converted tabs to spaces for pep8 compliance

gui/interface.py

@@ -21,46 +21,46 @@
 
 
 class resourceHandler():
-	def __init__(self, **args):
-		pass
-		
-	
-	def read_token(self,instance):
-		path = '../'+instance.current_ex+'/token.txt'
-		try:
-			credentials = open(path)
-			instance.email = credentials.readline().strip()
-			instance.token = credentials.readline().strip()
-			return True
-		except Exception, e:
-			return False
-
-			
-	
-	def files(self,excercise):
-		path = 'res/'+excercise+'/sources.txt'
-		filehandler = open(path)
-		filelist=[]
-		while True:
-			try:
-				filelist.append(filehandler.next())
-			except Exception, e:
-				return filelist
-	def manual(self, excercise):
-		path = 'res/'+excercise+'/manual.md'
-		return pypandoc.convert(path,'rst')
-
-	def writeFile(self,excercise,filename):
-		path = '../'+excercise+'/'+filename
-		f=open(path,'w')
-		return f
-		
-	def readFile(self,excercise,filename):
-		path = '../'+excercise+'/'+filename
-		#print 'Opening ',path
-		f=open(path,'r')
-		return f.read()
-		
+    def __init__(self, **args):
+        pass
+
+
+    def read_token(self,instance):
+        path = '../'+instance.current_ex+'/token.txt'
+        try:
+            credentials = open(path)
+            instance.email = credentials.readline().strip()
+            instance.token = credentials.readline().strip()
+            return True
+        except Exception, e:
+            return False
+
+
+
+    def files(self,excercise):
+        path = 'res/'+excercise+'/sources.txt'
+        filehandler = open(path)
+        filelist=[]
+        while True:
+            try:
+                filelist.append(filehandler.next())
+            except Exception, e:
+                return filelist
+    def manual(self, excercise):
+        path = 'res/'+excercise+'/manual.md'
+        return pypandoc.convert(path,'rst')
+
+    def writeFile(self,excercise,filename):
+        path = '../'+excercise+'/'+filename
+        f=open(path,'w')
+        return f
+
+    def readFile(self,excercise,filename):
+        path = '../'+excercise+'/'+filename
+        #print 'Opening ',path
+        f=open(path,'r')
+        return f.read()
+
 class MainScreen(BoxLayout):
 
     def __init__(self, welcome=False, **kwargs):
@@ -85,171 +85,171 @@ def start_app(self,*args):
 
     def draw_screen(self,*args):
         self.clear_widgets()
-    	self.add_widget(self.titlebar())
-    	self.add_widget(self.maineditor())
+        self.add_widget(self.titlebar())
+        self.add_widget(self.maineditor())
         scrollbar = ScrollView(size_hint=(1,None))
         #TODO: Make filebar scrollable for smaller screens and many files
         #scrollbar.add_widget(self.filebar())
-    	#self.add_widget(scrollbar)
+        #self.add_widget(scrollbar)
         self.add_widget(self.filebar())
-    	self.add_widget(self.console())
-    	
+        self.add_widget(self.console())
+
     def titlebar(self):
-    	layout=BoxLayout(padding='2sp',size_hint=(1,None),height='65sp')
-    	layout.orientation='horizontal'
-
-    	#credentials = self.accept_credentials()
-    	self.submit_popup = Popup(title='Enter credentials',content=self.accept_credentials(),size_hint=(0.6, 0.35))        
-    	#credentials.children[1].bind(on_press=self.submit_popup.dismiss)
-    	
-    	submit = Button(text='Submit',size_hint=(0.4,1))    	
-    	if self.element.read_token(self):
-        	submit.bind(on_press=partial(self.submit_assignment))
+        layout=BoxLayout(padding='2sp',size_hint=(1,None),height='65sp')
+        layout.orientation='horizontal'
+
+        #credentials = self.accept_credentials()
+        self.submit_popup = Popup(title='Enter credentials',content=self.accept_credentials(),size_hint=(0.6, 0.35))
+        #credentials.children[1].bind(on_press=self.submit_popup.dismiss)
+
+        submit = Button(text='Submit',size_hint=(0.4,1))
+        if self.element.read_token(self):
+            submit.bind(on_press=partial(self.submit_assignment))
         else:
-           	submit.bind(on_press=self.submit_popup.open)
-    	
-    	run = Button(text='Run',size_hint=(0.4,1))
-    	run.bind(on_press=self.run)
+            submit.bind(on_press=self.submit_popup.open)
+
+        run = Button(text='Run',size_hint=(0.4,1))
+        run.bind(on_press=self.run)
 
