(beven if there are no parametersthe parentheses must be included to distinguish the name of the function from request to call the function [ first function definition (page )(ceach expression is called an actual parameter each actual parameter is evaluated and the values are passed to the code for the functionwhich executes its defined steps and may return value if the function call was part of larger expressionthe returned value is used to evaluate the larger expression in the place where the function call was [function parameters (page )(dif nothing is returned explicitlythe function returns none (efunction calls may also be used as statementsin which case any value that is returned is ignored (except if entered directly into the shellwhich prints any returned value other than none(fkeyword arguments are special case they have been used optionally at the end of the parameter list for print functions that are built-in (aprint function[print functionpart (page )[the print function keyword end (page )printexpression printexpression expression expression printexpression expression ''sep=strvalend=strval print( print the value of each expression in the list to the standard place for output (usually the screenseparating each value by individual blanks unless the keyword argument sep is specified to change it there can be any number of expressions (not just - as illustratedii the string printed ends with newline unless the keyword argument end is specified to change it iii with no expressionthe statement only advances to new line (ba type name can be used as function to do obvious conversions to the typeas in int(' ')float( )str( [numbers and strings of digits (page )(ctypeexpression return the type of the value of the expression [string delimiterspart (page )(dinputpromptstring print the promptstring to the screenwait for the user to enter line from the keyboardending with enter return the character sequence as string [the input function (page )(elensequence return the number of elements in the sequence [whirlwind introduction to types and functions (page )(frangeexpression require expression to have non negative integer valuecall it generate sequence with length nconsisting of the numbers through - for example range( generates the sequence [the range functionpart (page )(gmaxexpression expression and so on return the maximum of all the expressions listed [whirlwind introduction to types and functions (page ) summary