pychecker and docstring fixes

morituri/common/common.py

@@ -31,13 +31,13 @@ FRAMES_PER_SECOND = 75
 
 def msfToFrames(msf):
     """
-    Converts a string value in MM:SS:FF to frames
+    Converts a string value in MM:SS:FF to frames.
 
-    @param msf:
+    @param msf: the MM:SS:FF value to convert
     @type  msf: str
 
-    @rtype int
-    @returns number of frames
+    @rtype:   int
+    @returns: number of frames
     """
     if not ':' in msf:
         return int(msf)

morituri/image/toc.py

@@ -92,9 +92,13 @@ class TocFile(object, log.Loggable):
         self.table = table.Table()
 
     def parse(self):
-        state = 'HEADER'
+        # these two objects start as None then get set as real objects,
+        # so no need to complain about them here
+        __pychecker__ = 'no-objattrs'
         currentFile = None
         currentTrack = None
+
+        state = 'HEADER'
         counter = 0
         trackNumber = 0
         indexNumber = 0