module info, sorted by priority
     """
-    from update_lib.deps import get_rust_deps, get_soft_deps, is_up_to_date
+    from update_lib.deps import (
+        get_all_hard_deps,
+        get_rust_deps,
+        get_soft_deps,
+        is_up_to_date,
+    )
     from update_lib.show_deps import get_all_modules
 
     all_modules = get_all_modules(cpython_prefix)
@@ -44,11 +49,19 @@ def compute_todo_list(
         native_deps = get_rust_deps(name, cpython_prefix)
         up_to_date = is_up_to_date(name, cpython_prefix, lib_prefix)
 
+        # Get hard_deps and check their status
+        hard_deps = get_all_hard_deps(name, cpython_prefix)
+        hard_deps_status = {
+            hd: is_up_to_date(hd, cpython_prefix, lib_prefix)
+            for hd in hard_deps
+        }
+
         module_data[name] = {
             "name": name,
             "soft_deps": soft_deps,
             "native_deps": native_deps,
             "up_to_date": up_to_date,
+            "hard_deps_status": hard_deps_status,
         }
 
     # Build reverse dependency map: who depends on this module
@@ -61,8 +74,11 @@ def compute_todo_list(
     # Compute scores and filter
     result = []
     for name, data in module_data.items():
-        # Skip already up-to-date modules (unless --done)
-        if data["up_to_date"] and not include_done:
+        hard_deps_status = data["hard_deps_status"]
+        has_outdated_hard_deps = any(not ok for ok in hard_deps_status.values())
+
+        # Include if: not up-to-date, or has outdated hard_deps, or --done
+        if data["up_to_date"] and not has_outdated_hard_deps and not include_done:
             continue
 
         soft_deps = data["soft_deps"]
@@ -90,6 +106,7 @@ def compute_todo_list(
                 "native_deps": data["native_deps"],
                 "soft_deps": soft_deps,
                 "up_to_date": data["up_to_date"],
+                "hard_deps_status": hard_deps_status,
             }
         )
 
@@ -202,13 +219,15 @@ def get_original_files(
     cpython_prefix: str,
     lib_prefix: str,
 ) -> list[str]:
-    """Get files that exist in our Lib but not in cpython/Lib.
+    """Get top-level files/modules that exist in our Lib but not in cpython/Lib.
 
     These are RustPython-original files that don't come from CPython.
+    Modules that exist in cpython are handled by the library todo (even if
+    they have additional local files), so they are excluded here.
     Excludes test/ directory (handled separately).
 
     Returns:
-        Sorted list of relative paths (e.g., ["_rustpython_tokenize.py"])
+        Sorted list of top-level names (e.g., ["_dummy_thread.py"])
     """
     cpython_lib = pathlib.Path(cpython_prefix) / "Lib"
     local_lib = pathlib.Path(lib_prefix)
@@ -218,26 +237,26 @@ def get_original_files(
 
     original = []
 
-    for local_file in local_lib.rglob("*"):
-        # Skip directories
-        if local_file.is_dir():
-            continue
+    # Only check top-level entries
+    for entry in local_lib.iterdir():
+        name = entry.name
 
-        # Get relative path from Lib/
-        rel_path = local_file.relative_to(local_lib)
+        # Skip hidden files and __pycache__
+        if name.startswith(".") or name == "__pycache__":
+            continue
 
         # Skip test/ directory (handled separately)
-        if rel_path.parts and rel_path.parts[0] == "test":
+        if name == "test":
             continue
 
-        # Skip __pycache__ directories
-        if "__pycache__" in rel_path.parts:
+        # Skip site-packages (not a module)
+        if name == "site-packages":
             continue
 
-        # Check if exists in cpython lib
-        cpython_file = cpython_lib / rel_path
-        if not cpython_file.exists():
-            original.append(str(rel_path))
+        # Only include if it doesn't exist in cpython at all
+        cpython_entry = cpython_lib / name
+        if not cpython_entry.exists():
+            original.append(name)
 
     return sorted(original)
 
@@ -559,12 +578,25 @@ def format_todo_list(
 
         rev_str = f"{rev_count} dependents" if rev_count else ""
 
-        parts = ["-", done_mark, f"[{score_str}]", name]
+        parts = ["-", done_mark, f"[{score_str}]", f"`{name}`"]
         if rev_str:
             parts.append(f"({rev_str})")
 
         lines.append(" ".join(parts))
 
+        # Show hard_deps:
+        # - Normal mode: only show if lib is up-to-date but hard_deps are not
+        # - Verbose mode: always show all hard_deps with their status
+        hard_deps_status = item.get("hard_deps_status", {})
+        if verbose and hard_deps_status:
+            for hd in sorted(hard_deps_status.keys()):
+                hd_mark = "[x]" if hard_deps_status[hd] else "[ ]"
+                lines.append(f"  - {hd_mark} {hd} (hard_dep)")
+        elif item["up_to_date"]:
+            for hd, ok in sorted(hard_deps_status.items()):
+                if not ok:
+                    lines.append(f"  - [ ] {hd} (hard_dep)")
+
         # Show corresponding tests if exist
         if test_by_lib and name in test_by_lib:
             for test_info in test_by_lib[name]: