This is an example Python script that literally just grabs the entire config of a network element.

It's not just what you would see from the CLI exec command "show running-config". You'll get everything. From all known open-models, and the native-model (which is the translation of the running config a human is used to).

-- ncclient

-- IOS-XE running >/= 16.3.1 also enabled for NETCONF

-- Can run on-box or off-box.