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How Can I Slice the Three Middle Indexes of Any List? I am trying to print the three middle indexes of any list in Python, but am having trouble figuring it out I know how to find the three middle indexes on their own, but I can't seem to print all three in a list Here's what I have so far
How can I print many significant figures in Python? Use these two common print idioms for formatting Its a matter of personal taste on which is better value = 10 3 #gives a float of 3 33333 print '% 15f' % value print str format('{0: 15f}', value) Personally I think the first is more compact and the 2nd is more explicit Format has more features when working with multiple vals
Generate three different random numbers - Stack Overflow I've got something here, but I can't get it working how I like it: def nested_loops(): import random option1 = random randint(1, 3) option2 = random randint(1, 3) option3 = random
Python 3 Float Decimal Points Precision - Stack Overflow I want to print the list of floats, [-3 6499999999999999, 9 1699999999999999, 1 0] with 2 decimal points only Doing something along the lines of '% 1f' % round(n, 1) would return a string How can I return a list of all two decimal points of floats, and not strings?
How to concatenate multiple lines of output to one line? By the way: (1) you need to put your sed script in single-quotes so that Bash doesn't mess with it (since sed s \n g calls sed with two arguments, namely s n and g); (2) since you want the output of cat file | grep pattern to be the input to sed, not the arguments to sed, you need to eliminate xargs; and (3) there's no need for cat here, since grep can take a filename as its second argument