import asyncio
def showcase():
"""Some code to showcase the syntax.
Docstrings are recognized and have an additional scope.
Color schemas can render them differently from other strings.
HACK doctests are highlighted too.
>>> print('''hello
... world''')
"""
@decorator(param='spam')
async def coroutine(db:aio_db.DatabaseConnection) -> List[str]:
r"""A coroutine."""
await logger.log('working\x12with %r', aio_db)
async with db.transaction():
result = await db.query(...)
print(f'Result: {result!r}')
mapping = None # type: Dict[int, Any] # PEP 484
# a regular expression
get_regex = lambda: re.compile( # type: ignore
r"""\A
word
(?: # a comment
(?P