fix_division: modify 'int / int' into 'int // int'

my2to3/fixes/fix_division.py

@@ -39,8 +39,12 @@ def analyze_data(data):
   """Indicates whether the division described by `data` should be modified into
   `//`, or should remain as `/`
   """
-  # TODO:
+  data = list(data) # data was a set
+  if len(data) == 1:
+    dividend, divisor = data[0]
+    if dividend is divisor is int:
       return True
+  return False
 
 
 class FixDivision(lib2to3.fixer_base.BaseFix):