| |
| from __future__ import annotations |
|
|
| import argparse |
| import ast |
| import json |
| import os |
| import re |
| import subprocess |
| import sys |
| import tempfile |
| from pathlib import Path |
|
|
|
|
| FLOAT_RE = re.compile(r"(?<![A-Za-z0-9_])[-+]?(?:\d+(?:\.\d*)?|\.\d+)(?:[eE][-+]?\d+)?(?![A-Za-z0-9_])") |
| PRIVATE_RUNNER = r''' |
| import ast, dis, json, secrets, sys, types |
| from pathlib import Path |
| |
| MARKER = "__EVAL_PRIVATE_CALLS__" |
| |
| def dotted_name(node): |
| if isinstance(node, ast.Name): |
| return node.id |
| if isinstance(node, ast.Attribute): |
| prefix = dotted_name(node.value) |
| return f"{prefix}.{node.attr}" if prefix else node.attr |
| return "" |
| |
| def code_objects(code): |
| yield code |
| for value in code.co_consts: |
| if isinstance(value, type(code)): |
| yield from code_objects(value) |
| |
| def main(): |
| paths = [Path(arg).resolve() for arg in sys.argv[1:]] |
| token = secrets.token_hex(16) |
| compiled = {} |
| call_names = {} |
| helper_nodes = {} |
| for path in paths: |
| tree = ast.parse(path.read_text(encoding="utf-8"), filename=str(path)) |
| names = {} |
| class Instrument(ast.NodeTransformer): |
| def visit_Call(self, node): |
| self.generic_visit(node) |
| node_id = f"{path.name}:{node.lineno}:{node.col_offset}:{len(names)}" |
| helper = f"__ev_{token}_{len(helper_nodes)}" |
| names[node_id] = dotted_name(node.func).lower().split(".")[-1] |
| helper_nodes[helper] = (path.name, node_id) |
| factory = ast.Call(ast.Name(helper, ast.Load()), [], []) |
| return ast.copy_location(ast.Call(factory, [node], []), node) |
| tree = Instrument().visit(tree) |
| ast.fix_missing_locations(tree) |
| compiled[path.name] = compile(tree, str(path), "exec") |
| call_names[path.name] = names |
| |
| allowed = {name: set() for name in helper_nodes} |
| for code in compiled.values(): |
| for child in code_objects(code): |
| instructions = list(dis.get_instructions(child)) |
| for index, instruction in enumerate(instructions): |
| if instruction.opname.startswith("LOAD_") and instruction.argval in allowed: |
| for candidate in instructions[index + 1:index + 6]: |
| if "CALL" in candidate.opname and not candidate.opname.startswith("PRECALL"): |
| allowed[instruction.argval].add((child, candidate.offset)) |
| break |
| |
| executed = {path.name: [] for path in paths} |
| bindings = {} |
| for helper, (filename, node_id) in helper_nodes.items(): |
| def make_factory(helper_name=helper, source_name=filename, call_id=node_id): |
| def factory(): |
| caller = sys._getframe(1) |
| valid = any(caller.f_code is code and caller.f_lasti == offset for code, offset in allowed[helper_name]) |
| def record(value): |
| if valid: |
| executed[source_name].append(call_id) |
| return value |
| return record |
| return factory |
| bindings[helper] = make_factory() |
| |
| def namespace(path, module_name): |
| return {"__name__": module_name, "__file__": str(path), **bindings} |
| |
| entry = paths[0] |
| for dependency in paths[1:]: |
| module = types.ModuleType(dependency.stem) |
| module.__dict__.update(namespace(dependency, dependency.stem)) |
| sys.modules[dependency.stem] = module |
| exec(compiled[dependency.name], module.__dict__) |
| try: |
| exec(compiled[entry.name], namespace(entry, "__main__")) |
| except SystemExit as exc: |
| if exc.code not in (None, 0): |
| raise |
| result = { |
| filename: [call_names[filename][node_id] for node_id in node_ids] |
