Python Vocab Crossword Puzzle
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- function : a named sequence of statements that performs some useful operation. func tions may or may not take arguments and may or may not produce a result.
- function object : a value created by a function definition. the name of the function is a variable that refers to a function object.
- header : the first line of a function definition.
- body : the sequence of statements inside a function definition.
- parameter : a name used inside a function to refer to the value passed as an argument.
- function call : a statement that runs a function. it consists of the function name followed by an argument list in parentheses.
- argument : a value provided to a function when the function is called. this value is as signed to the corresponding parameter in the function.
- local variable : a variable defined inside a function. a local variable can only be used inside its function.
- return value : the result of a function. if a function call is used as an expression, the return value is the value of the expression.
- void function : a function that always returns none.
- none : a special value returned by void functions.
- module : a file that contains a collection of related functions and other definitions.
- import statement : a statement that reads a module file and creates a module object.
- module object : a value created by an import statement that provides access to the values defined in a module.
- dot notation : the syntax for calling a function in another module by specifying the module name followed by a dot (period) and the function name.
- composition : using an expression as part of a larger expression, or a statement as part of a larger statement.
- flow of execution : the order statements run in.
- stack diagram : a graphical representation of a stack of functions, their variables, and the values they refer to.
- frame : a box in a stack diagram that represents a function call. it contains the local variables and parameters of the function.
- trace back : a list of the functions that are executing, printed when an exception occurs.