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python - What is the difference between __str__ and __repr__? - Stack Overflow
Python String, Creating String in Python,Strings indexing and splitting,Reassigning Strings,Deleting the String,String Operators,Python String Formatting,Example,The format() method,Python String Formatting Using % Operator,Python String functions 
![python str](https://i.stack.imgur.com/jPyWk.png "Python class error: \")