In Python, variable names must begin with a letter or an underscore, and can be followed by any combination of letters, underscores, and numbers.Here are some examples of valid variable names in Python:my_var MyVar _myVar MyVar123 age x25 india_bix_comHere are some examples of invalid variable names in Python:2myvar my-var my var food+nonfoodVariable names in Python must start with a letter or an underscore. They can contain letters, numbers, and underscores. They cannot start with a number or contain any spaces.