What is the difference between str and repr in Python?
Following are differences: str() is used for creating output for end user while repr() is mainly used for debugging and development. repr’s goal is to be unambiguous and str’s is to be readable.
What is Python __ repr __?
In Python, __repr__ is a special method used to represent a class’s objects as a string. You can define your own string representation of your class objects using the __repr__ method. Special methods are a set of predefined methods used to enrich your classes. They start and end with double underscores.
What is the purpose of defining the functions __ str __ and __ repr __ within a class how are the two functions different?
Well, the __str__ function is supposed to return a human-readable format, which is good for logging or to display some information about the object. Whereas, the __repr__ function is supposed to return an “official” string representation of the object, which can be used to construct the object again.
Can only concatenate str not int to str meaning?
The error “typeerror: can only concatenate str (not “int”) to str” is raised when you try to concatenate a string and an integer. To solve this error, make sure that all values in a line of code are strings before you try to concatenate them.
What is f Python?
In Python source code, an f-string is a literal string, prefixed with ‘f’, which contains expressions inside braces. The expressions are replaced with their values.
What is repr string?
The repr() function returns the string representation of the value passed to eval function by default. For the custom class object, it returns a string enclosed in angle brackets that contains the name and address of the object by default. Example: repr()
What is not supported between instances of str and int?
The “typeerror: ‘>’ not supported between instances of ‘str’ and ‘int’” error is raised when you try to compare a string to an integer. To solve this error, convert any string values to integers before you attempt to compare them to an integer.