(pcluster.py) temporary things for quick and dirty testing

[hooke.git] / libviewer.py

diff --git a/libviewer.py b/libviewer.py
index 37fe2eba7047b5a3ab51a800e2acfade9bb4772e..99ff002202d20a82a3f6c96af9469e7c65e8f862 100644 (file)
--- a/libviewer.py
+++ b/libviewer.py
@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 
 '''
-Basic Viewer and ascii saver examples
+Basic Viewer and ascii saver example
 
 Copyright (C) 2008 Alberto Gomez-Casado (University of Twente).
 
@@ -10,34 +10,43 @@ This program is released under the GNU General Public License version 2.
 
 
 import liboutlet as lout
+import libinput as linput
 
 class Viewer(object):
-       source=[]
-       data=[]
-       dtype='all'
-       action=[]
-       
+    source=[]
+    data=[]
+    dtype='all'
+    action=[]  #alias to call the actual viewer function, makes it general
+    
 
-       def setdtype(self, dt):
-               self.dtype=dt   
+    def setdtype(self, dt):
+        #determines wich type of data will be retrieved from outlet
+        self.dtype=dt  
 
-        def show(self):
-               self.source.printbuf()
+    def show(self):
+        #TODO should print only data matching 'type'
+        self.source.printbuf()
 
-       def getdata(self):
-               self.data=self.source.read_type(self.dtype)
+    def getdata(self):
+        #retrieves data from outlet
+        self.data=self.source.read_type(self.dtype)
 
 
 
 class Ascii(Viewer):
+#example viewer, it just retrieves data and writes it to a text file
+#probably this should be in viewer.py?
 
        def __init__(self,outref):
                self.source=outref
-               self.action=self.dump   
+               #tells the viewer which outlet has the data (so far only one in hooke)
+               self.action=self.dump
+               #this allows to call dump (or any other function, depending on the viewer) from the CLI using 'vwaction'
 
        def dump(self):
+               #retrieves and saves data
                self.getdata()
-               destination=raw_input('Enter filename:')
+               destination=linput.safeinput('Enter filename:',['results.txt'])
                destfile=open(destination,'w+')
                destfile.write('\n'.join(self.data))
                destfile.close()