docs: def schema_get(dbname, name, user=None,
                 db_user=None, db_password=None,
                 db_host=None, db_port=None):
      '''
      Return a dict with information about schemas in a database.
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' postgres.schema_get dbname name
  
      dbname
          Database name we query on
  
      name
         Schema name we look for
  
      user
          The system user the operation should be performed on behalf of
  
      db_user
          database username if different from config or default
  
      db_password
          user password if any password for a specified user
  
      db_host
          Database host if different from config or default
  
      db_port
          Database port if different from config or default
      '''
      all_schemas = schema_list(dbname, user=user,
                                db_user=db_user,
                                db_host=db_host,
                                db_port=db_port,
                                db_password=db_password)
      try:
          return all_schemas.get(name, None)
      except AttributeError:
          log.error('Could not retrieve Postgres schema. Is Postgres running?')
          return False