| for filename, node_ids in executed.items() |
| } |
| print(MARKER + json.dumps(result, sort_keys=True)) |
| |
| main() |
| ''' |
|
|
|
|
| def is_result_artifact(path: Path) -> bool: |
| name = path.name.lower() |
| return ( |
| any(k in name for k in ("summary", "result", "report", "diagnosis")) |
| or path.suffix.lower() in {".txt", ".csv", ".xy", ".result"} |
| ) |
|
|
|
|
| def is_nonempty_file(path: Path) -> bool: |
| if not is_result_artifact(path): |
| return True |
| return path.exists() and path.is_file() and path.stat().st_size > 0 |
|
|
|
|
| def read_text(path: Path) -> str: |
| return path.read_text(encoding="utf-8", errors="ignore") |
|
|
|
|
| def parse_floats(text: str) -> list[float]: |
| out: list[float] = [] |
| for token in FLOAT_RE.findall(text): |
| try: |
| out.append(float(token)) |
| except (TypeError, ValueError): |
| continue |
| return out |
|
|
|
|
| def write_result(path: Path, value: int) -> None: |
| path.parent.mkdir(parents=True, exist_ok=True) |
| path.write_text(json.dumps({"result": int(1 if value else 0)}, ensure_ascii=False) + "\n", encoding="utf-8") |
|
|
|
|
| def dotted_name(node: ast.AST) -> str: |
| if isinstance(node, ast.Name): |
| return node.id |
| if isinstance(node, ast.Attribute): |
| prefix = dotted_name(node.value) |
| return f"{prefix}.{node.attr}" if prefix else node.attr |
| return "" |
|
|
|
|
| def assignment_expressions(tree: ast.AST) -> dict[str, list[ast.AST]]: |
| assignments: dict[str, list[ast.AST]] = {} |
| for node in ast.walk(tree): |
| if isinstance(node, ast.Assign): |
| for target in node.targets: |
| if isinstance(target, ast.Name): |
| assignments.setdefault(target.id, []).append(node.value) |
| elif isinstance(node, ast.AnnAssign) and isinstance(node.target, ast.Name) and node.value is not None: |
| assignments.setdefault(node.target.id, []).append(node.value) |
| return assignments |
|
|
|
|
| def expression_dependencies( |
| node: ast.AST, |
| assignments: dict[str, list[ast.AST]], |
| seen: set[str] | None = None, |
| ) -> set[str]: |
| seen = set() if seen is None else seen |
| dependencies: set[str] = set() |
| if isinstance(node, ast.Name): |
| if node.id in seen: |
| return dependencies |
| for value in assignments.get(node.id, []): |
| dependencies.update(expression_dependencies(value, assignments, seen | {node.id})) |
| return dependencies |
| if isinstance(node, ast.Call): |
| dependencies.add(dotted_name(node.func).lower().split(".")[-1]) |
| dependencies.update(expression_dependencies(node.func, assignments, seen)) |
| for argument in node.args: |
| dependencies.update(expression_dependencies(argument, assignments, seen)) |
| for keyword in node.keywords: |
| dependencies.update(expression_dependencies(keyword.value, assignments, seen)) |
| return dependencies |
| for child in ast.iter_child_nodes(node): |
| dependencies.update(expression_dependencies(child, assignments, seen)) |
| return dependencies |
|
|
|
|
| def summary_depends_on_error_metrics(tree: ast.AST) -> bool: |
| assignments = assignment_expressions(tree) |
| for node in ast.walk(tree): |
| if not isinstance(node, ast.Call) or dotted_name(node.func).lower().split(".")[-1] not in {"write", "write_text"}: |
| continue |
| if node.args: |
| dependencies = expression_dependencies(node.args[0], assignments) |
| if "max" in dependencies and dependencies.intersection({"errornorm", "assemble"}): |
| return True |
| return False |
|
|
|
|
