configuring the search path search path variations the sys path list module file selection summary test your knowledgequiz test your knowledgeanswers module coding basics module creation module filenames other kinds of modules module usage the import statement the from statement the from statement imports happen only once import and from are assignments import and from equivalence potential pitfalls of the from statement module namespaces files generate namespaces namespace dictionaries__dict__ attribute name qualification imports versus scopes namespace nesting reloading modules reload basics reload example summary test your knowledgequiz test your knowledgeanswers module packages package import basics packages and search path settings package __init__ py files package import example from versus import with packages why use package importsa tale of three systems package relative imports xviii table of contents