diff --git a/scripts/HFIR_4Circle_Reduction/fputility.py b/scripts/HFIR_4Circle_Reduction/fputility.py
index e71a3c84d0d10504d7bd88684f1b547814c504f3..c84244f246d051c43f9c8cb1e0a2a644eb1f87cb 100644
--- a/scripts/HFIR_4Circle_Reduction/fputility.py
+++ b/scripts/HFIR_4Circle_Reduction/fputility.py
@@ -84,7 +84,7 @@ def write_scd_fullprof_kvector(user_header, wave_length, k_vector_dict, peak_dic
         ofile.write(fp_buffer)
         ofile.close()
     except IOError as io_err:
-        raise RuntimeError('Unable to write to Fullprof single crystal file at %s due to %s..' % (fp_file_name,
-                           str(io_err)))
+        err_msg = 'Unable to write to Fullprof single crystal file at %s due to %s..' % (fp_file_name, str(io_err))
+        raise RuntimeError(err_msg)
 
     return fp_buffer
diff --git a/scripts/HFIR_4Circle_Reduction/optimizelatticewindow.py b/scripts/HFIR_4Circle_Reduction/optimizelatticewindow.py
index 7ef934e4e63b366ce4df01418ab2787e5977ed1e..68e639117b4bb82e9c56b18c7a041a758283193e 100644
--- a/scripts/HFIR_4Circle_Reduction/optimizelatticewindow.py
+++ b/scripts/HFIR_4Circle_Reduction/optimizelatticewindow.py
@@ -1,5 +1,4 @@
 #pylint: disable=C0103
-import sys
 from PyQt4 import QtGui, QtCore
 
 import ui_OptimizeLattice
@@ -34,8 +33,7 @@ class OptimizeLatticeWindow(QtGui.QMainWindow):
                                                  'Monoclinic',
                                                  'Triclinic'])
 
-        self.ui.comboBox_ubSource.addItems(['Tab - Calculate UB Matrix',
-                                           'Tab - Accepted UB Matrix'])
+        self.ui.comboBox_ubSource.addItems(['Tab - Calculate UB Matrix', 'Tab - Accepted UB Matrix'])
 
         self.ui.lineEdit_tolerance.setText('0.12')
 
@@ -114,4 +112,5 @@ class OptimizeLatticeWindow(QtGui.QMainWindow):
         else:
             tab_index = 4
 
-        return tab_index
\ No newline at end of file
+        return tab_index
+