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Python prefers snake casing - if you have multiple words inside a variable name, you separate them out by underscores. ex. name_of_var = 2 print() function no quotes, no out cell .format() insert objects into a string. Label the variables The point is that we don't need to worry about the order List (=arrays in other languages) Using indexing - Python supports negative indexing Changing an item ..

Constants - Fixed values such as numbers, letters, and strings, are called "constants" because their value does not change - Numeric constants are as you expect -- 123, 34.1 - String constants use single quotes or double quotes -- ('), (") Reserved Words - You cannot use reserved words as variable names/ identifiers Variables - A variable is a named place in the memory where a programmer can sto..

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