-    	ex_dropdown = Spinner(text=self.current_ex,size_hint=(1,1))
-    	ex_dropdown.values = os.listdir('./res/')
-    	ex_dropdown.bind(text=self.updateExercise)
+        ex_dropdown = Spinner(text=self.current_ex,size_hint=(1,1))
+        ex_dropdown.values = os.listdir('./res/')
+        ex_dropdown.bind(text=self.updateExercise)
 
-    	layout.add_widget(run)
-    	layout.add_widget(ex_dropdown)
-    	layout.add_widget(submit)
+        layout.add_widget(run)
+        layout.add_widget(ex_dropdown)
+        layout.add_widget(submit)
 
-    	return layout
+        return layout
 
 
     def console(self):
-    	layout = FloatLayout(size_hint=(1,None),height=100)
-    	self.info_label = TextInput(size_hint=(1,None),readonly=True,background_color=(0,0,0,1),foreground_color=(1,1,1,1),opacity=0)
-    	self.info_label.text_size = self.size
-    	self.info_label.text = 'console'
-    	self.info_label.height = '150pt'
-    	self.info_label.top = 0
-    	layout.add_widget(self.info_label)
-    	return layout
+        layout = FloatLayout(size_hint=(1,None),height=100)
+        self.info_label = TextInput(size_hint=(1,None),readonly=True,background_color=(0,0,0,1),foreground_color=(1,1,1,1),opacity=0)
+        self.info_label.text_size = self.size
+        self.info_label.text = 'console'
+        self.info_label.height = '150pt'
+        self.info_label.top = 0
+        layout.add_widget(self.info_label)
+        return layout
 
 
     def accept_credentials(self):
-    	main_layout= BoxLayout(padding='2sp')
-    	main_layout.orientation='vertical'
-    	layout=GridLayout(padding='2sp')
-    	layout.cols=2
-    	layout.add_widget(Label(text='Email id:'))
-    	email = TextInput(multiline=False)
-    	layout.add_widget(email)
-    	token = TextInput(multiline=False)
-    	layout.add_widget(Label(text='Submission Token:'))
-    	layout.add_widget(token)
-    	main_layout.add_widget(layout)
-    	submit = Button(text='Submit',size_hint=(1,0.4))
-    	submit.bind(on_press=partial(self.submit_assignment,email,token))
-    	main_layout.add_widget(submit)
-    	return main_layout
-   	
+        main_layout= BoxLayout(padding='2sp')
+        main_layout.orientation='vertical'
+        layout=GridLayout(padding='2sp')
+        layout.cols=2
+        layout.add_widget(Label(text='Email id:'))
+        email = TextInput(multiline=False)
+        layout.add_widget(email)
+        token = TextInput(multiline=False)
+        layout.add_widget(Label(text='Submission Token:'))
+        layout.add_widget(token)
+        main_layout.add_widget(layout)
+        submit = Button(text='Submit',size_hint=(1,0.4))
+        submit.bind(on_press=partial(self.submit_assignment,email,token))
+        main_layout.add_widget(submit)
+        return main_layout
+
     def submit_assignment(self,*largs):
         #Make submit_ob local if not used anywhere else 
         if len(largs)>1:
-    		self.submit_ob.__login = largs[0].text
-    		self.submit_ob.__password = largs[1].text
-    	else:
-    		self.submit_ob.__login=self.email
-    		self.submit_ob.__password=self.token    		
+            self.submit_ob.__login = largs[0].text
+            self.submit_ob.__password = largs[1].text
+        else:
+            self.submit_ob.__login=self.email
+            self.submit_ob.__password=self.token
 
-    	print 'Email',self.submit_ob.__login
-    	print 'Token', self.submit_ob.__password
-    	self.submit_popup.dismiss()
-    	#TODO:submission call
-    	#self.show_error(self.submit_ob.submit())
+        print 'Email',self.submit_ob.__login
+        print 'Token', self.submit_ob.__password
+        self.submit_popup.dismiss()
+        #TODO:submission call
+        #self.show_error(self.submit_ob.submit())
 
 
     def updateExercise(self,spinner,text):
-    	self.current_ex=text
-    	current_file = self.element.files(self.current_ex)[0]
-    	if current_file.endswith('\n'):
-    		current_file=current_file[:-1]
-    	self.current_file= current_file
-    	self.draw_screen()
-    	print 'Current Exercise changed to: ', self.current_ex
+        self.current_ex=text
+        current_file = self.element.files(self.current_ex)[0]
+        if current_file.endswith('\n'):
+            current_file=current_file[:-1]
+        self.current_file= current_file
+        self.draw_screen()
+        print 'Current Exercise changed to: ', self.current_ex
 
 
 
     def run(self,instance):
-    	#TODO: Display output in popup
-    	self.show_error('Cannot run')
-    	print('The button <%s> is being pressed' % instance.text)
+        #TODO: Display output in popup
+        self.show_error('Cannot run')
+        print('The button <%s> is being pressed' % instance.text)
 
