code (continuedrunnable spaghetti code understandable using edit window - version control - collections - colon ) color coding - comma separated values (csv) command-line python see also idle accessing from command prompt - advantages of arguments close button of terminal commands in enter key in environment variables and - exiting - help mode - idle versus options for - running applications starting viewing result in - comments commenting out code - multiline - single-line uses for common gateway interface (cgi) communication applications and computers and - exceptions and - comparisons function output if statements - overview - precedence compile time errors complex numbers computer aided software engineering (case) computers characters and - communication with - comparisons and crud data storage exceptions - lists and - preciseness of procedures - programming languages purpose of applications strings and concatenation creating lists using defined using operator using with tuples conditions for if statements configuration environment variables - idle - console library constants constructors - content management system (cms) content-type header context-transfer-encoding header continue statements overview - pass clause versus for while statements control characters - control statements if statements - if elif statements - if else statements - nesting - switch statement and