So far, we’ve needed a new variable name for each new piece of information we wanted to store. Computer programs are great to use for automating and repeating tasks so that we don’t have to. The for loop in Python The Python for loop is the way of executing a given block of code repeatedly to the given number of times. Method #1: Using DataFrame.iteritems(): Dataframe class provides a member function iteritems() which gives an iterator that can be utilized to iterate over all the columns of a data frame. Podcast 302: Programming in PowerPoint can teach you a few things. The list name, together with a non-negative integer can then be used to refer to the individual items of data. It prints all the elements of the list variable in the output. ; creating a large vector twice: first length(0:increment:end_time), then later mTime = 0:increment:end_time;.Simply create the array once and measure its length. In Python, there is not C like syntax for(i=0; i