(sumamountetcyou don need to define the variables before you use them (like you need to to ine / ++/cfigure show these examples using the basic idle editor figure basic python here are some basic rules for python variablesa variable name must start with letter or the underscore character variable name cannot start with number variable name can only contain alpha-numeric characters ( - - and underscores variable names are case-sensitivee amountamount and amount are three different variables numbers there are three numeric types in pythonint float complex