old_contents: #for linkedin
  #yanan
  #not working yet
  
  from linkedin import linkedin # pip install python-linkedin
  
  # OAuth 1.0a
  # Define CONSUMER_KEY, CONSUMER_SECRET,  
  # USER_TOKEN, and USER_SECRET from the credentials 
  # provided in your LinkedIn application
  
  
  CONSUMER_KEY = '77t43u3loazvrz'
  CONSUMER_SECRET = 'b95o3WkJj7vbNWMj'
  
  USER_TOKEN = 'd77d38f5-6f3e-422a-9a6a-6fe985ae8c54'
  USER_SECRET = '01027166-7044-4c73-988a-61896e12dd82'
  
  RETURN_URL = 'http://ysun1.github.io' # Not required for developer authentication
  
  # Instantiate the developer authentication class
  
  auth = linkedin.LinkedInDeveloperAuthentication(CONSUMER_KEY, CONSUMER_SECRET, 
                                  USER_TOKEN, USER_SECRET, 
                                  RETURN_URL, 
                                  permissions=linkedin.PERMISSIONS.enums.values())
  
  # Pass it in to the app...
  
  app = linkedin.LinkedInApplication(auth)
  
  # Use the app...
  
  app.get_profile()
  
new_contents: #for linkedin
  #yanan
  #not working yet
  
  from linkedin import linkedin # pip install python-linkedin
  
  # OAuth 1.0a
  # Define CONSUMER_KEY, CONSUMER_SECRET,  
  # USER_TOKEN, and USER_SECRET from the credentials 
  # provided in your LinkedIn application
  
  
  CONSUMER_KEY = '77t43u3loazvrz'
  CONSUMER_SECRET = 'b95o3WkJj7vbNWMj'
  
  USER_TOKEN = 'd77d38f5-6f3e-422a-9a6a-6fe985ae8c54'
  USER_SECRET = '01027166-7044-4c73-988a-61896e12dd82'
  
  RETURN_URL = 'http://ysun1.github.io/labormatch/' # Not required for developer authentication
  
  # Instantiate the developer authentication class
  
  auth = linkedin.LinkedInDeveloperAuthentication(CONSUMER_KEY, CONSUMER_SECRET, 
                                  USER_TOKEN, USER_SECRET, 
                                  RETURN_URL, 
                                  permissions=linkedin.PERMISSIONS.enums.values())
  
  # Pass it in to the app...
  
  app = linkedin.LinkedInApplication(auth)
  
  # Use the app...
  
  app.get_profile()
  
subject: Update authentication.py