 
 
 
     def maineditor(self):
-    	layout=BoxLayout()
-    	if self.width < self.height:
-    		layout.orientation='vertical'   
-    	else:
-    		layout.orientation='horizontal'
-    	#self.bind(self.current_ex=self.update_currentFile) 	
-    	man = self.element.manual(self.current_ex)
-    	codeFile = self.element.readFile(self.current_ex,self.current_file)
-    	code = CodeInput(text=codeFile)
-    	code.bind(focus =self.schedule_reload)
-    	splitter = Splitter()
-    	if layout.orientation == 'vertical':
-    		splitter.sizable_from='bottom'
-    	else:
-    		splitter.sizable_from='right'
-    	splitter.add_widget(code)
-    	layout.add_widget(splitter)
-
-    	layout.add_widget(RstDocument(text=man))
-    	return layout
+        layout=BoxLayout()
+        if self.width < self.height:
+            layout.orientation='vertical'
+        else:
+            layout.orientation='horizontal'
+        #self.bind(self.current_ex=self.update_currentFile)
+        man = self.element.manual(self.current_ex)
+        codeFile = self.element.readFile(self.current_ex,self.current_file)
+        code = CodeInput(text=codeFile)
+        code.bind(focus =self.schedule_reload)
+        splitter = Splitter()
+        if layout.orientation == 'vertical':
+            splitter.sizable_from='bottom'
+        else:
+            splitter.sizable_from='right'
+        splitter.add_widget(code)
+        layout.add_widget(splitter)
+
+        layout.add_widget(RstDocument(text=man))
+        return layout
 
     def saveAssignment(self,assignment,*largs):
-    	print 'callback called'
-    	try:
-    		if not self.element.readFile(self.current_ex,self.current_file)==assignment.text:
-    			filehandler = self.element.writeFile(self.current_ex,self.current_file)
-    			filehandler.write(assignment.text)
-		    	print 'INFO: Autosaved file'
-    	except Exception, e:
-    		raise e
-    		self.show_error(e)
+        print 'callback called'
+        try:
+            if not self.element.readFile(self.current_ex,self.current_file)==assignment.text:
+                filehandler = self.element.writeFile(self.current_ex,self.current_file)
+                filehandler.write(assignment.text)
+                print 'INFO: Autosaved file'
+        except Exception, e:
+            raise e
+            self.show_error(e)
 
 
     def schedule_reload(self,instance,value):
         if value:
-        	#Schedule Update
-   	        self.callback = partial(self.saveAssignment,instance)
-        	Clock.schedule_interval(self.callback,5)
+            #Schedule Update
+            self.callback = partial(self.saveAssignment,instance)
+            Clock.schedule_interval(self.callback,5)
         else:
-        	#TODO:When clicking on another file, both focus=False and filebar button callbacks are executed simultaneously leading to deadlock
-        	Clock.unschedule(self.callback)
-        	#self.saveAssignment(instance)
-        	#Update now
+            #TODO:When clicking on another file, both focus=False and filebar button callbacks are executed simultaneously leading to deadlock
+            Clock.unschedule(self.callback)
+            #self.saveAssignment(instance)
+            #Update now
 
 
     def filebar(self):
-    	layout=BoxLayout(padding='2sp',size_hint=(1,None),height='100sp')
-    	layout.orientation='horizontal'
-    	files = self.element.files(self.current_ex)
-    	for f in files:
+        layout=BoxLayout(padding='2sp',size_hint=(1,None),height='100sp')
+        layout.orientation='horizontal'
+        files = self.element.files(self.current_ex)
+        for f in files:
             if f.strip() == self.current_file:
                 button = ToggleButton(text=f,group = self.current_ex,state='down')
             else:
                 button = ToggleButton(text=f,group = self.current_ex,state='normal')
             button.bind(on_press=self.update_currentFile)
             layout.add_widget(button)
-    	return layout
+        return layout
 
     def update_currentFile(self,instance):
-    	if instance.text.endswith('\n'):
-    		instance.text=instance.text[:-1]
-    	self.current_file = instance.text    	
-    	self.draw_screen()
-    	print 'Current file changed to: ', self.current_file
+        if instance.text.endswith('\n'):
+            instance.text=instance.text[:-1]
+        self.current_file = instance.text
+        self.draw_screen()
+        print 'Current file changed to: ', self.current_file
 
     def show_error(self, e):
         self.info_label.text = str(e)
@@ -264,10 +264,10 @@ def show_error(self, e):
 class CourseraApp(App):
 
     def build(self):
-    	return MainScreen(welcome=True)
+        return MainScreen(welcome=True)
     def on_pause(self):
-    	return True
+        return True
 
 
 if __name__ == '__main__':	
-	CourseraApp().run()
+    CourseraApp().run()