README.md updated and reorganized, Improved error handling for configparser and ldap manager, requirements.txt added

schemas.py

@@ -3,11 +3,9 @@ import config
 import json
 import math
 
-from config import ldap_manager
+from config import ldap_manager, etcd_client
 from helper import resolve_product
 
-etcd_client = config.etcd_client
-
 
 class ValidationException(Exception):
     """Validation Error"""
@@ -105,7 +103,7 @@ class AddProductSchema(BaseSchema):
         user = self.objects['user']
         user = json.loads(user.entry_to_json())
         uid, ou, *dc = user['dn'].replace('ou=', '').replace('dc=', '').replace('uid=', '').split(',')
-        if ou != config.config['ldap']['internal_user_ou']:
+        if ou != config.config.get('ldap', 'internal_user_ou', fallback='users'):
             raise ValidationException('You do not have access to create product.')
 
         product = resolve_product(self.specs.value['usable-id'], etcd_client)