Removed unused variable

relational/parser.py

@@ -24,8 +24,6 @@
 #
 # Language definition here:
 # http://ltworf.github.io/relational/grammar.html
-import re
-
 from relational import rtypes
 
 RELATION = 0

relational/relation.py

@@ -190,8 +190,6 @@ class Relation (object):
         For example if you want to rename a to b, call
         rel.rename({'a':'b'})
         '''
-        result = []
-
         newt = relation()
         newt.header = self.header.rename(params)
 

relational_gui/about.py

@@ -16,7 +16,6 @@
 #
 # author Salvo "LtWorf" Tomaselli <tiposchi@tiscali.it>
 
-import os
 from PyQt5 import QtCore, QtGui, QtWidgets
 
 try:  # If QtWebKit is available, uses it

relational_gui/creator.py

@@ -16,7 +16,7 @@
 #
 # author Salvo "LtWorf" Tomaselli <tiposchi@tiscali.it>
 
-from PyQt5 import QtCore, QtGui, QtWidgets
+from PyQt5 import QtGui, QtWidgets
 
 from relational_gui import rel_edit
 from relational import relation

relational_gui/guihandler.py

@@ -17,9 +17,9 @@
 # author Salvo "LtWorf" Tomaselli <tiposchi@tiscali.it>
 import sys
 
-from PyQt5 import QtCore, QtWidgets, QtWidgets, QtGui
+from PyQt5 import QtCore, QtWidgets, QtGui
 
-from relational import relation, parser, optimizer, rtypes
+from relational import parser, optimizer, rtypes
 from relational.maintenance import UserInterface
 
 from relational_gui import about

relational_gui/surveyForm.py

@@ -19,7 +19,7 @@
 import platform
 import locale
 
-from PyQt5 import QtCore, QtGui, QtWidgets
+from PyQt5 import QtWidgets
 
 from relational import maintenance