old_contents: import requests, os
  
  
  BASE_URL = 'https://bernoulli.herokuapp.com/client/api/experiments/'
  
  def get_experiments(client_id, experiment_ids=None, user_id=None, bucket_if_necessary=True, user_data=None):
      """
      Retrieve the experiments the user is a part of
      @param client_id : Bernoulli Client ID
      @param experiment_ids : Either a single or list of experiment ids to retreive
      @param user_id : An identifier for the user
      @param bucket_if_necessary : Choose a variant for the user if one has not been chosen
      @param user_data : Dictionary of user information to be used by the segment filters
      """
  
      if not client_id:
          raise Exception("client_id is required")
  
      if type(experiment_ids) is dict:
          experiment_ids = ','.join(experiment_ids)
  
      params = {
          'clientId': client_id,
          'experimentIds': experiment_ids,
          'userId': user_id,
          'bucketIfNecessary': bucket_if_necessary,
      }
  
      if user_data is None:
          user_data = {}
  
      try:
          response = requests.get(BASE_URL, params=dict(params.items() + user_data.items()))
      except requests.ConnectionError:
          raise Exception("Unable to access service")
  
      val = response.json()
      if val['status'] != 'ok':
          raise Exception(val['message'])
  
      return val['value']
  
  def record_goal_attained(client_id, experiment_id, user_id):
      """
      Record that a variant was successful for a user
      @param client_id : Bernoulli Client ID
      @param experiment_id : A single experiment id
      @param user_id : An identifier for the user
      """
  
      try:
          response = requests.post(BASE_URL, data={
              'clientId': client_id,
              'userId': user_id,
              'experimentId': experiment_id,
          })
      except requests.ConnectionError:
          raise Exception("Unable to access services")
  
      val = response.json()
      if val['status'] != 'ok':
          raise Exception(val['message'])
  
      return val['value'] # Should be True
new_contents: import requests, os
  
  
  BASE_URL = 'https://bernoulli.herokuapp.com/client/api/experiments/'
  
  def get_experiments(client_id=None, experiment_ids=None, user_id=None, bucket_if_necessary=True, user_data=None):
      """
      Retrieve the experiments the user is a part of
      @param client_id : Bernoulli Client ID - will default to BERNOULLI_CLIENT_ID ENV variable
      @param experiment_ids : Either a single or list of experiment ids to retreive
      @param user_id : An identifier for the user
      @param bucket_if_necessary : Choose a variant for the user if one has not been chosen
      @param user_data : Dictionary of user information to be used by the segment filters
      """
  
      if not client_id:
          client_id = os.environ.get('BERNOULLI_CLIENT_ID')
  
      if not client_id:
          raise Exception("client_id is required")
  
      if type(experiment_ids) is dict:
          experiment_ids = ','.join(experiment_ids)
  
      params = {
          'clientId': client_id,
          'experimentIds': experiment_ids,
          'userId': user_id,
          'bucketIfNecessary': bucket_if_necessary,
      }
  
      if user_data is None:
          user_data = {}
  
      try:
          response = requests.get(BASE_URL, params=dict(params.items() + user_data.items()))
      except requests.ConnectionError:
          raise Exception("Unable to access service")
  
      val = response.json()
      if val['status'] != 'ok':
          raise Exception(val['message'])
  
      return val['value']
  
  def record_goal_attained(client_id, experiment_id, user_id):
      """
      Record that a variant was successful for a user
      @param client_id : Bernoulli Client ID
      @param experiment_id : A single experiment id
      @param user_id : An identifier for the user
      """
  
      try:
          response = requests.post(BASE_URL, data={
              'clientId': client_id,
              'userId': user_id,
              'experimentId': experiment_id,
          })
      except requests.ConnectionError:
          raise Exception("Unable to access services")
  
      val = response.json()
      if val['status'] != 'ok':
          raise Exception(val['message'])
  
      return val['value'] # Should be True
subject: change param