TMSS-747: Fix deprecation warning for python 3.5+

LCS/PyCommon/math.py

-from fractions import gcd
+try:
+    from math import gcd
+except ImportError:
+    from fractions import gcd
 
 __all__ = ["lcm"]
 
 def lcm(a, b):
     """ Return the Least Common Multiple of a and b. """
-    return abs(a * b) / gcd(a, b) if a and b else 0
+    return int(abs(a * b) / gcd(a, b) if a and b else 0)