java - Working in Eclipse IDE, values that should equal not equal - Stack Overflow
python tutorial - Bitwise Operators | Logical and Bitwise Not Operators on Boolean - By Microsoft Award MVP - learn python - python programming - Learn in 30sec | wikitechy
Python Not Equal Operator
Python Not Equal Operator: How to Use Not Equal Operator
Comparison Operators != is not equal to in Python
Python not equal Operator | Number & String comparison - EyeHunts