code: def create_table(self, table, columns):
          
          schema, table = self.parse_table_name(table)
          table = self._valid_table_name(table)
          if not schema:
              schema = self.schema
          if table in self.tables:
              return Table(self, schema, table)
          else:
              return Table(self, schema, table, columns)
docs: Creates a table