venture of iit bombay vjti alumni python lists the most basic data structure in python is the sequence each element of sequence is assigned number its position or index the first index is zerothe second index is oneand so forth python has six built-in types of sequencesbut the most common ones are lists and tupleswhich we would see in this tutorial there are certain things you can do with all sequence types these operations include indexingslicingaddingmultiplyingand checking for membership in