Keep default ENTERPRISE_API_URL if LMS_ROOT_URL not set

lms/envs/aws.py

@@ -176,7 +176,11 @@ EDXMKTG_LOGGED_IN_COOKIE_NAME = ENV_TOKENS.get('EDXMKTG_LOGGED_IN_COOKIE_NAME',
 EDXMKTG_USER_INFO_COOKIE_NAME = ENV_TOKENS.get('EDXMKTG_USER_INFO_COOKIE_NAME', EDXMKTG_USER_INFO_COOKIE_NAME)
 
 LMS_ROOT_URL = ENV_TOKENS.get('LMS_ROOT_URL')
-ENTERPRISE_API_URL = ENV_TOKENS.get('ENTERPRISE_API_URL', LMS_ROOT_URL + '/enterprise/api/v1/')
+
+DEFAULT_ENTERPRISE_API_URL = None
+if LMS_ROOT_URL is not None:
+    DEFAULT_ENTERPRISE_API_URL = LMS_ROOT_URL + '/enterprise/api/v1/'
+ENTERPRISE_API_URL = ENV_TOKENS.get('ENTERPRISE_API_URL', DEFAULT_ENTERPRISE_API_URL)
 
 ENV_FEATURES = ENV_TOKENS.get('FEATURES', {})
 for feature, value in ENV_FEATURES.items():

lms/envs/devstack.py

@@ -20,6 +20,7 @@ CELERY_ALWAYS_EAGER = True
 HTTPS = 'off'
 
 LMS_ROOT_URL = 'http://localhost:8000'
+ENTERPRISE_API_URL = LMS_ROOT_URL + '/enterprise/api/v1/'
 
 ################################ LOGGERS ######################################