Traceback (most recent call last):


 "c:\Chatbot-Flask-Server-master\app.py", line 67, in <module>

app.run(debug=True)


 "C:\Users\sriranga\AppData\Local\Continuum\anaconda3\lib\site-packages\flask\app.py", line 938, in run

cli.show_server_banner(self.env, self.debug, self.name, False)


 "C:\Users\sriranga\AppData\Local\Continuum\anaconda3\lib\site-packages\flask\cli.py", line 629, in show_server_banner

click.echo(message)


 "C:\Users\sriranga\AppData\Local\Continuum\anaconda3\lib\site-packages\click\utils.py", line 217, in echo

file = _default_text_stdout()


 "C:\Users\sriranga\AppData\Local\Continuum\anaconda3\lib\site-packages\click\_compat.py", line 621, in func

rv = wrapper_func()


 "C:\Users\sriranga\AppData\Local\Continuum\anaconda3\lib\site-packages\click\_compat.py", line 385, in get_text_stdout

rv = _get_windows_console_stream(sys.stdout, encoding, errors)


 "C:\Users\sriranga\AppData\Local\Continuum\anaconda3\lib\site-packages\click\_winconsole.py", line 261, in _get_windows_console_stream

func = _stream_factories.get(f.fileno())
AttributeError: 'NoneType' object has no attribute 'fileno'

Traceback (most recent call last):


 "build_medicalgraph.py", line 270, in <module>

handler = MedicalGraph()


 "build_medicalgraph.py", line 20, in __init__

password="123456")


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/py2neo/database.py", line 305, in __new__

database = Database(uri, **settings)


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/py2neo/database.py", line 97, in __new__

user_agent=connection_data["user_agent"])


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/neo4j/v1/api.py", line 133, in __new__

return subclass(uri, **config)


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/neo4j/v1/direct.py", line 73, in __new__

pool.release(pool.acquire())


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/neo4j/v1/direct.py", line 44, in acquire

return self.acquire_direct(self.address)


 "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/neo4j/bolt/connection.py", line 455, in acquire_direct

connection.pool = self
AttributeError: 'NoneType' object has no attribute 'pool'
