class_docstr: A Database connection.
class_docstr_tok: ["A","Database","connection","."]
code: def __init__(self, connection):
      self._conn = connection
      self.open = not connection.closed
  
imports: import os
  from sys import stdout
  from collections import OrderedDict
  from contextlib import contextmanager
  from inspect import isclass
  import tablib
  from docopt import docopt
  from sqlalchemy import create_engine, exc, inspect, text
label_desc: Use image node_id 1 to create a new Connection object from inherited base classes: object with example: obj = Connection(connection)