original_docstring: 
          method to check existense of a credentials
  
          Args
              name: name of credentials to be searched
  
          Returns:
              Boolean: true/ false subject to whether the credentials exist
          
docstring: method to check existense of a credentials
  Args
  name: name of credentials to be searched
docstring_tokens: method to check existense of a credentials Args name : name of credentials to be searched
code: def credentials_exists(cls, credentials_name):
          """
          method to check existense of a credentials
  
          Args
              name: name of credentials to be searched
  
          Returns:
              Boolean: true/ false subject to whether the credentials exist
          """
  
          for credentials in cls.credentials_list:
              if credentials.credentials_name == credentials_name:
                  return True
  
          return False
code_tokens: def credentials_exists ( cls , credentials_name ) : for credentials in cls . credentials_list : if credentials . credentials_name == credentials_name : return True return False
short_docstring: method to check existense of a credentials
  Args
  name: name of credentials to be searched
short_docstring_tokens: method to check existense of a credentials Args name : name of credentials to be searched
comment: """
          method to check existense of a credentials
  
          Args
              name: name of credentials to be searched
  
          Returns:
              Boolean: true/ false subject to whether the credentials exist
          """