class_docstr: Async version of the base class where the decorators and base function for
  the other classes of this python wrapper will inherit from.
class_docstr_tok: ["Async","version","of","the","base","class","where","the","decorators","and","base","function","for","the","other","classes","of","this","python","wrapper","will","inherit","from","."]
docstr: Set a new proxy configuration
  
  Keyword Arguments:
      proxy: String URL of the proxy.
docstr_tok: ["Set","a","new","proxy","configuration","Keyword","Arguments",":","proxy",":","String","URL","of","the","proxy","."]
code: def set_proxy(self, proxy=None):
      """
      Set a new proxy configuration
  
      Keyword Arguments:
          proxy: String URL of the proxy.
      """
      self.proxy = proxy or ""
  
file_path: alpha_vantage/alpha_vantage/async_support/alphavantage.py
imports: import aiohttp
  from functools import wraps
  import inspect
  import re
  import csv
  from ..alphavantage import AlphaVantage
label_desc: Use image node_id 5 for calling the AlphaVantage obj's underlying member method code with example usage: obj.set_proxy(proxy) without return types