def engine(dynamodb, dynamodbstreams, request):
engine = Engine(dynamodb=dynamodb,
dynamodbstreams=dynamodbstreams,
table_name_template="{table_name}" +
request.config.getoption("--nonce"))
yield engine
# This collects all subclasses of BaseModel and are not abstract. We are trying to delete any data in
# dynamodb-local between unit tests so we don't step on each other's toes.
concrete = set(
filter(lambda m: not m.Meta.abstract, walk_subclasses(BaseModel)))
for model in concrete:
# we can run into a situation where the class was created, but not bound in the engine (or table created), so
# we only try. As the dynamodb-local process is only running in memory this isn't too much of a problem.
try:
objs = list(engine.scan(model))
if objs:
engine.delete(*objs)
except BloopException:
pass
def engine(dynamodb, dynamodbstreams):
engine = Engine(dynamodb=dynamodb, dynamodbstreams=dynamodbstreams)
yield engine
engine.delete(*engine.scan(User))