| def execute_script(root: Path, filename: str, timeout: int = 180) -> set[str]: |
| script = (root / filename).resolve() |
| with tempfile.TemporaryDirectory(prefix="fenics-task16-eval-") as temp_dir: |
| runner = Path(temp_dir) / "runner.py" |
| runner.write_text(PRIVATE_RUNNER, encoding="utf-8") |
| completed = subprocess.run( |
| [sys.executable, str(runner), str(script)], cwd=root, |
| stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True, timeout=timeout, |
| ) |
| if completed.returncode != 0: |
| raise ValueError("poisson_full.py did not complete successfully") |
| marker = "__EVAL_PRIVATE_CALLS__" |
| if marker not in completed.stdout: |
| raise ValueError("poisson_full.py produced no private execution evidence") |
| evidence = json.loads(completed.stdout.rsplit(marker, 1)[1].splitlines()[0]) |
| return set(evidence.get(filename, [])) |
|
|
|
|
| def check_poisson_script(path: Path) -> bool: |
| try: |
| source = read_text(path) |
| tree = ast.parse(source, filename=path.name) |
| except (OSError, SyntaxError, UnicodeError): |
| return False |
| imports: set[str] = set() |
| calls: set[str] = set() |
| strings: set[str] = set() |
| for node in ast.walk(tree): |
| if isinstance(node, ast.Import): |
| imports.update(alias.name.split(".")[0].lower() for alias in node.names) |
| elif isinstance(node, ast.ImportFrom) and node.module: |
| imports.add(node.module.split(".")[0].lower()) |
| elif isinstance(node, ast.Call): |
| calls.add(dotted_name(node.func).lower().split(".")[-1]) |
| elif isinstance(node, ast.Constant) and isinstance(node.value, str): |
| strings.add(node.value.lower()) |
| required_calls = { |
| "unitsquaremesh", |
| "functionspace", |
| "trialfunction", |
| "testfunction", |
| "dirichletbc", |
| "grad", |
| "max", |
| } |
| solver_api = bool(calls.intersection({"solve", "linearvariationalsolver", "petsckrylovsolver", "lusolver"})) |
| error_api = bool(calls.intersection({"errornorm", "assemble"})) |
| return ( |
| "dolfin" in imports |
| and required_calls.issubset(calls) |
| and solver_api |
| and error_api |
| and any("summary.txt" in value for value in strings) |
| and summary_depends_on_error_metrics(tree) |
| ) |
|
|
|
|
| def check_task(root: Path) -> bool: |
| script = root / "poisson_full.py" |
| summary = root / "summary.txt" |
| if not script.is_file() or not check_poisson_script(script): |
| return False |
|
|
| summary.unlink(missing_ok=True) |
| executed = execute_script(root, script.name) |
| runtime_required = {"unitsquaremesh", "functionspace", "dirichletbc", "max"} |
| solver_api = executed.intersection({"solve", "linearvariationalsolver", "petsckrylovsolver", "lusolver"}) |
| error_api = executed.intersection({"errornorm", "assemble"}) |
| if not runtime_required.issubset(executed) or not solver_api or not error_api or not is_nonempty_file(summary): |
| return False |
|
|
| vals = parse_floats(read_text(summary)) |
| if len(vals) < 2: |
| return False |
| err, mx = vals[0], vals[1] |
|
|
| if err < 0.0 or abs(err - 1.71228917227384e-05) > 1.0e-05: |
| return False |
| if abs(mx - 0.05065042052062712) > 0.002: |
| return False |
| return True |
|
|
| def evaluate() -> int: |
| root = Path("/home/user/Desktop") |
| try: |
| ok = check_task(root) |
| except Exception: |
| ok = False |
| return 1 if ok else 0 |
|
|
|
|
| def main() -> int: |
| result = evaluate() |
| print("True" if result == 1 else "False") |
| return 0 |
|
|
|
|
| if __name__ == "__main__": |
| raise SystemExit(main()) |
|
|
