docs: def get_container_ip(self, container):
          """
          Returns the internal ip of the container if available
          """
          info = self.inspect_container(container)
          if not info:
              return None
  
          netInfo = info['NetworkSettings']
          if not netInfo:
              return None
  
          ip = netInfo['IPAddress']
          if not ip:
              return None
  
          return ip