def pull_updates(since=None):
if since:
since = datetime.fromtimestamp(since)
else:
# Calculate the last time the project scraper ran
pass
projects = []
for importer in Importers:
projects += importer.updated_since(since)
created = []
for project in projects:
try:
created.append(Project.create_from_dict(project))
except IntegrityError as ierr:
logger.error("Could not create project '%s': %s", project["name"],
ierr)
return created
