web services in python introduction this looks at restful web services as implemented using the flask framework restful services rest stands for representational state transfer and was termed coined by roy fielding in his ph to describe the lightweightresource-oriented architectural style that underpins the web fieldingone of the principle authors of httpwas looking for way of generalising the operation of http and the web the generalised the supply of web pages as form of data supplied on demand to client where the client holds the current state of an exchange based on this state information the client requests the next item of relevant data sending all information necessary to identify the information to be supplied with the request thus the requests are independent and not part of an on-going stateful conversation (hence state transferit should be noted that although fielding was aiming to create way of describing the pattern of behaviour within the webhe also had an eye on producing lighter weight web based services (than those using either proprietary enterprise integration frameworks or soap based servicesthese lighter weight http based web services have become very popular and are now widely used in many areas systems which follow these principles are termed restful services key aspect of restful service is that all interactions between client (whether some javascript running in browser or standalone applicationare done using simple http based operations http supports four operations these are http gethttp posthttp put and http delete these can be used as (cspringer nature switzerland ag huntadvanced guide to python programmingundergraduate topics in computer science