Gettext callable for Jinja's ``install_gettext_callables``. Translates ``message`` using the current request's locale, then returns t

Ngettext callable for Jinja's ``install_gettext_callables``.

Create a mock work object.

Set ContextVars so require_librarian -> get_current_user() works.

Set ContextVars for tests that reach _build_preview_response.

Signal handler that sets the global `_stop_requested` flag to True when a termination signal is received. Args: signum (int): Th

Define a sample schema. >>> s = Schema() >>> s.add_table('posts', ... s.column('id', 'serial', primary_key=True),

r""" >>> t = _testrun >>> t("$x") 'self.push(websafe(x));\n' >>> t("$:x") 'self.push(x);\n' >>> t("$ x = 1") 'var x = 1;\n

Unique ID for ARIA labelledby association

@type {AbstractExtractor}

Convert a Python datetime.datetime into a timezone-naive ISO 8601 date string. >>> adapt_datetime_iso(datetime(2023, 4, 5, 6, 7, 8, 9)) '

Add award to database only if award doesn't exist previously or raises Bestbook.AwardConditionsError

Insert or update booknote. Create a new booknote if one doesn't exist, or gracefully update the record otherwise. return: the updates

Adds a book with `work_id` to user's bookshelf designated by `bookshelf_id`