generated from exteraGramPlugins/pluginBase
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#!/usr/bin/env python3
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"""Offline verification harness for a built .plugin bundle. Runs without a phone.
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Usage: python3 tools/verify_bundle.py <bundle.plugin>
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"""
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from __future__ import annotations
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import ast
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import json
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import sys
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import traceback
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import types
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from dataclasses import dataclass
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from enum import Enum, auto
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from pathlib import Path
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REPO_ROOT = Path(__file__).resolve().parent.parent
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PLUGIN_JSON = REPO_ROOT / "plugin.json"
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_FAILURES = []
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def check(name: str, condition: bool, detail: str = "") -> None:
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if condition:
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print(f"PASS {name}")
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else:
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message = f"FAIL {name}"
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if detail:
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message += f": {detail}"
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print(message, file=sys.stderr)
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_FAILURES.append(name)
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class HookStrategy(Enum):
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DEFAULT = auto()
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MODIFY = auto()
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CANCEL = auto()
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MODIFY_FINAL = auto()
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@dataclass
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class HookResult:
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strategy: HookStrategy = HookStrategy.DEFAULT
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params: object = None
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LOG_LINES: list[str] = []
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class BasePlugin:
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def __init__(self):
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self._settings = {}
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def get_setting(self, key, default=None):
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return self._settings.get(key, default)
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def set_setting(self, key, value):
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self._settings[key] = value
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def add_on_send_message_hook(self):
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pass
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def on_plugin_load(self):
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pass
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def on_plugin_unload(self):
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pass
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def create_settings(self):
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return []
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def fake_log(*args, **kwargs):
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LOG_LINES.append(" ".join(str(a) for a in args))
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class _SettingsRow:
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def __init__(self, **kwargs):
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self.__dict__.update(kwargs)
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def install_fakes() -> None:
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base_plugin_mod = types.ModuleType("base_plugin")
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base_plugin_mod.BasePlugin = BasePlugin
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base_plugin_mod.HookResult = HookResult
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base_plugin_mod.HookStrategy = HookStrategy
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sys.modules["base_plugin"] = base_plugin_mod
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android_utils_mod = types.ModuleType("android_utils")
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android_utils_mod.log = fake_log
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sys.modules["android_utils"] = android_utils_mod
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ui_mod = types.ModuleType("ui")
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ui_mod.__path__ = []
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sys.modules["ui"] = ui_mod
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ui_settings_mod = types.ModuleType("ui.settings")
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for cls_name in ("Header", "Input", "Text", "Switch"):
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setattr(ui_settings_mod, cls_name, type(cls_name, (_SettingsRow,), {}))
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sys.modules["ui.settings"] = ui_settings_mod
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ui_mod.settings = ui_settings_mod
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class SimpleParams:
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def __init__(self, message):
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self.message = message
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KEY_TO_DUNDER = {
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"id": "__id__",
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"name": "__name__",
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"description": "__description__",
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"author": "__author__",
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"version": "__version__",
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"icon": "__icon__",
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"app_version": "__app_version__",
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"sdk_version": "__sdk_version__",
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"requirements": "__requirements__",
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}
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def expected_dunders(meta: dict) -> dict:
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result = {}
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for key, dunder in KEY_TO_DUNDER.items():
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if key not in meta:
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continue
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value = meta[key]
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if key in ("description", "icon") and value == "":
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continue
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if key == "requirements" and value == []:
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continue
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result[dunder] = value
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return result
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def main(argv=None) -> int:
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argv = sys.argv[1:] if argv is None else argv
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if len(argv) != 1:
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print("usage: tools/verify_bundle.py <bundle.plugin>", file=sys.stderr)
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return 1
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bundle_path = Path(argv[0])
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if not bundle_path.is_file():
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print(f"error: bundle not found at {bundle_path}", file=sys.stderr)
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return 1
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install_fakes()
