Proposed docker-py EndpointConfig

docker-py.diff

mike@dev:~/projects/docker-py$ git diff
diff --git a/docker/models/containers.py b/docker/models/containers.py
index d1f275f..535b3c0 100644
--- a/docker/models/containers.py
+++ b/docker/models/containers.py
@@ -973,6 +973,7 @@ RUN_CREATE_KWARGS = [
     'use_config_proxy',
     'user',
     'working_dir',
+    'networking_config',
 ]
 
 # kwargs to copy straight from run to host_config
diff --git a/docker/types/networks.py b/docker/types/networks.py
index 1c7b2c9..f615284 100644
--- a/docker/types/networks.py
+++ b/docker/types/networks.py
@@ -4,7 +4,7 @@ from ..utils import normalize_links, version_lt
 
 class EndpointConfig(dict):
     def __init__(self, version, aliases=None, links=None, ipv4_address=None,
-                 ipv6_address=None, link_local_ips=None):
+                 ipv6_address=None, link_local_ips=None, driver_opt=None):
         if version_lt(version, '1.22'):
             raise errors.InvalidVersion(
                 'Endpoint config is not supported for API version < 1.22'
@@ -33,6 +33,11 @@ class EndpointConfig(dict):
         if ipam_config:
             self['IPAMConfig'] = ipam_config
 
+        if driver_opt:
+            if not isinstance(driver_opt, dict):
+                raise TypeError('driver_opt must be a dictionary')
+
+            self['DriverOpts'] = driver_opt
 
 class NetworkingConfig(dict):
     def __init__(self, endpoints_config=None):

test-endpoint.py

import docker

client = docker.from_env()
debian = client.containers.create(
        image="debian:9",
        command="/bin/sh",
        tty=True,
        detach=True,
        networking_config=client.api.create_networking_config({
            'testnet': client.api.create_endpoint_config(
                driver_opt={ 'com.ccsw.veth.link': '12345' }
                ),
            })
        )
debian.start()
print(debian.id)
debian.kill()