code: def grant_privilege(database, privilege, username, **client_args):
      '''
      Grant a privilege on a database to a user.
  
      database
          Name of the database to grant the privilege on.
  
      privilege
          Privilege to grant. Can be one of 'read', 'write' or 'all'.
  
      username
          Name of the user to grant the privilege to.
      '''
      client = _client(**client_args)
      client.grant_privilege(privilege, database, username)
  
      return Truf grant_privilege(database, privilege, username, **client_args):
      '''
      Grant a privilege on a database to a user.
  
      database
          Name of the database to grant the privilege on.
  
      privilege
          Privilege to grant. Can be one of 'read', 'write' or 'all'.
  
      username
          Name of the user to grant the privilege to.
      '''
      client = _client(**client_args)
      client.grant_privilege(privilege, database, username)
  
      return True
docs: Grant a privilege on a database to a user.
  
      database
          Name of the database to grant the privilege on.
  
      privilege
          Privilege to grant. Can be one of 'read', 'write' or 'all'.
  
      username
          Name of the user to grant the privilege to.