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source = bundle_path.read_text(encoding="utf-8")
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modules_before = set(sys.modules)
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ns = {"__name__": "hello_bundle"}
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exec(compile(source, str(bundle_path), "exec"), ns)
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new_modules = set(sys.modules) - modules_before
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meta = json.loads(PLUGIN_JSON.read_text(encoding="utf-8"))
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expected = expected_dunders(meta)
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mismatches = [
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f"{dunder}: expected {value!r}, got {ns.get(dunder)!r}"
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for dunder, value in expected.items()
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if ns.get(dunder) != value
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]
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check("metadata constants match plugin.json", not mismatches, "; ".join(mismatches))
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tree = ast.parse(source, filename=str(bundle_path))
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top_level_assigned = {
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target.id
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for node in tree.body
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if isinstance(node, ast.Assign)
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for target in node.targets
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if isinstance(target, ast.Name)
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}
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check(
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"metadata exposed as top-level literal assignments (AST)",
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set(expected) <= top_level_assigned,
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f"missing: {set(expected) - top_level_assigned}",
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)
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plugin_classes = [
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value
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for value in ns.values()
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if isinstance(value, type) and issubclass(value, BasePlugin) and value is not BasePlugin
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]
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check(
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"exactly one BasePlugin subclass defined",
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len(plugin_classes) == 1,
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f"found {len(plugin_classes)}",
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)
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plugin_cls = plugin_classes[0] if len(plugin_classes) == 1 else None
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if plugin_cls is not None:
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check(
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"plugin class __module__ matches executed namespace",
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plugin_cls.__module__ == ns["__name__"],
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f"__module__={plugin_cls.__module__!r} != {ns['__name__']!r}",
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)
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plugin = plugin_cls()
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LOG_LINES.clear()
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plugin.on_plugin_load()
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check(
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"on_plugin_load emits load log line",
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any("hello_bundle loaded" in line for line in LOG_LINES),
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f"log lines: {LOG_LINES}",
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)
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params = SimpleParams(".hello alice smith")
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result = plugin.on_send_message_hook(account=0, params=params)
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check(
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"'.hello alice smith' renders greeting",
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params.message == "Hello, Alice Smith!",
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f"got {params.message!r}",
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)
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check(
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"on_send_message_hook returns MODIFY strategy",
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result.strategy == HookStrategy.MODIFY,
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f"got {result.strategy}",
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)
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plugin.set_setting("template", "{nope}")
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params2 = SimpleParams(".hello someone")
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plugin.on_send_message_hook(account=0, params=params2)
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check(
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"bad template produces 'Bad template:' message",
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params2.message.startswith("Bad template:"),
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f"got {params2.message!r}",
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)
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# main.py imports `render`/`TemplateError` by name, so they live directly
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# in the executed namespace — call render() directly to inspect the raised
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# traceback (proves linecache registration for bundled, non-file modules).
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render = ns.get("render")
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template_error = ns.get("TemplateError")
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traceback_text = ""
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if render is not None and template_error is not None:
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try:
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render("{nope}", "x")
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except template_error:
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traceback_text = traceback.format_exc()
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check(
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"render() traceback names src/greeting/template.py",
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"src/greeting/template.py" in traceback_text,
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f"traceback:\n{traceback_text}",
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)
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check(
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"traceback includes the raising source line text",
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"unsupported placeholder" in traceback_text,
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f"traceback:\n{traceback_text}",
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)
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check(
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"sys.modules gained no entry for bundled module names",
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not ({"greeting", "textutil", "main"} & new_modules),
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f"leaked: {({'greeting', 'textutil', 'main'} & new_modules)}",
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)
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if _FAILURES:
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print(f"\n{len(_FAILURES)} check(s) failed: {', '.join(_FAILURES)}", file=sys.stderr)
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return 1
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print("\nall checks passed")
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return 0
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if __name__ == "__main__":
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sys.exit(main())
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