class_docstr: Revokes (and deletes) a set (key, secret) of credentials for
          the authenticated user.
  
  :param access_key: Credentials key
  :type access_key: str
class_docstr_tok: ["Revokes","(","and","deletes",")","a","set","(","key",",","secret",")","of","credentials","for","the","authenticated","user",".",":","param","access_key",":","Credentials","key",":","type","access_key",":","str"]
code: def access_key(self):
      return self._property_access_key
  
imports: from datetime import datetime
  import six
  from dateutil.parser import parse
  from ....backend_api.session import NonStrictDataModel, Request, Response, schema_property
label_desc: Use image node_id 2 for calling the RevokeCredentialsRequest obj's underlying member method code with example usage: obj.access_key() and returns: self