more lintian fixes

-mostly lines with length > 79

python_apps/pypo/schedule/pure.py

@@ -12,16 +12,19 @@
 import re
 
 def version_cmp(version1, version2):
+    """Compare version strings such as 1.1.1, and 1.1.2. Returns the same as
+    Python built-in cmp. That is return value is negative if x < y, zero if 
+    x == y and strictly positive if x > y."""
     def normalize(v):
         return [int(x) for x in re.sub(r'(\.0+)*$','', v).split(".")]
     return cmp(normalize(version1), normalize(version2))
 
+
 def date_interval_to_seconds(interval):
-    """
-    Convert timedelta object into int representing the number of seconds. If
-    number of seconds is less than 0, then return 0.
-    """
-    seconds = (interval.microseconds + \
-               (interval.seconds + interval.days * 24 * 3600) * 10 ** 6) / float(10 ** 6)
+    """Convert timedelta object into int representing the number of seconds. If
+    number of seconds is less than 0, then return 0."""
+    seconds = ((interval.microseconds + 
+               (interval.seconds + interval.days * 24 * 3600) * 10 ** 6) 
+                    / float(10 ** 6))
 
     return seconds