text: class EDGARQueryError(Exception):
      """
      This error is thrown when a query receives a response that is not a 200 response.
      """
  
      def __str__(self):
          return "An error occured while making the query."
  
  
  class EDGARFieldError(Exception):
      """
      This error is thrown when an invalid field is given to an endpoint.
      """
  
      def __init__(self, endpoint, field):
          self.endpoint = endpoint
          self.field = field
  
      def __str__(self):
          return "Field {field} not found in endpoint {endpoint}".format(
                  field=self.field, endpoint=self.endpoint
          )
  
  
  class CIKError(Exception):
      """
      This error is thrown when an invalid CIK is given.
      """
  
      def __init__(self, cik):
          self.cik = cik
  
      def __str__(self):
          return "CIK {cik} not valid.".format(cik=self.cik)
  
  
  class FilingTypeError(Exception):
      """This error is thrown when an invalid filing type is given. """
  
      def __str__(self):
          return "The filing type given is not valid. " \
                 "Filing type must be in valid filing type from FilingType class"
  