text: """A collection of ORM sqlalchemy models for managing copyright"""
  from norm import config
  from norm.models import Model
  
  from sqlalchemy import Column, Integer, String, exists
  
  
  class License(Model):
      """License for sharing Lambdas"""
      __tablename__ = 'licenses'
  
      id = Column(Integer, primary_key=True)
      name = Column(String(256), nullable=False)
  
  
  LICENSES = [
      'MIT',
      'Apache-2.0',
      'CC-0',
      'BSD'
  ]
  
  
  def register_licenses():
      for lic in LICENSES:
          in_store = config.session.query(exists().where(License.name == lic)).scalar()
          if not in_store:
              inst = License(name=lic)
              config.session.add(inst)
      config.session.commit()
  
  