diff --git a/schainpy/controller.py b/schainpy/controller.py
index 1b79f87..21d59f1 100644
--- a/schainpy/controller.py
+++ b/schainpy/controller.py
@@ -14,11 +14,11 @@ from schainpy.utils.log import logToFile
 from xml.etree.ElementTree import ElementTree, Element, SubElement, tostring
 from xml.dom import minidom
 
+from multiprocessing import cpu_count
 from schainpy.model import *
 from time import sleep
 
 
-
 def prettify(elem):
     """Return a pretty-printed XML string for the Element.
     """
diff --git a/schainpy/model/io/jroIO_base.py b/schainpy/model/io/jroIO_base.py
index 4824af8..3a8faae 100644
--- a/schainpy/model/io/jroIO_base.py
+++ b/schainpy/model/io/jroIO_base.py
@@ -1294,7 +1294,7 @@ class JRODataReader(JRODataIO):
                 blocktime=None,
                 verbose=True,
                 **kwargs):
-
+        
         if path == None:
             raise ValueError, "[Reading] The path is not valid"
         
@@ -1516,7 +1516,6 @@ class JRODataReader(JRODataIO):
             warnings=True,
             server=None,
             verbose=True, **kwargs):
-
         if not(self.isConfig):
 #            self.dataOut = dataOut
             self.setup( path=path,