fix environment handling, + debug output

xtreemfs_client/OSDManager.py

@@ -131,7 +131,7 @@ class OSDManager(object):
     '''
 
     def create_distribution_from_existing_files(self, fix_layout_internally=True, apply_layout=True,
-                                                environment='LOCAL',):
+                                                environment='LOCAL'):
         if self.debug:
             print("creating distribution from existing files. osd manager: " + str(self))
 
@@ -167,7 +167,8 @@ class OSDManager(object):
         if fix_layout_internally:
             self.fix_physical_layout_internally()
         else:
-            if environment is 'SLURM':
+            print("environment in create_from_existing: " + str(environment))
+            if environment == 'SLURM':
                 osd_list = self.distribution.get_osd_list()
                 osd_to_folders_map = {}
                 all_folders = []